./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:52:36,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:52:36,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:52:36,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:52:36,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:52:36,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:52:36,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:52:36,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:52:36,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:52:36,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:52:36,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:52:36,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:52:36,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:52:36,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:52:36,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:52:36,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:52:36,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:52:36,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:52:36,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:52:36,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:52:36,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:52:36,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:52:36,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:52:36,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:52:36,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:52:36,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:52:36,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:52:36,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:52:36,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:52:36,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:52:36,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:52:36,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:52:36,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:52:36,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:52:36,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:52:36,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:52:36,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:52:36,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:52:36,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:52:36,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:52:36,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:52:36,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:52:36,238 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:52:36,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:52:36,239 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:52:36,239 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:52:36,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:52:36,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:52:36,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:52:36,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:52:36,241 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:52:36,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:52:36,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:52:36,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:52:36,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:52:36,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:52:36,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:52:36,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:52:36,242 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:52:36,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:52:36,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:52:36,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:52:36,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:52:36,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:52:36,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:52:36,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:52:36,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:52:36,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:52:36,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:52:36,244 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:52:36,245 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:52:36,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:52:36,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 [2022-11-16 12:52:36,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:52:36,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:52:36,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:52:36,567 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:52:36,568 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:52:36,569 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-11-16 12:52:36,637 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data/f6bfa5820/056f12548ecb4e84ad5e01cc632a01a9/FLAGbbbe92d98 [2022-11-16 12:52:37,471 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:52:37,472 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-11-16 12:52:37,523 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data/f6bfa5820/056f12548ecb4e84ad5e01cc632a01a9/FLAGbbbe92d98 [2022-11-16 12:52:37,967 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data/f6bfa5820/056f12548ecb4e84ad5e01cc632a01a9 [2022-11-16 12:52:37,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:52:37,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:52:37,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:52:37,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:52:37,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:52:37,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:52:37" (1/1) ... [2022-11-16 12:52:37,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a5a477e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:37, skipping insertion in model container [2022-11-16 12:52:37,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:52:37" (1/1) ... [2022-11-16 12:52:37,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:52:38,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:52:39,842 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-11-16 12:52:39,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:52:39,991 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:52:40,371 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-11-16 12:52:40,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:52:40,459 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:52:40,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40 WrapperNode [2022-11-16 12:52:40,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:52:40,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:52:40,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:52:40,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:52:40,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,737 INFO L138 Inliner]: procedures = 180, calls = 1491, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 3825 [2022-11-16 12:52:40,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:52:40,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:52:40,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:52:40,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:52:40,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,941 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:40,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:52:40,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:52:40,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:52:40,996 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:52:40,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (1/1) ... [2022-11-16 12:52:41,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:52:41,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:52:41,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:52:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-16 12:52:41,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-16 12:52:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure digi_disconnect [2022-11-16 12:52:41,123 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_disconnect [2022-11-16 12:52:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 12:52:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure digi_break_ctl [2022-11-16 12:52:41,123 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_break_ctl [2022-11-16 12:52:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 12:52:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 12:52:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure cond_wait_interruptible_timeout_irqrestore [2022-11-16 12:52:41,124 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_wait_interruptible_timeout_irqrestore [2022-11-16 12:52:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:52:41,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:52:41,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:52:41,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:52:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 12:52:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 12:52:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_throttle [2022-11-16 12:52:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_throttle [2022-11-16 12:52:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2022-11-16 12:52:41,142 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2022-11-16 12:52:41,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 12:52:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 12:52:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-16 12:52:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-16 12:52:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-16 12:52:41,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-16 12:52:41,143 INFO L130 BoogieDeclarations]: Found specification of procedure digi_startup [2022-11-16 12:52:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_startup [2022-11-16 12:52:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:52:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:52:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-11-16 12:52:41,144 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-11-16 12:52:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure digi_open [2022-11-16 12:52:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_open [2022-11-16 12:52:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-16 12:52:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-16 12:52:41,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-16 12:52:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-16 12:52:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-16 12:52:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-16 12:52:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 12:52:41,146 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 12:52:41,146 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-11-16 12:52:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-11-16 12:52:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure digi_read_bulk_callback [2022-11-16 12:52:41,147 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_read_bulk_callback [2022-11-16 12:52:41,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:52:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:52:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:52:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_bulk_callback [2022-11-16 12:52:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_bulk_callback [2022-11-16 12:52:41,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 12:52:41,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 12:52:41,149 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write [2022-11-16 12:52:41,149 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write [2022-11-16 12:52:41,150 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_termios [2022-11-16 12:52:41,150 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_termios [2022-11-16 12:52:41,151 INFO L130 BoogieDeclarations]: Found specification of procedure digi_wakeup_write_lock [2022-11-16 12:52:41,152 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_wakeup_write_lock [2022-11-16 12:52:41,152 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_room [2022-11-16 12:52:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_room [2022-11-16 12:52:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-16 12:52:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-16 12:52:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:52:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:52:41,153 INFO L130 BoogieDeclarations]: Found specification of procedure digi_close [2022-11-16 12:52:41,153 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_close [2022-11-16 12:52:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmset [2022-11-16 12:52:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmset [2022-11-16 12:52:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmget [2022-11-16 12:52:41,154 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmget [2022-11-16 12:52:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:52:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-16 12:52:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-16 12:52:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 12:52:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 12:52:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_modem_signals [2022-11-16 12:52:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_modem_signals [2022-11-16 12:52:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2022-11-16 12:52:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2022-11-16 12:52:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:52:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_probe [2022-11-16 12:52:41,157 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_probe [2022-11-16 12:52:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:52:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:52:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure digi_release [2022-11-16 12:52:41,158 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_release [2022-11-16 12:52:41,158 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 12:52:41,158 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_inb_command [2022-11-16 12:52:41,158 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_inb_command [2022-11-16 12:52:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_oob_command [2022-11-16 12:52:41,159 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_oob_command [2022-11-16 12:52:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:52:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-16 12:52:41,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-16 12:52:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_init [2022-11-16 12:52:41,161 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_init [2022-11-16 12:52:41,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-16 12:52:41,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-16 12:52:41,162 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-16 12:52:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-16 12:52:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 12:52:41,163 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 12:52:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:52:41,163 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_unthrottle [2022-11-16 12:52:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_unthrottle [2022-11-16 12:52:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:52:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-16 12:52:41,164 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-16 12:52:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure digi_dtr_rts [2022-11-16 12:52:41,165 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_dtr_rts [2022-11-16 12:52:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure digi_chars_in_buffer [2022-11-16 12:52:41,165 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_chars_in_buffer [2022-11-16 12:52:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 12:52:41,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 12:52:41,166 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-16 12:52:41,166 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-16 12:52:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 12:52:41,167 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 12:52:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-16 12:52:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-16 12:52:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_remove [2022-11-16 12:52:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_remove [2022-11-16 12:52:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 12:52:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 12:52:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-16 12:52:41,175 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-16 12:52:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:52:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-11-16 12:52:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-11-16 12:52:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-11-16 12:52:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-11-16 12:52:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 12:52:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-16 12:52:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-16 12:52:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:52:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:52:41,842 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:52:41,845 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:52:42,282 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:52:56,320 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:52:56,348 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:52:56,348 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-16 12:52:56,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:52:56 BoogieIcfgContainer [2022-11-16 12:52:56,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:52:56,355 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:52:56,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:52:56,359 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:52:56,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:52:37" (1/3) ... [2022-11-16 12:52:56,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ecc424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:52:56, skipping insertion in model container [2022-11-16 12:52:56,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:52:40" (2/3) ... [2022-11-16 12:52:56,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27ecc424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:52:56, skipping insertion in model container [2022-11-16 12:52:56,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:52:56" (3/3) ... [2022-11-16 12:52:56,362 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-11-16 12:52:56,386 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:52:56,386 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:52:56,478 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:52:56,485 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@533ce7de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:52:56,485 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:52:56,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 1304 states, 914 states have (on average 1.4234135667396062) internal successors, (1301), 932 states have internal predecessors, (1301), 329 states have call successors, (329), 60 states have call predecessors, (329), 59 states have return successors, (324), 320 states have call predecessors, (324), 324 states have call successors, (324) [2022-11-16 12:52:56,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-16 12:52:56,515 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:52:56,516 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:52:56,517 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:52:56,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:52:56,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1823136270, now seen corresponding path program 1 times [2022-11-16 12:52:56,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:52:56,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159423038] [2022-11-16 12:52:56,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:52:56,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:52:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:52:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:52:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:52:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:52:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:52:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:52:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:52:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 12:52:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-16 12:52:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 12:52:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-16 12:52:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:52:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-16 12:52:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-16 12:52:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:52:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:52:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-16 12:52:57,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:52:57,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159423038] [2022-11-16 12:52:57,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159423038] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:52:57,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:52:57,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:52:57,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053174487] [2022-11-16 12:52:57,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:52:57,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:52:57,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:52:57,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:52:57,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:52:57,878 INFO L87 Difference]: Start difference. First operand has 1304 states, 914 states have (on average 1.4234135667396062) internal successors, (1301), 932 states have internal predecessors, (1301), 329 states have call successors, (329), 60 states have call predecessors, (329), 59 states have return successors, (324), 320 states have call predecessors, (324), 324 states have call successors, (324) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 12:52:59,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:01,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:07,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:12,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:14,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:14,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:53:14,822 INFO L93 Difference]: Finished difference Result 2670 states and 4131 transitions. [2022-11-16 12:53:14,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:53:14,825 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 151 [2022-11-16 12:53:14,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:53:14,854 INFO L225 Difference]: With dead ends: 2670 [2022-11-16 12:53:14,854 INFO L226 Difference]: Without dead ends: 1356 [2022-11-16 12:53:14,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:53:14,882 INFO L413 NwaCegarLoop]: 1668 mSDtfsCounter, 429 mSDsluCounter, 3082 mSDsCounter, 0 mSdLazyCounter, 1384 mSolverCounterSat, 720 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 4750 SdHoareTripleChecker+Invalid, 2108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 720 IncrementalHoareTripleChecker+Valid, 1384 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:53:14,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [461 Valid, 4750 Invalid, 2108 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [720 Valid, 1384 Invalid, 4 Unknown, 0 Unchecked, 16.5s Time] [2022-11-16 12:53:14,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1356 states. [2022-11-16 12:53:15,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1356 to 1289. [2022-11-16 12:53:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1289 states, 906 states have (on average 1.4094922737306843) internal successors, (1277), 917 states have internal predecessors, (1277), 324 states have call successors, (324), 59 states have call predecessors, (324), 58 states have return successors, (323), 319 states have call predecessors, (323), 323 states have call successors, (323) [2022-11-16 12:53:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1289 states and 1924 transitions. [2022-11-16 12:53:15,109 INFO L78 Accepts]: Start accepts. Automaton has 1289 states and 1924 transitions. Word has length 151 [2022-11-16 12:53:15,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:53:15,114 INFO L495 AbstractCegarLoop]: Abstraction has 1289 states and 1924 transitions. [2022-11-16 12:53:15,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 12:53:15,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1924 transitions. [2022-11-16 12:53:15,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-16 12:53:15,132 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:53:15,132 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:53:15,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:53:15,133 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:53:15,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:53:15,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1179118854, now seen corresponding path program 1 times [2022-11-16 12:53:15,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:53:15,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105989688] [2022-11-16 12:53:15,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:53:15,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:53:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:53:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:53:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:53:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:15,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:53:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:53:15,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 12:53:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-16 12:53:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 12:53:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-16 12:53:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:53:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-16 12:53:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-16 12:53:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:53:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:15,780 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-16 12:53:15,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:53:15,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105989688] [2022-11-16 12:53:15,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105989688] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:53:15,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:53:15,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:53:15,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644780529] [2022-11-16 12:53:15,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:53:15,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:53:15,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:53:15,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:53:15,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:53:15,790 INFO L87 Difference]: Start difference. First operand 1289 states and 1924 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-16 12:53:17,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:24,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:29,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:30,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:53:30,078 INFO L93 Difference]: Finished difference Result 3719 states and 5545 transitions. [2022-11-16 12:53:30,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:53:30,079 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 151 [2022-11-16 12:53:30,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:53:30,098 INFO L225 Difference]: With dead ends: 3719 [2022-11-16 12:53:30,098 INFO L226 Difference]: Without dead ends: 2465 [2022-11-16 12:53:30,107 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:53:30,108 INFO L413 NwaCegarLoop]: 1841 mSDtfsCounter, 2744 mSDsluCounter, 2414 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 2138 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2926 SdHoareTripleChecker+Valid, 4255 SdHoareTripleChecker+Invalid, 3707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2138 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-11-16 12:53:30,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2926 Valid, 4255 Invalid, 3707 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2138 Valid, 1566 Invalid, 3 Unknown, 0 Unchecked, 13.8s Time] [2022-11-16 12:53:30,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2465 states. [2022-11-16 12:53:30,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2465 to 2330. [2022-11-16 12:53:30,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2330 states, 1642 states have (on average 1.402557856272838) internal successors, (2303), 1665 states have internal predecessors, (2303), 573 states have call successors, (573), 115 states have call predecessors, (573), 114 states have return successors, (572), 563 states have call predecessors, (572), 572 states have call successors, (572) [2022-11-16 12:53:30,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 2330 states and 3448 transitions. [2022-11-16 12:53:30,249 INFO L78 Accepts]: Start accepts. Automaton has 2330 states and 3448 transitions. Word has length 151 [2022-11-16 12:53:30,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:53:30,250 INFO L495 AbstractCegarLoop]: Abstraction has 2330 states and 3448 transitions. [2022-11-16 12:53:30,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-16 12:53:30,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 3448 transitions. [2022-11-16 12:53:30,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-16 12:53:30,254 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:53:30,254 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:53:30,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:53:30,255 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:53:30,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:53:30,255 INFO L85 PathProgramCache]: Analyzing trace with hash 779541008, now seen corresponding path program 1 times [2022-11-16 12:53:30,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:53:30,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096145459] [2022-11-16 12:53:30,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:53:30,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:53:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:53:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:53:30,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:53:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:53:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:53:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 12:53:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-16 12:53:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 12:53:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-16 12:53:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:53:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-16 12:53:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-16 12:53:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:53:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:30,896 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-16 12:53:30,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:53:30,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096145459] [2022-11-16 12:53:30,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096145459] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:53:30,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:53:30,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:53:30,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496176073] [2022-11-16 12:53:30,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:53:30,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:53:30,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:53:30,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:53:30,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:53:30,900 INFO L87 Difference]: Start difference. First operand 2330 states and 3448 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-16 12:53:32,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:34,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:48,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:50,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:52,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:54,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:53:55,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:53:55,066 INFO L93 Difference]: Finished difference Result 5942 states and 8793 transitions. [2022-11-16 12:53:55,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:53:55,067 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 151 [2022-11-16 12:53:55,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:53:55,095 INFO L225 Difference]: With dead ends: 5942 [2022-11-16 12:53:55,095 INFO L226 Difference]: Without dead ends: 3647 [2022-11-16 12:53:55,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:53:55,111 INFO L413 NwaCegarLoop]: 2852 mSDtfsCounter, 1956 mSDsluCounter, 4711 mSDsCounter, 0 mSdLazyCounter, 2592 mSolverCounterSat, 1025 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2138 SdHoareTripleChecker+Valid, 7563 SdHoareTripleChecker+Invalid, 3623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1025 IncrementalHoareTripleChecker+Valid, 2592 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2022-11-16 12:53:55,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2138 Valid, 7563 Invalid, 3623 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1025 Valid, 2592 Invalid, 6 Unknown, 0 Unchecked, 23.7s Time] [2022-11-16 12:53:55,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3647 states. [2022-11-16 12:53:55,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3647 to 3451. [2022-11-16 12:53:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3451 states, 2441 states have (on average 1.39901679639492) internal successors, (3415), 2475 states have internal predecessors, (3415), 831 states have call successors, (831), 179 states have call predecessors, (831), 178 states have return successors, (830), 817 states have call predecessors, (830), 830 states have call successors, (830) [2022-11-16 12:53:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 3451 states and 5076 transitions. [2022-11-16 12:53:55,295 INFO L78 Accepts]: Start accepts. Automaton has 3451 states and 5076 transitions. Word has length 151 [2022-11-16 12:53:55,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:53:55,296 INFO L495 AbstractCegarLoop]: Abstraction has 3451 states and 5076 transitions. [2022-11-16 12:53:55,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-16 12:53:55,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3451 states and 5076 transitions. [2022-11-16 12:53:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-11-16 12:53:55,301 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:53:55,302 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:53:55,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 12:53:55,302 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:53:55,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:53:55,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1716150735, now seen corresponding path program 1 times [2022-11-16 12:53:55,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:53:55,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476712469] [2022-11-16 12:53:55,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:53:55,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:53:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:55,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:53:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:55,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:55,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:55,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:53:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:55,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:53:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:53:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:53:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 12:53:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-16 12:53:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 12:53:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-16 12:53:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:53:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-16 12:53:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-16 12:53:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:53:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-16 12:53:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:53:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-16 12:53:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-16 12:53:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-16 12:53:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-16 12:53:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-16 12:53:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-16 12:53:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:53:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:53:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:53:56,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-11-16 12:53:56,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:53:56,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476712469] [2022-11-16 12:53:56,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476712469] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:53:56,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:53:56,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:53:56,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041492022] [2022-11-16 12:53:56,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:53:56,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:53:56,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:53:56,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:53:56,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:53:56,347 INFO L87 Difference]: Start difference. First operand 3451 states and 5076 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-16 12:53:58,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:00,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:02,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:04,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:16,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:18,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:20,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:20,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:54:20,984 INFO L93 Difference]: Finished difference Result 8890 states and 13142 transitions. [2022-11-16 12:54:20,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:54:20,985 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 292 [2022-11-16 12:54:20,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:54:21,022 INFO L225 Difference]: With dead ends: 8890 [2022-11-16 12:54:21,023 INFO L226 Difference]: Without dead ends: 5488 [2022-11-16 12:54:21,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:54:21,042 INFO L413 NwaCegarLoop]: 1897 mSDtfsCounter, 2261 mSDsluCounter, 4606 mSDsCounter, 0 mSdLazyCounter, 2784 mSolverCounterSat, 1467 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2437 SdHoareTripleChecker+Valid, 6503 SdHoareTripleChecker+Invalid, 4257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1467 IncrementalHoareTripleChecker+Valid, 2784 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:54:21,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2437 Valid, 6503 Invalid, 4257 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1467 Valid, 2784 Invalid, 6 Unknown, 0 Unchecked, 24.2s Time] [2022-11-16 12:54:21,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5488 states. [2022-11-16 12:54:21,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5488 to 5209. [2022-11-16 12:54:21,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5209 states, 3734 states have (on average 1.3869844670594538) internal successors, (5179), 3785 states have internal predecessors, (5179), 1196 states have call successors, (1196), 279 states have call predecessors, (1196), 278 states have return successors, (1195), 1176 states have call predecessors, (1195), 1195 states have call successors, (1195) [2022-11-16 12:54:21,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5209 states to 5209 states and 7570 transitions. [2022-11-16 12:54:21,456 INFO L78 Accepts]: Start accepts. Automaton has 5209 states and 7570 transitions. Word has length 292 [2022-11-16 12:54:21,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:54:21,458 INFO L495 AbstractCegarLoop]: Abstraction has 5209 states and 7570 transitions. [2022-11-16 12:54:21,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-16 12:54:21,459 INFO L276 IsEmpty]: Start isEmpty. Operand 5209 states and 7570 transitions. [2022-11-16 12:54:21,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-11-16 12:54:21,466 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:54:21,466 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:54:21,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 12:54:21,467 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:54:21,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:54:21,469 INFO L85 PathProgramCache]: Analyzing trace with hash -2115728581, now seen corresponding path program 1 times [2022-11-16 12:54:21,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:54:21,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629608614] [2022-11-16 12:54:21,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:54:21,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:54:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:21,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:54:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:54:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:54:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:54:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:54:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 12:54:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-16 12:54:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 12:54:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-16 12:54:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:54:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-16 12:54:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-16 12:54:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:54:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-16 12:54:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:54:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-16 12:54:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-16 12:54:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-16 12:54:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-16 12:54:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-16 12:54:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-16 12:54:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:22,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-11-16 12:54:22,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:54:22,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629608614] [2022-11-16 12:54:22,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629608614] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:54:22,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:54:22,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:54:22,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798747804] [2022-11-16 12:54:22,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:54:22,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:54:22,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:54:22,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:54:22,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:54:22,442 INFO L87 Difference]: Start difference. First operand 5209 states and 7570 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-16 12:54:24,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:26,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:28,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:40,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:42,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:43,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:54:43,356 INFO L93 Difference]: Finished difference Result 13194 states and 19270 transitions. [2022-11-16 12:54:43,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:54:43,357 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 292 [2022-11-16 12:54:43,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:54:43,405 INFO L225 Difference]: With dead ends: 13194 [2022-11-16 12:54:43,405 INFO L226 Difference]: Without dead ends: 8034 [2022-11-16 12:54:43,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:54:43,427 INFO L413 NwaCegarLoop]: 1934 mSDtfsCounter, 2244 mSDsluCounter, 4688 mSDsCounter, 0 mSdLazyCounter, 2810 mSolverCounterSat, 1458 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2421 SdHoareTripleChecker+Valid, 6622 SdHoareTripleChecker+Invalid, 4273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1458 IncrementalHoareTripleChecker+Valid, 2810 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:54:43,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2421 Valid, 6622 Invalid, 4273 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1458 Valid, 2810 Invalid, 5 Unknown, 0 Unchecked, 20.4s Time] [2022-11-16 12:54:43,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8034 states. [2022-11-16 12:54:43,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8034 to 7658. [2022-11-16 12:54:43,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7658 states, 5565 states have (on average 1.3771787960467206) internal successors, (7664), 5637 states have internal predecessors, (7664), 1673 states have call successors, (1673), 420 states have call predecessors, (1673), 419 states have return successors, (1672), 1647 states have call predecessors, (1672), 1672 states have call successors, (1672) [2022-11-16 12:54:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7658 states to 7658 states and 11009 transitions. [2022-11-16 12:54:43,970 INFO L78 Accepts]: Start accepts. Automaton has 7658 states and 11009 transitions. Word has length 292 [2022-11-16 12:54:43,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:54:43,971 INFO L495 AbstractCegarLoop]: Abstraction has 7658 states and 11009 transitions. [2022-11-16 12:54:43,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-16 12:54:43,973 INFO L276 IsEmpty]: Start isEmpty. Operand 7658 states and 11009 transitions. [2022-11-16 12:54:43,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-11-16 12:54:43,979 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:54:43,980 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:54:43,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 12:54:43,980 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:54:43,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:54:43,981 INFO L85 PathProgramCache]: Analyzing trace with hash -250742438, now seen corresponding path program 1 times [2022-11-16 12:54:43,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:54:43,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649681742] [2022-11-16 12:54:43,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:54:43,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:54:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:54:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:54:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:54:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:54:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:54:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 12:54:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-16 12:54:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 12:54:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-16 12:54:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:54:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-16 12:54:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-16 12:54:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:54:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-16 12:54:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:54:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-16 12:54:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-16 12:54:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-16 12:54:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-16 12:54:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-16 12:54:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-16 12:54:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:54:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:54:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:54:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2022-11-16 12:54:44,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:54:44,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649681742] [2022-11-16 12:54:44,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649681742] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:54:44,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:54:44,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:54:44,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536749427] [2022-11-16 12:54:44,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:54:44,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:54:44,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:54:44,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:54:44,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:54:44,947 INFO L87 Difference]: Start difference. First operand 7658 states and 11009 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-16 12:54:46,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:48,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:56,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:58,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:54:58,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:54:58,775 INFO L93 Difference]: Finished difference Result 8267 states and 11888 transitions. [2022-11-16 12:54:58,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:54:58,776 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 293 [2022-11-16 12:54:58,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:54:58,827 INFO L225 Difference]: With dead ends: 8267 [2022-11-16 12:54:58,827 INFO L226 Difference]: Without dead ends: 8264 [2022-11-16 12:54:58,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-16 12:54:58,834 INFO L413 NwaCegarLoop]: 1649 mSDtfsCounter, 1966 mSDsluCounter, 2245 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 926 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2048 SdHoareTripleChecker+Valid, 3894 SdHoareTripleChecker+Invalid, 2145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 926 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:54:58,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2048 Valid, 3894 Invalid, 2145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [926 Valid, 1215 Invalid, 4 Unknown, 0 Unchecked, 13.5s Time] [2022-11-16 12:54:58,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8264 states. [2022-11-16 12:54:59,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8264 to 7826. [2022-11-16 12:54:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7826 states, 5694 states have (on average 1.375658587987355) internal successors, (7833), 5766 states have internal predecessors, (7833), 1686 states have call successors, (1686), 454 states have call predecessors, (1686), 445 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-11-16 12:54:59,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7826 states to 7826 states and 11204 transitions. [2022-11-16 12:54:59,364 INFO L78 Accepts]: Start accepts. Automaton has 7826 states and 11204 transitions. Word has length 293 [2022-11-16 12:54:59,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:54:59,365 INFO L495 AbstractCegarLoop]: Abstraction has 7826 states and 11204 transitions. [2022-11-16 12:54:59,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-16 12:54:59,366 INFO L276 IsEmpty]: Start isEmpty. Operand 7826 states and 11204 transitions. [2022-11-16 12:54:59,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-11-16 12:54:59,375 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:54:59,375 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:54:59,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 12:54:59,376 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:54:59,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:54:59,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1757560615, now seen corresponding path program 1 times [2022-11-16 12:54:59,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:54:59,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722767731] [2022-11-16 12:54:59,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:54:59,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:54:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:55:00,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:55:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:55:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:55:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:55:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 12:55:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-16 12:55:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 12:55:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-16 12:55:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-16 12:55:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-16 12:55:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-16 12:55:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:55:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-16 12:55:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-16 12:55:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-16 12:55:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-16 12:55:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-16 12:55:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-16 12:55:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:00,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-16 12:55:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-16 12:55:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-16 12:55:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-16 12:55:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2022-11-16 12:55:01,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:55:01,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722767731] [2022-11-16 12:55:01,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722767731] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:55:01,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869556517] [2022-11-16 12:55:01,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:55:01,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:55:01,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:55:01,099 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:55:01,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 12:55:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:03,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 3385 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-16 12:55:03,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:55:03,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 488 proven. 0 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2022-11-16 12:55:03,215 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:55:03,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869556517] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:55:03,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 12:55:03,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2022-11-16 12:55:03,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775622635] [2022-11-16 12:55:03,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:55:03,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:55:03,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:55:03,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:55:03,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:55:03,219 INFO L87 Difference]: Start difference. First operand 7826 states and 11204 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-16 12:55:03,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:55:03,622 INFO L93 Difference]: Finished difference Result 15630 states and 22391 transitions. [2022-11-16 12:55:03,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:55:03,623 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 302 [2022-11-16 12:55:03,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:55:03,658 INFO L225 Difference]: With dead ends: 15630 [2022-11-16 12:55:03,658 INFO L226 Difference]: Without dead ends: 7827 [2022-11-16 12:55:03,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-16 12:55:03,685 INFO L413 NwaCegarLoop]: 1922 mSDtfsCounter, 3 mSDsluCounter, 3825 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5747 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:55:03,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5747 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 12:55:03,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7827 states. [2022-11-16 12:55:04,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7827 to 7827. [2022-11-16 12:55:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7827 states, 5695 states have (on average 1.3755926251097454) internal successors, (7834), 5767 states have internal predecessors, (7834), 1686 states have call successors, (1686), 454 states have call predecessors, (1686), 445 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-11-16 12:55:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7827 states to 7827 states and 11205 transitions. [2022-11-16 12:55:04,187 INFO L78 Accepts]: Start accepts. Automaton has 7827 states and 11205 transitions. Word has length 302 [2022-11-16 12:55:04,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:55:04,187 INFO L495 AbstractCegarLoop]: Abstraction has 7827 states and 11205 transitions. [2022-11-16 12:55:04,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-16 12:55:04,188 INFO L276 IsEmpty]: Start isEmpty. Operand 7827 states and 11205 transitions. [2022-11-16 12:55:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-11-16 12:55:04,194 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:55:04,194 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:55:04,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:55:04,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:55:04,408 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:55:04,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:55:04,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1175440481, now seen corresponding path program 1 times [2022-11-16 12:55:04,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:55:04,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170691677] [2022-11-16 12:55:04,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:55:04,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:55:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:55:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 12:55:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 12:55:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-16 12:55:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-16 12:55:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:05,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-16 12:55:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-16 12:55:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-16 12:55:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-16 12:55:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-16 12:55:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-16 12:55:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-16 12:55:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-16 12:55:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-16 12:55:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-16 12:55:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-16 12:55:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-16 12:55:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-16 12:55:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-11-16 12:55:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-16 12:55:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-16 12:55:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 12:55:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 12:55:06,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-11-16 12:55:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-16 12:55:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:06,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2022-11-16 12:55:06,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:55:06,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170691677] [2022-11-16 12:55:06,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170691677] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:55:06,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339787158] [2022-11-16 12:55:06,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:55:06,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:55:06,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:55:06,287 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:55:06,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 12:55:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:55:08,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 3522 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-16 12:55:08,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:55:08,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 512 proven. 1 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2022-11-16 12:55:08,610 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:55:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2022-11-16 12:55:08,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1339787158] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:55:08,999 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:55:09,000 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2022-11-16 12:55:09,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205630861] [2022-11-16 12:55:09,000 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:55:09,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-16 12:55:09,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:55:09,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-16 12:55:09,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-11-16 12:55:09,005 INFO L87 Difference]: Start difference. First operand 7827 states and 11205 transitions. Second operand has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 10 states have internal predecessors, (110), 2 states have call successors, (71), 6 states have call predecessors, (71), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-11-16 12:55:11,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:13,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:21,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:28,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:55:28,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:55:28,487 INFO L93 Difference]: Finished difference Result 16817 states and 24377 transitions. [2022-11-16 12:55:28,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-16 12:55:28,488 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 10 states have internal predecessors, (110), 2 states have call successors, (71), 6 states have call predecessors, (71), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 312 [2022-11-16 12:55:28,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:55:28,528 INFO L225 Difference]: With dead ends: 16817 [2022-11-16 12:55:28,528 INFO L226 Difference]: Without dead ends: 9010 [2022-11-16 12:55:28,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 733 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=128, Invalid=424, Unknown=0, NotChecked=0, Total=552 [2022-11-16 12:55:28,551 INFO L413 NwaCegarLoop]: 1563 mSDtfsCounter, 1074 mSDsluCounter, 8592 mSDsCounter, 0 mSdLazyCounter, 3779 mSolverCounterSat, 1197 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 10155 SdHoareTripleChecker+Invalid, 4979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1197 IncrementalHoareTripleChecker+Valid, 3779 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:55:28,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 10155 Invalid, 4979 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1197 Valid, 3779 Invalid, 3 Unknown, 0 Unchecked, 18.6s Time] [2022-11-16 12:55:28,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9010 states. [2022-11-16 12:55:28,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9010 to 7830. [2022-11-16 12:55:28,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7830 states, 5698 states have (on average 1.3753948753948755) internal successors, (7837), 5770 states have internal predecessors, (7837), 1686 states have call successors, (1686), 454 states have call predecessors, (1686), 445 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-11-16 12:55:28,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7830 states to 7830 states and 11208 transitions. [2022-11-16 12:55:28,998 INFO L78 Accepts]: Start accepts. Automaton has 7830 states and 11208 transitions. Word has length 312 [2022-11-16 12:55:28,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:55:28,999 INFO L495 AbstractCegarLoop]: Abstraction has 7830 states and 11208 transitions. [2022-11-16 12:55:28,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.857142857142857) internal successors, (110), 10 states have internal predecessors, (110), 2 states have call successors, (71), 6 states have call predecessors, (71), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-11-16 12:55:29,000 INFO L276 IsEmpty]: Start isEmpty. Operand 7830 states and 11208 transitions. [2022-11-16 12:55:29,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-11-16 12:55:29,007 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:55:29,008 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:55:29,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:55:29,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-16 12:55:29,222 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:55:29,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:55:29,223 INFO L85 PathProgramCache]: Analyzing trace with hash 18993604, now seen corresponding path program 2 times [2022-11-16 12:55:29,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:55:29,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220091688] [2022-11-16 12:55:29,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:55:29,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:55:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:55:31,857 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:55:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:55:33,953 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:55:33,953 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:55:33,954 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:55:33,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 12:55:33,961 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:55:33,966 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:55:34,029 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,031 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,032 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,033 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,033 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,033 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,033 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,034 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,034 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,034 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,034 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,034 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,035 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,035 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,035 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,035 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,036 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,036 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,037 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,037 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,037 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,037 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,038 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,038 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,038 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,038 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,039 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,039 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,039 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,039 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,040 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,040 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,040 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,040 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,040 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,041 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,041 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,042 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,042 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,042 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,042 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,043 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,043 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,043 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,043 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,043 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,044 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,044 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,044 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,044 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,045 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,045 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,045 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,045 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,045 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,046 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,046 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,047 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,047 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,047 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,047 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,048 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,048 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,048 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,048 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,048 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,049 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,049 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,049 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,049 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,050 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,050 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,050 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,050 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,050 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,051 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,051 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,052 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,052 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,052 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,052 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,053 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,053 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,053 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,053 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,053 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,054 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,055 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,056 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,056 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,057 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,057 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,057 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,057 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,058 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,058 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,058 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,058 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,059 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,059 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,059 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,059 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,060 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,060 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,060 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,060 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,060 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,061 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,061 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,061 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,062 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,062 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,062 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,062 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,063 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,069 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,069 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,075 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,075 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,075 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,075 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,076 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,076 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,076 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,076 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,077 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,077 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,077 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,077 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,078 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,078 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,079 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,079 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,079 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,079 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,080 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,080 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,080 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,080 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,081 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,081 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,081 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,082 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,082 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,082 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,082 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,082 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,083 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,083 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,084 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,084 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,085 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,085 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,085 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,085 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,086 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,086 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,086 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,087 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,087 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,087 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,087 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,088 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,088 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,088 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,088 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,089 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-16 12:55:34,089 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,089 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-16 12:55:34,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:55:34 BoogieIcfgContainer [2022-11-16 12:55:34,406 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:55:34,407 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:55:34,407 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:55:34,407 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:55:34,409 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:52:56" (3/4) ... [2022-11-16 12:55:34,414 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:55:34,415 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:55:34,415 INFO L158 Benchmark]: Toolchain (without parser) took 176443.47ms. Allocated memory was 146.8MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 99.9MB in the beginning and 979.3MB in the end (delta: -879.3MB). Peak memory consumption was 394.0MB. Max. memory is 16.1GB. [2022-11-16 12:55:34,416 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 146.8MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:55:34,416 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2487.78ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 99.6MB in the beginning and 152.6MB in the end (delta: -53.0MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2022-11-16 12:55:34,417 INFO L158 Benchmark]: Boogie Procedure Inliner took 275.69ms. Allocated memory is still 218.1MB. Free memory was 152.6MB in the beginning and 131.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-16 12:55:34,418 INFO L158 Benchmark]: Boogie Preprocessor took 254.77ms. Allocated memory is still 218.1MB. Free memory was 131.6MB in the beginning and 108.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 12:55:34,418 INFO L158 Benchmark]: RCFGBuilder took 15357.45ms. Allocated memory was 218.1MB in the beginning and 1.1GB in the end (delta: 920.6MB). Free memory was 108.6MB in the beginning and 561.2MB in the end (delta: -452.7MB). Peak memory consumption was 475.3MB. Max. memory is 16.1GB. [2022-11-16 12:55:34,418 INFO L158 Benchmark]: TraceAbstraction took 158051.90ms. Allocated memory was 1.1GB in the beginning and 1.4GB in the end (delta: 283.1MB). Free memory was 561.2MB in the beginning and 980.1MB in the end (delta: -418.9MB). Peak memory consumption was 362.1MB. Max. memory is 16.1GB. [2022-11-16 12:55:34,419 INFO L158 Benchmark]: Witness Printer took 7.75ms. Allocated memory is still 1.4GB. Free memory was 980.1MB in the beginning and 979.3MB in the end (delta: 848.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:55:34,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 146.8MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2487.78ms. Allocated memory was 146.8MB in the beginning and 218.1MB in the end (delta: 71.3MB). Free memory was 99.6MB in the beginning and 152.6MB in the end (delta: -53.0MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 275.69ms. Allocated memory is still 218.1MB. Free memory was 152.6MB in the beginning and 131.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 254.77ms. Allocated memory is still 218.1MB. Free memory was 131.6MB in the beginning and 108.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 15357.45ms. Allocated memory was 218.1MB in the beginning and 1.1GB in the end (delta: 920.6MB). Free memory was 108.6MB in the beginning and 561.2MB in the end (delta: -452.7MB). Peak memory consumption was 475.3MB. Max. memory is 16.1GB. * TraceAbstraction took 158051.90ms. Allocated memory was 1.1GB in the beginning and 1.4GB in the end (delta: 283.1MB). Free memory was 561.2MB in the beginning and 980.1MB in the end (delta: -418.9MB). Peak memory consumption was 362.1MB. Max. memory is 16.1GB. * Witness Printer took 7.75ms. Allocated memory is still 1.4GB. Free memory was 980.1MB in the beginning and 979.3MB in the end (delta: 848.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 6148, overapproximation of bitwiseAnd at line 7360. Possible FailurePath: [L4242] struct work_struct *ldv_work_struct_1_3 ; [L4435-L4443] static struct usb_serial_driver digi_acceleport_4_device = {"Digi 4 port USB adapter", (struct usb_device_id const *)(& id_table_4), 4, {0, 0}, {"digi_4", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, {{{{{{0}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, 0UL, 0UL, 0, & digi_startup, 0, & digi_disconnect, & digi_release, & digi_port_probe, & digi_port_remove, 0, 0, 0, & digi_open, & digi_close, & digi_write, & digi_write_room, 0, & digi_set_termios, & digi_break_ctl, & digi_chars_in_buffer, 0, 0, & digi_rx_throttle, & digi_rx_unthrottle, & digi_tiocmget, & digi_tiocmset, 0, 0, 0, 0, 0, 0, 0, & digi_read_bulk_callback, & digi_write_bulk_callback, 0, 0}; [L4426-L4434] static struct usb_serial_driver digi_acceleport_2_device = {"Digi 2 port USB adapter", (struct usb_device_id const *)(& id_table_2), 3, {0, 0}, {"digi_2", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, {{{{{{0}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, 0UL, 0UL, 0, & digi_startup, 0, & digi_disconnect, & digi_release, & digi_port_probe, & digi_port_remove, 0, 0, 0, & digi_open, & digi_close, & digi_write, & digi_write_room, 0, & digi_set_termios, & digi_break_ctl, & digi_chars_in_buffer, 0, 0, & digi_rx_throttle, & digi_rx_unthrottle, & digi_tiocmget, & digi_tiocmset, 0, 0, & digi_dtr_rts, 0, 0, 0, 0, & digi_read_bulk_callback, & digi_write_bulk_callback, 0, 0}; [L4422-L4424] static struct usb_device_id const id_table_4[2U] = { {3U, 1477U, 4U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L4243] int ldv_work_1_3 ; [L4419-L4421] static struct usb_device_id const id_table_2[2U] = { {3U, 1477U, 2U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L4237] int LDV_IN_INTERRUPT = 1; [L4247] int ldv_work_1_1 ; [L4256] int ldv_work_1_2 ; [L4252] int ldv_work_1_0 ; [L4238] struct work_struct *ldv_work_struct_1_0 ; [L4239] struct work_struct *ldv_work_struct_1_1 ; [L4241] struct work_struct *ldv_work_struct_1_2 ; [L4250] int ref_cnt ; [L7356] int ldv_spin = 0; [L4425] struct usb_device_id const __mod_usb__id_table_combined_device_table[3U] ; [L4413-L4418] static struct usb_device_id const id_table_combined[3U] = { {3U, 1477U, 2U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1477U, 4U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L4245] struct urb *digi_acceleport_4_device_group0 ; [L6160] int ldv_retval_0 ; [L4249] struct usb_serial_port *digi_acceleport_4_device_group1 ; [L6163] int ldv_retval_1 ; [L4444] static struct usb_serial_driver * const serial_drivers[3U] = { & digi_acceleport_2_device, & digi_acceleport_4_device, (struct usb_serial_driver *)0}; [L6159] int ldv_retval_2 ; [L6167] int ldv_retval_3 ; [L6161] int ldv_retval_4 ; [L4248] int ldv_state_variable_2 ; [L4254] struct usb_serial_port *digi_acceleport_2_device_group1 ; [L4236] struct urb *digi_acceleport_2_device_group0 ; [L4246] int ldv_state_variable_3 ; [L4235] struct tty_struct *digi_acceleport_2_device_group3 ; [L4244] int ldv_state_variable_0 ; [L4251] struct usb_serial *digi_acceleport_2_device_group2 ; [L4253] int ldv_state_variable_1 ; [L4255] struct usb_serial *digi_acceleport_4_device_group2 ; [L4240] struct tty_struct *digi_acceleport_4_device_group3 ; VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6365] int ldvarg1 ; [L6366] unsigned int ldvarg4 ; [L6367] unsigned int ldvarg3 ; [L6368] int ldvarg0 ; [L6369] struct ktermios *ldvarg5 ; [L6370] void *tmp ; [L6371] unsigned char *ldvarg2 ; [L6372] void *tmp___0 ; [L6373] int ldvarg6 ; [L6374] int ldvarg8 ; [L6375] unsigned int ldvarg11 ; [L6376] int ldvarg7 ; [L6377] unsigned int ldvarg10 ; [L6378] struct ktermios *ldvarg12 ; [L6379] void *tmp___1 ; [L6380] unsigned char *ldvarg9 ; [L6381] void *tmp___2 ; [L6382] int tmp___3 ; [L6383] int tmp___4 ; [L6384] int tmp___5 ; [L6385] int tmp___6 ; VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}] [L6387] CALL, EXPR ldv_init_zalloc(44UL) VAL [\old(size)=44, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=44, __this_module={4294967358:4294967322}, calloc(1UL, size)={-55340232221128654849:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=44] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=44, __this_module={4294967358:4294967322}, calloc(1UL, size)={-55340232221128654849:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-55340232221128654849:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-55340232221128654849:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=44, __this_module={4294967358:4294967322}, calloc(1UL, size)={-55340232221128654849:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-55340232221128654849:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-55340232221128654849:0}] [L4012] return (p); VAL [\old(size)=44, \result={-55340232221128654849:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-55340232221128654849:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-55340232221128654849:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-55340232221128654849:0}] [L6387] RET, EXPR ldv_init_zalloc(44UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(44UL)={-55340232221128654849:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}] [L6387] tmp = ldv_init_zalloc(44UL) [L6388] ldvarg5 = (struct ktermios *)tmp VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}] [L6389] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, __this_module={4294967358:4294967322}, calloc(1UL, size)={-18446744073709551617:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=1] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1, __this_module={4294967358:4294967322}, calloc(1UL, size)={-18446744073709551617:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-18446744073709551617:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-18446744073709551617:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, __this_module={4294967358:4294967322}, calloc(1UL, size)={-18446744073709551617:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-18446744073709551617:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-18446744073709551617:0}] [L4012] return (p); VAL [\old(size)=1, \result={-18446744073709551617:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-18446744073709551617:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-18446744073709551617:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-18446744073709551617:0}] [L6389] RET, EXPR ldv_init_zalloc(1UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-18446744073709551617:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}] [L6389] tmp___0 = ldv_init_zalloc(1UL) [L6390] ldvarg2 = (unsigned char *)tmp___0 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}] [L6391] CALL, EXPR ldv_init_zalloc(44UL) VAL [\old(size)=44, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=44, __this_module={4294967358:4294967322}, calloc(1UL, size)={-36893488147419103233:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=44] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=44, __this_module={4294967358:4294967322}, calloc(1UL, size)={-36893488147419103233:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-36893488147419103233:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=44, __this_module={4294967358:4294967322}, calloc(1UL, size)={-36893488147419103233:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-36893488147419103233:0}] [L4012] return (p); VAL [\old(size)=44, \result={-36893488147419103233:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-36893488147419103233:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-36893488147419103233:0}] [L6391] RET, EXPR ldv_init_zalloc(44UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(44UL)={-36893488147419103233:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}] [L6391] tmp___1 = ldv_init_zalloc(44UL) [L6392] ldvarg12 = (struct ktermios *)tmp___1 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}] [L6393] CALL, EXPR ldv_init_zalloc(1UL) VAL [\old(size)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1, __this_module={4294967358:4294967322}, calloc(1UL, size)={-166020696663385964545:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=1] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1, __this_module={4294967358:4294967322}, calloc(1UL, size)={-166020696663385964545:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-166020696663385964545:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1, __this_module={4294967358:4294967322}, calloc(1UL, size)={-166020696663385964545:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-166020696663385964545:0}] [L4012] return (p); VAL [\old(size)=1, \result={-166020696663385964545:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-166020696663385964545:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=1, tmp={-166020696663385964545:0}] [L6393] RET, EXPR ldv_init_zalloc(1UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1UL)={-166020696663385964545:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}] [L6393] tmp___2 = ldv_init_zalloc(1UL) [L6394] ldvarg9 = (unsigned char *)tmp___2 [L6395] FCALL ldv_initialize() [L6396] CALL ldv_memset((void *)(& ldvarg1), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={152:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={152:0}, s={152:0}, serial_drivers={141:0}, tmp={152:0}] [L6396] RET ldv_memset((void *)(& ldvarg1), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 4UL)={152:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6397] CALL ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={148:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={148:0}, s={148:0}, serial_drivers={141:0}, tmp={148:0}] [L6397] RET ldv_memset((void *)(& ldvarg4), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg4), 0, 4UL)={148:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6398] CALL ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={149:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={149:0}, s={149:0}, serial_drivers={141:0}, tmp={149:0}] [L6398] RET ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 4UL)={149:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6399] CALL ldv_memset((void *)(& ldvarg0), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={143:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={143:0}, s={143:0}, serial_drivers={141:0}, tmp={143:0}] [L6399] RET ldv_memset((void *)(& ldvarg0), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg0), 0, 4UL)={143:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6400] CALL ldv_memset((void *)(& ldvarg6), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={144:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={144:0}, s={144:0}, serial_drivers={141:0}, tmp={144:0}] [L6400] RET ldv_memset((void *)(& ldvarg6), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg6), 0, 4UL)={144:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6401] CALL ldv_memset((void *)(& ldvarg8), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={151:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={151:0}, s={151:0}, serial_drivers={141:0}, tmp={151:0}] [L6401] RET ldv_memset((void *)(& ldvarg8), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg8), 0, 4UL)={151:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6402] CALL ldv_memset((void *)(& ldvarg11), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={147:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={147:0}, s={147:0}, serial_drivers={141:0}, tmp={147:0}] [L6402] RET ldv_memset((void *)(& ldvarg11), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg11), 0, 4UL)={147:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6403] CALL ldv_memset((void *)(& ldvarg7), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={146:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={146:0}, s={146:0}, serial_drivers={141:0}, tmp={146:0}] [L6403] RET ldv_memset((void *)(& ldvarg7), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg7), 0, 4UL)={146:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6404] CALL ldv_memset((void *)(& ldvarg10), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4017] void *tmp ; [L4019] EXPR, FCALL memset(s, c, n) [L4019] tmp = memset(s, c, n) [L4020] return (tmp); VAL [\old(c)=0, \old(n)=4, \result={145:0}, __this_module={4294967358:4294967322}, c=0, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, n=4, ref_cnt=0, s={145:0}, s={145:0}, serial_drivers={141:0}, tmp={145:0}] [L6404] RET ldv_memset((void *)(& ldvarg10), 0, 4UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg10), 0, 4UL)={145:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6405] CALL work_init_1() [L6356] ldv_work_1_0 = 0 [L6357] ldv_work_1_1 = 0 [L6358] ldv_work_1_2 = 0 [L6359] ldv_work_1_3 = 0 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6405] RET work_init_1() [L6406] ldv_state_variable_1 = 1 [L6407] ref_cnt = 0 [L6408] ldv_state_variable_0 = 1 [L6409] ldv_state_variable_3 = 0 [L6410] ldv_state_variable_2 = 0 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}] [L6412] tmp___3 = __VERIFIER_nondet_int() [L6414] case 0: [L6420] case 1: VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}, tmp___3=1] [L6421] COND TRUE ldv_state_variable_0 != 0 [L6422] tmp___4 = __VERIFIER_nondet_int() [L6424] case 0: [L6432] case 1: VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}, tmp___3=1, tmp___4=1] [L6433] COND TRUE ldv_state_variable_0 == 1 [L6434] CALL, EXPR usb_serial_module_init() [L6145] int tmp ; [L6147-L6148] CALL, EXPR usb_serial_register_drivers((struct usb_serial_driver * const *)(& serial_drivers), "digi_acceleport", (struct usb_device_id const *)(& id_table_combined)) [L7536] return __VERIFIER_nondet_int(); [L6147-L6148] RET, EXPR usb_serial_register_drivers((struct usb_serial_driver * const *)(& serial_drivers), "digi_acceleport", (struct usb_device_id const *)(& id_table_combined)) [L6147-L6148] tmp = usb_serial_register_drivers((struct usb_serial_driver * const *)(& serial_drivers), "digi_acceleport", (struct usb_device_id const *)(& id_table_combined)) [L6149] return (tmp); VAL [\result=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp=0] [L6434] RET, EXPR usb_serial_module_init() [L6434] ldv_retval_0 = usb_serial_module_init() [L6435] COND TRUE ldv_retval_0 == 0 [L6436] ldv_state_variable_0 = 3 [L6437] ldv_state_variable_2 = 1 [L6438] CALL ldv_initialize_usb_serial_driver_2() [L6267] void *tmp ; [L6268] void *tmp___0 ; [L6269] void *tmp___1 ; [L6270] void *tmp___2 ; VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6272] CALL, EXPR ldv_init_zalloc(192UL) VAL [\old(size)=192, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=192, __this_module={4294967358:4294967322}, calloc(1UL, size)={-73786976294838206463:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=192] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=192, __this_module={4294967358:4294967322}, calloc(1UL, size)={-73786976294838206463:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206463:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-73786976294838206463:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=192, __this_module={4294967358:4294967322}, calloc(1UL, size)={-73786976294838206463:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206463:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-73786976294838206463:0}] [L4012] return (p); VAL [\old(size)=192, \result={-73786976294838206463:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-73786976294838206463:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206463:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-73786976294838206463:0}] [L6272] RET, EXPR ldv_init_zalloc(192UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={0:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(192UL)={-73786976294838206463:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6272] tmp = ldv_init_zalloc(192UL) [L6273] digi_acceleport_4_device_group0 = (struct urb *)tmp VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-73786976294838206463:0}] [L6274] CALL, EXPR ldv_init_zalloc(3008UL) VAL [\old(size)=3008, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=3008, __this_module={4294967358:4294967322}, calloc(1UL, size)={-73786976294838206465:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=3008] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=3008, __this_module={4294967358:4294967322}, calloc(1UL, size)={-73786976294838206465:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-73786976294838206465:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=3008, __this_module={4294967358:4294967322}, calloc(1UL, size)={-73786976294838206465:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-73786976294838206465:0}] [L4012] return (p); VAL [\old(size)=3008, \result={-73786976294838206465:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-73786976294838206465:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-73786976294838206465:0}] [L6274] RET, EXPR ldv_init_zalloc(3008UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={0:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(3008UL)={-73786976294838206465:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-73786976294838206463:0}] [L6274] tmp___0 = ldv_init_zalloc(3008UL) [L6275] digi_acceleport_4_device_group1 = (struct usb_serial_port *)tmp___0 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-73786976294838206463:0}, tmp___0={-73786976294838206465:0}] [L6276] CALL, EXPR ldv_init_zalloc(272UL) VAL [\old(size)=272, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=272, __this_module={4294967358:4294967322}, calloc(1UL, size)={-184467440737095516161:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=272] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=272, __this_module={4294967358:4294967322}, calloc(1UL, size)={-184467440737095516161:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-184467440737095516161:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-184467440737095516161:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=272, __this_module={4294967358:4294967322}, calloc(1UL, size)={-184467440737095516161:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-184467440737095516161:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-184467440737095516161:0}] [L4012] return (p); VAL [\old(size)=272, \result={-184467440737095516161:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-184467440737095516161:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-184467440737095516161:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-184467440737095516161:0}] [L6276] RET, EXPR ldv_init_zalloc(272UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={0:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(272UL)={-184467440737095516161:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-73786976294838206463:0}, tmp___0={-73786976294838206465:0}] [L6276] tmp___1 = ldv_init_zalloc(272UL) [L6277] digi_acceleport_4_device_group2 = (struct usb_serial *)tmp___1 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-73786976294838206463:0}, tmp___0={-73786976294838206465:0}, tmp___1={-184467440737095516161:0}] [L6278] CALL, EXPR ldv_init_zalloc(1816UL) VAL [\old(size)=1816, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1816, __this_module={4294967358:4294967322}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=1816] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1816, __this_module={4294967358:4294967322}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-92233720368547758081:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1816, __this_module={4294967358:4294967322}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-92233720368547758081:0}] [L4012] return (p); VAL [\old(size)=1816, \result={-92233720368547758081:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-92233720368547758081:0}] [L6278] RET, EXPR ldv_init_zalloc(1816UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={0:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1816UL)={-92233720368547758081:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-73786976294838206463:0}, tmp___0={-73786976294838206465:0}, tmp___1={-184467440737095516161:0}] [L6278] tmp___2 = ldv_init_zalloc(1816UL) [L6279] digi_acceleport_4_device_group3 = (struct tty_struct *)tmp___2 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-73786976294838206463:0}, tmp___0={-73786976294838206465:0}, tmp___1={-184467440737095516161:0}, tmp___2={-92233720368547758081:0}] [L6438] RET ldv_initialize_usb_serial_driver_2() [L6439] ldv_state_variable_3 = 1 [L6440] CALL ldv_initialize_usb_serial_driver_3() [L6337] void *tmp ; [L6338] void *tmp___0 ; [L6339] void *tmp___1 ; [L6340] void *tmp___2 ; VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6342] CALL, EXPR ldv_init_zalloc(192UL) VAL [\old(size)=192, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=192, __this_module={4294967358:4294967322}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=192] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=192, __this_module={4294967358:4294967322}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309697:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-110680464442257309697:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=192, __this_module={4294967358:4294967322}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309697:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-110680464442257309697:0}] [L4012] return (p); VAL [\old(size)=192, \result={-110680464442257309697:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-110680464442257309697:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-110680464442257309697:0}] [L6342] RET, EXPR ldv_init_zalloc(192UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={0:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(192UL)={-110680464442257309697:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L6342] tmp = ldv_init_zalloc(192UL) [L6343] digi_acceleport_2_device_group0 = (struct urb *)tmp VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}] [L6344] CALL, EXPR ldv_init_zalloc(3008UL) VAL [\old(size)=3008, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=3008, __this_module={4294967358:4294967322}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=3008] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=3008, __this_module={4294967358:4294967322}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-129127208515966861313:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-129127208515966861313:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=3008, __this_module={4294967358:4294967322}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-129127208515966861313:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-129127208515966861313:0}] [L4012] return (p); VAL [\old(size)=3008, \result={-129127208515966861313:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-129127208515966861313:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-129127208515966861313:0}] [L6344] RET, EXPR ldv_init_zalloc(3008UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={0:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(3008UL)={-129127208515966861313:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}] [L6344] tmp___0 = ldv_init_zalloc(3008UL) [L6345] digi_acceleport_2_device_group1 = (struct usb_serial_port *)tmp___0 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-129127208515966861313:0}] [L6346] CALL, EXPR ldv_init_zalloc(272UL) VAL [\old(size)=272, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=272, __this_module={4294967358:4294967322}, calloc(1UL, size)={-202914184810805067777:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=272] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=272, __this_module={4294967358:4294967322}, calloc(1UL, size)={-202914184810805067777:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-202914184810805067777:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-202914184810805067777:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=272, __this_module={4294967358:4294967322}, calloc(1UL, size)={-202914184810805067777:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-202914184810805067777:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-202914184810805067777:0}] [L4012] return (p); VAL [\old(size)=272, \result={-202914184810805067777:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-202914184810805067777:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-202914184810805067777:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-202914184810805067777:0}] [L6346] RET, EXPR ldv_init_zalloc(272UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={0:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(272UL)={-202914184810805067777:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-129127208515966861313:0}] [L6346] tmp___1 = ldv_init_zalloc(272UL) [L6347] digi_acceleport_2_device_group2 = (struct usb_serial *)tmp___1 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-129127208515966861313:0}, tmp___1={-202914184810805067777:0}] [L6348] CALL, EXPR ldv_init_zalloc(1816UL) VAL [\old(size)=1816, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4006] void *p ; [L4007] void *tmp ; [L4009] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1816, __this_module={4294967358:4294967322}, calloc(1UL, size)={-147573952589676412929:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, size=1816] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1816, __this_module={4294967358:4294967322}, calloc(1UL, size)={-147573952589676412929:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-147573952589676412929:0}] [L4011] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L3968] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967358:4294967322}, cond=1, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4011] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1816, __this_module={4294967358:4294967322}, calloc(1UL, size)={-147573952589676412929:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-147573952589676412929:0}] [L4012] return (p); VAL [\old(size)=1816, \result={-147573952589676412929:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-147573952589676412929:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, p={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=1816, tmp={-147573952589676412929:0}] [L6348] RET, EXPR ldv_init_zalloc(1816UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={0:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1816UL)={-147573952589676412929:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-129127208515966861313:0}, tmp___1={-202914184810805067777:0}] [L6348] tmp___2 = ldv_init_zalloc(1816UL) [L6349] digi_acceleport_2_device_group3 = (struct tty_struct *)tmp___2 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-110680464442257309697:0}, tmp___0={-129127208515966861313:0}, tmp___1={-202914184810805067777:0}, tmp___2={-147573952589676412929:0}] [L6440] RET ldv_initialize_usb_serial_driver_3() [L6443] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}, tmp___3=1, tmp___4=1] [L6412] tmp___3 = __VERIFIER_nondet_int() [L6414] case 0: [L6420] case 1: [L6458] case 2: [L6810] case 3: VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}, tmp___3=3, tmp___4=1] [L6811] COND TRUE ldv_state_variable_2 != 0 [L6812] tmp___6 = __VERIFIER_nondet_int() [L6814] case 0: [L6836] case 1: [L6858] case 2: [L6868] case 3: VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}, tmp___3=3, tmp___4=1, tmp___6=3] [L6869] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}, tmp___3=3, tmp___4=1, tmp___6=3] [L6874] COND TRUE ldv_state_variable_2 == 1 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ldvarg0={143:0}, ldvarg1={152:0}, ldvarg10={145:0}, ldvarg11={147:0}, ldvarg12={-36893488147419103233:0}, ldvarg2={-18446744073709551617:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-55340232221128654849:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-55340232221128654849:0}, tmp___0={-18446744073709551617:0}, tmp___1={-36893488147419103233:0}, tmp___2={-166020696663385964545:0}, tmp___3=3, tmp___4=1, tmp___6=3] [L6875] CALL digi_rx_unthrottle(digi_acceleport_4_device_group3) VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4819] int ret ; [L4820] unsigned long flags ; [L4821] struct usb_serial_port *port ; [L4822] struct digi_port *priv ; [L4823] void *tmp ; [L4825] ret = 0 [L4826] EXPR tty->driver_data [L4826] port = (struct usb_serial_port *)tty->driver_data [L4827] CALL, EXPR usb_get_serial_port_data(port) VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4352] void *tmp ; [L4354] CALL, EXPR dev_get_drvdata((struct device const *)(& port->dev)) [L4330] EXPR dev->driver_data [L4330] return ((void *)dev->driver_data); [L4354] RET, EXPR dev_get_drvdata((struct device const *)(& port->dev)) [L4354] tmp = dev_get_drvdata((struct device const *)(& port->dev)) [L4355] return (tmp); VAL [\old(ldv_spin)=0, \result={4294967340:-2}, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={4294967319:153}, port={4294967319:153}, ref_cnt=0, serial_drivers={141:0}, tmp={4294967340:-2}] [L4827] RET, EXPR usb_get_serial_port_data(port) VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={4294967319:153}, ref_cnt=0, ret=0, serial_drivers={141:0}, tty={-92233720368547758081:0}, tty={-92233720368547758081:0}, usb_get_serial_port_data(port)={4294967340:-2}] [L4827] tmp = usb_get_serial_port_data(port) [L4828] priv = (struct digi_port *)tmp VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={4294967319:153}, priv={4294967340:-2}, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={4294967340:-2}, tty={-92233720368547758081:0}, tty={-92233720368547758081:0}] [L4829] CALL ldv_spin_lock() VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L7393] ldv_spin = 1 VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L4829] RET ldv_spin_lock() VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={4294967319:153}, priv={4294967340:-2}, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={4294967340:-2}, tty={-92233720368547758081:0}, tty={-92233720368547758081:0}] [L4830] EXPR priv->dp_throttle_restart VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, port={4294967319:153}, priv={4294967340:-2}, priv->dp_throttle_restart=4294967339, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={4294967340:-2}, tty={-92233720368547758081:0}, tty={-92233720368547758081:0}] [L4830] COND TRUE priv->dp_throttle_restart != 0 [L4831] EXPR port->read_urb [L4831] CALL ldv_usb_submit_urb_31(port->read_urb, 32U) [L7280] CALL ldv_check_alloc_flags(flags) VAL [\old(flags)=32, \old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L7360] COND TRUE ldv_spin != 0 && (flags & 16U) != 0U VAL [\old(flags)=32, \old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, flags=32, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L7361] CALL ldv_error() VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] [L7317] reach_error() VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-110680464442257309697:0}, digi_acceleport_2_device_group1={-129127208515966861313:0}, digi_acceleport_2_device_group2={-202914184810805067777:0}, digi_acceleport_2_device_group3={-147573952589676412929:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-73786976294838206465:0}, digi_acceleport_4_device_group2={-184467440737095516161:0}, digi_acceleport_4_device_group3={-92233720368547758081:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_work_1_0=0, ldv_work_1_1=0, ldv_work_1_2=0, ldv_work_1_3=0, ldv_work_struct_1_0={0:0}, ldv_work_struct_1_1={0:0}, ldv_work_struct_1_2={0:0}, ldv_work_struct_1_3={0:0}, ref_cnt=0, serial_drivers={141:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 61 procedures, 1305 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 157.5s, OverallIterations: 9, TraceHistogramMax: 36, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 135.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 31 mSolverCounterUnknown, 13545 SdHoareTripleChecker+Valid, 130.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12677 mSDsluCounter, 49489 SdHoareTripleChecker+Invalid, 125.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 34163 mSDsCounter, 8939 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16154 IncrementalHoareTripleChecker+Invalid, 25124 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8939 mSolverCounterUnsat, 15326 mSDtfsCounter, 16154 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1583 GetRequests, 1513 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7830occurred in iteration=8, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 2671 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 6.3s SatisfiabilityAnalysisTime, 7.7s InterpolantComputationTime, 2897 NumberOfCodeBlocks, 2897 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2859 ConstructedInterpolants, 0 QuantifiedInterpolants, 4769 SizeOfPredicates, 6 NumberOfNonLiveVariables, 6907 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 9852/9999 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 12:55:34,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:55:36,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:55:36,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:55:36,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:55:36,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:55:36,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:55:36,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:55:36,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:55:36,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:55:36,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:55:36,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:55:36,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:55:36,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:55:36,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:55:36,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:55:36,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:55:37,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:55:37,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:55:37,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:55:37,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:55:37,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:55:37,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:55:37,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:55:37,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:55:37,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:55:37,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:55:37,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:55:37,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:55:37,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:55:37,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:55:37,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:55:37,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:55:37,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:55:37,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:55:37,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:55:37,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:55:37,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:55:37,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:55:37,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:55:37,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:55:37,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:55:37,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 12:55:37,058 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:55:37,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:55:37,059 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:55:37,059 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:55:37,060 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:55:37,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:55:37,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:55:37,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:55:37,062 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:55:37,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:55:37,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:55:37,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:55:37,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:55:37,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:55:37,063 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:55:37,063 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:55:37,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:55:37,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:55:37,064 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:55:37,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:55:37,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:55:37,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:55:37,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:55:37,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:55:37,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:55:37,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:55:37,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:55:37,067 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:55:37,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:55:37,067 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:55:37,067 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:55:37,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:55:37,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:55:37,068 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 [2022-11-16 12:55:37,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:55:37,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:55:37,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:55:37,581 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:55:37,584 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:55:37,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-11-16 12:55:37,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data/f8f5936b8/91036551a07d444bb7df489fb324eb64/FLAG758a4a55a [2022-11-16 12:55:38,786 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:55:38,787 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-11-16 12:55:38,827 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data/f8f5936b8/91036551a07d444bb7df489fb324eb64/FLAG758a4a55a [2022-11-16 12:55:39,131 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/data/f8f5936b8/91036551a07d444bb7df489fb324eb64 [2022-11-16 12:55:39,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:55:39,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:55:39,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:55:39,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:55:39,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:55:39,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:55:39" (1/1) ... [2022-11-16 12:55:39,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24fc335d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:39, skipping insertion in model container [2022-11-16 12:55:39,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:55:39" (1/1) ... [2022-11-16 12:55:39,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:55:39,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:55:40,884 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-11-16 12:55:40,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:55:40,969 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 12:55:41,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:55:41,523 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-11-16 12:55:41,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:55:41,574 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:55:41,907 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i[215646,215659] [2022-11-16 12:55:41,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:55:42,015 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:55:42,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42 WrapperNode [2022-11-16 12:55:42,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:55:42,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:55:42,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:55:42,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:55:42,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,275 INFO L138 Inliner]: procedures = 195, calls = 1491, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 3600 [2022-11-16 12:55:42,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:55:42,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:55:42,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:55:42,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:55:42,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,556 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:55:42,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:55:42,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:55:42,613 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:55:42,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (1/1) ... [2022-11-16 12:55:42,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:55:42,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:55:42,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:55:42,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:55:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-16 12:55:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure digi_break_ctl [2022-11-16 12:55:42,713 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_break_ctl [2022-11-16 12:55:42,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-16 12:55:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 12:55:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 12:55:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 12:55:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure cond_wait_interruptible_timeout_irqrestore [2022-11-16 12:55:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_wait_interruptible_timeout_irqrestore [2022-11-16 12:55:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 12:55:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 12:55:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 12:55:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 12:55:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_throttle [2022-11-16 12:55:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_throttle [2022-11-16 12:55:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-16 12:55:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-16 12:55:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-16 12:55:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-16 12:55:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure digi_startup [2022-11-16 12:55:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_startup [2022-11-16 12:55:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:55:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:55:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-11-16 12:55:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-11-16 12:55:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure digi_open [2022-11-16 12:55:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_open [2022-11-16 12:55:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-16 12:55:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-16 12:55:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-11-16 12:55:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-11-16 12:55:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure digi_read_bulk_callback [2022-11-16 12:55:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_read_bulk_callback [2022-11-16 12:55:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:55:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:55:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write [2022-11-16 12:55:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write [2022-11-16 12:55:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_termios [2022-11-16 12:55:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_termios [2022-11-16 12:55:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 12:55:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 12:55:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmset [2022-11-16 12:55:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmset [2022-11-16 12:55:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 12:55:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 12:55:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_modem_signals [2022-11-16 12:55:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_modem_signals [2022-11-16 12:55:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2022-11-16 12:55:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2022-11-16 12:55:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 12:55:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_inb_command [2022-11-16 12:55:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_inb_command [2022-11-16 12:55:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_oob_command [2022-11-16 12:55:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_oob_command [2022-11-16 12:55:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 12:55:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-16 12:55:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-16 12:55:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-16 12:55:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-16 12:55:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 12:55:42,733 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 12:55:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-16 12:55:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-16 12:55:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 12:55:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 12:55:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_unthrottle [2022-11-16 12:55:42,734 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_unthrottle [2022-11-16 12:55:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:55:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-16 12:55:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure digi_chars_in_buffer [2022-11-16 12:55:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_chars_in_buffer [2022-11-16 12:55:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 12:55:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 12:55:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-16 12:55:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 12:55:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 12:55:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-16 12:55:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-16 12:55:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_remove [2022-11-16 12:55:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_remove [2022-11-16 12:55:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 12:55:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 12:55:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-16 12:55:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-16 12:55:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure digi_disconnect [2022-11-16 12:55:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_disconnect [2022-11-16 12:55:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2022-11-16 12:55:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2022-11-16 12:55:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 12:55:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 12:55:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-16 12:55:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-16 12:55:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-16 12:55:42,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-16 12:55:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 12:55:42,745 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 12:55:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-16 12:55:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_bulk_callback [2022-11-16 12:55:42,746 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_bulk_callback [2022-11-16 12:55:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-16 12:55:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-16 12:55:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-16 12:55:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 12:55:42,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 12:55:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure digi_wakeup_write_lock [2022-11-16 12:55:42,748 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_wakeup_write_lock [2022-11-16 12:55:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_room [2022-11-16 12:55:42,748 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_room [2022-11-16 12:55:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-16 12:55:42,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-16 12:55:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure digi_close [2022-11-16 12:55:42,750 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_close [2022-11-16 12:55:42,754 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmget [2022-11-16 12:55:42,754 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmget [2022-11-16 12:55:42,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:55:42,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-16 12:55:42,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-16 12:55:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:55:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_probe [2022-11-16 12:55:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_probe [2022-11-16 12:55:42,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 12:55:42,765 INFO L130 BoogieDeclarations]: Found specification of procedure digi_release [2022-11-16 12:55:42,765 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_release [2022-11-16 12:55:42,765 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 12:55:42,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-16 12:55:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-16 12:55:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-16 12:55:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-16 12:55:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-16 12:55:42,766 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_init [2022-11-16 12:55:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_init [2022-11-16 12:55:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-16 12:55:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-16 12:55:42,767 INFO L130 BoogieDeclarations]: Found specification of procedure digi_dtr_rts [2022-11-16 12:55:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_dtr_rts [2022-11-16 12:55:42,768 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 12:55:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 12:55:42,768 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-16 12:55:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-16 12:55:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-16 12:55:42,769 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-16 12:55:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-16 12:55:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-11-16 12:55:42,769 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-11-16 12:55:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-11-16 12:55:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-11-16 12:55:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-16 12:55:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-16 12:55:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:55:42,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:55:43,600 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:55:43,604 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:55:45,342 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 12:56:31,032 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:56:31,050 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:56:31,051 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 12:56:31,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:56:31 BoogieIcfgContainer [2022-11-16 12:56:31,055 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:56:31,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:56:31,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:56:31,061 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:56:31,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:55:39" (1/3) ... [2022-11-16 12:56:31,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e95b8f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:56:31, skipping insertion in model container [2022-11-16 12:56:31,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:55:42" (2/3) ... [2022-11-16 12:56:31,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e95b8f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:56:31, skipping insertion in model container [2022-11-16 12:56:31,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:56:31" (3/3) ... [2022-11-16 12:56:31,064 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-11-16 12:56:31,085 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:56:31,086 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:56:31,174 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:56:31,181 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@95ef39d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:56:31,181 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:56:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand has 1273 states, 883 states have (on average 1.406568516421291) internal successors, (1242), 901 states have internal predecessors, (1242), 329 states have call successors, (329), 60 states have call predecessors, (329), 59 states have return successors, (324), 320 states have call predecessors, (324), 324 states have call successors, (324) [2022-11-16 12:56:31,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-16 12:56:31,231 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:56:31,233 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:56:31,234 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:56:31,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:56:31,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1656564187, now seen corresponding path program 1 times [2022-11-16 12:56:31,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:56:31,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [463229503] [2022-11-16 12:56:31,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:56:31,263 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:31,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:56:31,271 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:56:31,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 12:56:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:33,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 1773 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-16 12:56:33,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:56:33,153 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2022-11-16 12:56:33,156 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:56:33,157 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:56:33,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [463229503] [2022-11-16 12:56:33,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [463229503] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:56:33,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:56:33,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:56:33,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368790061] [2022-11-16 12:56:33,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:56:33,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-16 12:56:33,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:56:33,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-16 12:56:33,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:56:33,210 INFO L87 Difference]: Start difference. First operand has 1273 states, 883 states have (on average 1.406568516421291) internal successors, (1242), 901 states have internal predecessors, (1242), 329 states have call successors, (329), 60 states have call predecessors, (329), 59 states have return successors, (324), 320 states have call predecessors, (324), 324 states have call successors, (324) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-16 12:56:33,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:56:33,456 INFO L93 Difference]: Finished difference Result 2541 states and 3893 transitions. [2022-11-16 12:56:33,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 12:56:33,459 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 151 [2022-11-16 12:56:33,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:56:33,491 INFO L225 Difference]: With dead ends: 2541 [2022-11-16 12:56:33,495 INFO L226 Difference]: Without dead ends: 1258 [2022-11-16 12:56:33,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 12:56:33,517 INFO L413 NwaCegarLoop]: 1890 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1890 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:56:33,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:56:33,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2022-11-16 12:56:33,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 1258. [2022-11-16 12:56:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 875 states have (on average 1.3988571428571428) internal successors, (1224), 886 states have internal predecessors, (1224), 324 states have call successors, (324), 59 states have call predecessors, (324), 58 states have return successors, (323), 319 states have call predecessors, (323), 323 states have call successors, (323) [2022-11-16 12:56:33,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1871 transitions. [2022-11-16 12:56:33,731 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1871 transitions. Word has length 151 [2022-11-16 12:56:33,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:56:33,733 INFO L495 AbstractCegarLoop]: Abstraction has 1258 states and 1871 transitions. [2022-11-16 12:56:33,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-16 12:56:33,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1871 transitions. [2022-11-16 12:56:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-16 12:56:33,740 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:56:33,741 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:56:33,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:56:33,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:33,963 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:56:33,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:56:33,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1012546771, now seen corresponding path program 1 times [2022-11-16 12:56:33,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:56:33,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1117949526] [2022-11-16 12:56:33,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:56:33,966 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:33,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:56:33,967 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:56:33,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 12:56:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:35,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 1773 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:56:35,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:56:36,275 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-11-16 12:56:36,275 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:56:36,275 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:56:36,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1117949526] [2022-11-16 12:56:36,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1117949526] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:56:36,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:56:36,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:56:36,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074952696] [2022-11-16 12:56:36,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:56:36,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:56:36,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:56:36,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:56:36,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:56:36,280 INFO L87 Difference]: Start difference. First operand 1258 states and 1871 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 12:56:36,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:56:36,846 INFO L93 Difference]: Finished difference Result 2508 states and 3738 transitions. [2022-11-16 12:56:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:56:36,847 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 151 [2022-11-16 12:56:36,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:56:36,859 INFO L225 Difference]: With dead ends: 2508 [2022-11-16 12:56:36,859 INFO L226 Difference]: Without dead ends: 1259 [2022-11-16 12:56:36,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:56:36,871 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 3 mSDsluCounter, 3719 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5588 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:56:36,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5588 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:56:36,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1259 states. [2022-11-16 12:56:36,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1259 to 1259. [2022-11-16 12:56:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1259 states, 876 states have (on average 1.3984018264840183) internal successors, (1225), 887 states have internal predecessors, (1225), 324 states have call successors, (324), 59 states have call predecessors, (324), 58 states have return successors, (323), 319 states have call predecessors, (323), 323 states have call successors, (323) [2022-11-16 12:56:36,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1872 transitions. [2022-11-16 12:56:36,960 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1872 transitions. Word has length 151 [2022-11-16 12:56:36,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:56:36,963 INFO L495 AbstractCegarLoop]: Abstraction has 1259 states and 1872 transitions. [2022-11-16 12:56:36,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 12:56:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1872 transitions. [2022-11-16 12:56:36,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-16 12:56:36,971 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:56:36,972 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:56:37,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:56:37,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:37,195 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:56:37,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:56:37,196 INFO L85 PathProgramCache]: Analyzing trace with hash -654074439, now seen corresponding path program 1 times [2022-11-16 12:56:37,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:56:37,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [373298550] [2022-11-16 12:56:37,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:56:37,199 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:37,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:56:37,204 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:56:37,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-16 12:56:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:39,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-16 12:56:39,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:56:39,506 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2022-11-16 12:56:39,515 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:56:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-16 12:56:40,582 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:56:40,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [373298550] [2022-11-16 12:56:40,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [373298550] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:56:40,582 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 12:56:40,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-16 12:56:40,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419758791] [2022-11-16 12:56:40,583 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 12:56:40,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 12:56:40,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:56:40,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 12:56:40,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-16 12:56:40,591 INFO L87 Difference]: Start difference. First operand 1259 states and 1872 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-16 12:56:41,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:56:41,824 INFO L93 Difference]: Finished difference Result 2515 states and 3755 transitions. [2022-11-16 12:56:41,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 12:56:41,826 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 160 [2022-11-16 12:56:41,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:56:41,835 INFO L225 Difference]: With dead ends: 2515 [2022-11-16 12:56:41,836 INFO L226 Difference]: Without dead ends: 1262 [2022-11-16 12:56:41,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2022-11-16 12:56:41,845 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 10 mSDsluCounter, 7441 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 9310 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 12:56:41,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 9310 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 12:56:41,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2022-11-16 12:56:41,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 1262. [2022-11-16 12:56:41,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1262 states, 879 states have (on average 1.3970420932878271) internal successors, (1228), 890 states have internal predecessors, (1228), 324 states have call successors, (324), 59 states have call predecessors, (324), 58 states have return successors, (323), 319 states have call predecessors, (323), 323 states have call successors, (323) [2022-11-16 12:56:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1262 states and 1875 transitions. [2022-11-16 12:56:41,911 INFO L78 Accepts]: Start accepts. Automaton has 1262 states and 1875 transitions. Word has length 160 [2022-11-16 12:56:41,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:56:41,912 INFO L495 AbstractCegarLoop]: Abstraction has 1262 states and 1875 transitions. [2022-11-16 12:56:41,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-16 12:56:41,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1875 transitions. [2022-11-16 12:56:41,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-16 12:56:41,916 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:56:41,916 INFO L195 NwaCegarLoop]: trace histogram [36, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:56:41,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:56:42,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:42,131 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:56:42,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:56:42,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1922580909, now seen corresponding path program 2 times [2022-11-16 12:56:42,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:56:42,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [524239511] [2022-11-16 12:56:42,135 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 12:56:42,135 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:42,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:56:42,137 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:56:42,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-16 12:56:43,833 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-16 12:56:43,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 12:56:43,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:56:43,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:56:44,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1218 trivial. 0 not checked. [2022-11-16 12:56:44,093 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:56:44,093 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:56:44,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [524239511] [2022-11-16 12:56:44,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [524239511] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:56:44,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:56:44,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:56:44,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944318099] [2022-11-16 12:56:44,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:56:44,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:56:44,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:56:44,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:56:44,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:56:44,095 INFO L87 Difference]: Start difference. First operand 1262 states and 1875 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-16 12:56:46,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:56:46,234 INFO L93 Difference]: Finished difference Result 3509 states and 5188 transitions. [2022-11-16 12:56:46,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:56:46,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 187 [2022-11-16 12:56:46,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:56:46,253 INFO L225 Difference]: With dead ends: 3509 [2022-11-16 12:56:46,253 INFO L226 Difference]: Without dead ends: 2286 [2022-11-16 12:56:46,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:56:46,267 INFO L413 NwaCegarLoop]: 2120 mSDtfsCounter, 1529 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 3781 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:56:46,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1529 Valid, 3781 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-16 12:56:46,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2022-11-16 12:56:46,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 2283. [2022-11-16 12:56:46,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2283 states, 1593 states have (on average 1.3904582548650346) internal successors, (2215), 1615 states have internal predecessors, (2215), 574 states have call successors, (574), 116 states have call predecessors, (574), 115 states have return successors, (573), 565 states have call predecessors, (573), 573 states have call successors, (573) [2022-11-16 12:56:46,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 2283 states and 3362 transitions. [2022-11-16 12:56:46,426 INFO L78 Accepts]: Start accepts. Automaton has 2283 states and 3362 transitions. Word has length 187 [2022-11-16 12:56:46,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:56:46,429 INFO L495 AbstractCegarLoop]: Abstraction has 2283 states and 3362 transitions. [2022-11-16 12:56:46,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-16 12:56:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 3362 transitions. [2022-11-16 12:56:46,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-16 12:56:46,433 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:56:46,434 INFO L195 NwaCegarLoop]: trace histogram [36, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:56:46,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:56:46,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:46,655 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:56:46,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:56:46,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1523003063, now seen corresponding path program 1 times [2022-11-16 12:56:46,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:56:46,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1794759595] [2022-11-16 12:56:46,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:56:46,658 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:46,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:56:46,661 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:56:46,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-16 12:56:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:51,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 2169 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:56:51,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:56:51,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1218 trivial. 0 not checked. [2022-11-16 12:56:51,201 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:56:51,202 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:56:51,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1794759595] [2022-11-16 12:56:51,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1794759595] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:56:51,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:56:51,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:56:51,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789152944] [2022-11-16 12:56:51,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:56:51,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:56:51,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:56:51,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:56:51,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:56:51,204 INFO L87 Difference]: Start difference. First operand 2283 states and 3362 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-16 12:56:53,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:56:53,414 INFO L93 Difference]: Finished difference Result 5604 states and 8229 transitions. [2022-11-16 12:56:53,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:56:53,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 187 [2022-11-16 12:56:53,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:56:53,442 INFO L225 Difference]: With dead ends: 5604 [2022-11-16 12:56:53,442 INFO L226 Difference]: Without dead ends: 3367 [2022-11-16 12:56:53,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:56:53,459 INFO L413 NwaCegarLoop]: 3250 mSDtfsCounter, 1516 mSDsluCounter, 1649 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 4899 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:56:53,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1516 Valid, 4899 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-16 12:56:53,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3367 states. [2022-11-16 12:56:53,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3367 to 3362. [2022-11-16 12:56:53,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3362 states, 2352 states have (on average 1.3860544217687074) internal successors, (3260), 2386 states have internal predecessors, (3260), 831 states have call successors, (831), 179 states have call predecessors, (831), 178 states have return successors, (830), 817 states have call predecessors, (830), 830 states have call successors, (830) [2022-11-16 12:56:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 4921 transitions. [2022-11-16 12:56:53,657 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 4921 transitions. Word has length 187 [2022-11-16 12:56:53,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:56:53,659 INFO L495 AbstractCegarLoop]: Abstraction has 3362 states and 4921 transitions. [2022-11-16 12:56:53,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-16 12:56:53,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 4921 transitions. [2022-11-16 12:56:53,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-11-16 12:56:53,670 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:56:53,670 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:56:53,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:56:53,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:53,884 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:56:53,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:56:53,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1306834617, now seen corresponding path program 1 times [2022-11-16 12:56:53,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:56:53,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [62070719] [2022-11-16 12:56:53,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:56:53,887 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:56:53,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:56:53,888 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:56:53,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-16 12:56:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:56:58,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:56:58,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:57:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 1610 trivial. 0 not checked. [2022-11-16 12:57:01,191 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:57:01,191 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:57:01,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [62070719] [2022-11-16 12:57:01,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [62070719] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:57:01,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:57:01,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:57:01,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952712564] [2022-11-16 12:57:01,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:57:01,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:57:01,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:57:01,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:57:01,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:57:01,195 INFO L87 Difference]: Start difference. First operand 3362 states and 4921 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-16 12:57:03,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:57:05,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:57:05,825 INFO L93 Difference]: Finished difference Result 8357 states and 12266 transitions. [2022-11-16 12:57:05,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:57:05,826 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 328 [2022-11-16 12:57:05,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:57:05,867 INFO L225 Difference]: With dead ends: 8357 [2022-11-16 12:57:05,867 INFO L226 Difference]: Without dead ends: 5048 [2022-11-16 12:57:05,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:57:05,888 INFO L413 NwaCegarLoop]: 2246 mSDtfsCounter, 1581 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 77 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 3905 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:57:05,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1581 Valid, 3905 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 192 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-16 12:57:05,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5048 states. [2022-11-16 12:57:06,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5048 to 5045. [2022-11-16 12:57:06,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5045 states, 3575 states have (on average 1.3748251748251747) internal successors, (4915), 3625 states have internal predecessors, (4915), 1193 states have call successors, (1193), 277 states have call predecessors, (1193), 276 states have return successors, (1192), 1174 states have call predecessors, (1192), 1192 states have call successors, (1192) [2022-11-16 12:57:06,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5045 states to 5045 states and 7300 transitions. [2022-11-16 12:57:06,133 INFO L78 Accepts]: Start accepts. Automaton has 5045 states and 7300 transitions. Word has length 328 [2022-11-16 12:57:06,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:57:06,134 INFO L495 AbstractCegarLoop]: Abstraction has 5045 states and 7300 transitions. [2022-11-16 12:57:06,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-16 12:57:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 5045 states and 7300 transitions. [2022-11-16 12:57:06,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-11-16 12:57:06,141 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:57:06,141 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:57:06,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-16 12:57:06,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:06,355 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:57:06,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:57:06,355 INFO L85 PathProgramCache]: Analyzing trace with hash -907256771, now seen corresponding path program 1 times [2022-11-16 12:57:06,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:57:06,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [304673750] [2022-11-16 12:57:06,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:57:06,358 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:06,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:57:06,360 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:57:06,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-16 12:57:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:57:11,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:57:11,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:57:12,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 1610 trivial. 0 not checked. [2022-11-16 12:57:12,871 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:57:12,871 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:57:12,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [304673750] [2022-11-16 12:57:12,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [304673750] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:57:12,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:57:12,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:57:12,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956984375] [2022-11-16 12:57:12,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:57:12,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:57:12,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:57:12,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:57:12,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:57:12,875 INFO L87 Difference]: Start difference. First operand 5045 states and 7300 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-16 12:57:15,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:57:17,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:57:17,797 INFO L93 Difference]: Finished difference Result 12420 states and 18017 transitions. [2022-11-16 12:57:17,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:57:17,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 328 [2022-11-16 12:57:17,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:57:17,851 INFO L225 Difference]: With dead ends: 12420 [2022-11-16 12:57:17,851 INFO L226 Difference]: Without dead ends: 7428 [2022-11-16 12:57:17,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:57:17,880 INFO L413 NwaCegarLoop]: 2545 mSDtfsCounter, 1580 mSDsluCounter, 1658 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 83 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 4203 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:57:17,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1580 Valid, 4203 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 206 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-11-16 12:57:17,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7428 states. [2022-11-16 12:57:18,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7428 to 7423. [2022-11-16 12:57:18,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7423 states, 5330 states have (on average 1.3619136960600375) internal successors, (7259), 5402 states have internal predecessors, (7259), 1673 states have call successors, (1673), 420 states have call predecessors, (1673), 419 states have return successors, (1672), 1647 states have call predecessors, (1672), 1672 states have call successors, (1672) [2022-11-16 12:57:18,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7423 states to 7423 states and 10604 transitions. [2022-11-16 12:57:18,464 INFO L78 Accepts]: Start accepts. Automaton has 7423 states and 10604 transitions. Word has length 328 [2022-11-16 12:57:18,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:57:18,471 INFO L495 AbstractCegarLoop]: Abstraction has 7423 states and 10604 transitions. [2022-11-16 12:57:18,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-16 12:57:18,472 INFO L276 IsEmpty]: Start isEmpty. Operand 7423 states and 10604 transitions. [2022-11-16 12:57:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-11-16 12:57:18,482 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:57:18,483 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:57:18,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-16 12:57:18,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:18,707 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:57:18,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:57:18,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1696470720, now seen corresponding path program 1 times [2022-11-16 12:57:18,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:57:18,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [558788244] [2022-11-16 12:57:18,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:57:18,710 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:18,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:57:18,711 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:57:18,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-16 12:57:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:57:23,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 2579 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:57:23,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:57:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-16 12:57:30,495 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:57:30,495 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:57:30,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [558788244] [2022-11-16 12:57:30,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [558788244] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:57:30,495 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:57:30,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 12:57:30,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120477472] [2022-11-16 12:57:30,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:57:30,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:57:30,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:57:30,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:57:30,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:57:30,498 INFO L87 Difference]: Start difference. First operand 7423 states and 10604 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-16 12:57:30,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:57:30,818 INFO L93 Difference]: Finished difference Result 7659 states and 10895 transitions. [2022-11-16 12:57:30,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:57:30,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 329 [2022-11-16 12:57:30,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:57:30,893 INFO L225 Difference]: With dead ends: 7659 [2022-11-16 12:57:30,893 INFO L226 Difference]: Without dead ends: 7656 [2022-11-16 12:57:30,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:57:30,900 INFO L413 NwaCegarLoop]: 1889 mSDtfsCounter, 1465 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 2212 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 12:57:30,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1465 Valid, 2212 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 12:57:30,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7656 states. [2022-11-16 12:57:31,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7656 to 7591. [2022-11-16 12:57:31,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7591 states, 5459 states have (on average 1.3606887708371496) internal successors, (7428), 5531 states have internal predecessors, (7428), 1686 states have call successors, (1686), 454 states have call predecessors, (1686), 445 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-11-16 12:57:31,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7591 states to 7591 states and 10799 transitions. [2022-11-16 12:57:31,445 INFO L78 Accepts]: Start accepts. Automaton has 7591 states and 10799 transitions. Word has length 329 [2022-11-16 12:57:31,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:57:31,446 INFO L495 AbstractCegarLoop]: Abstraction has 7591 states and 10799 transitions. [2022-11-16 12:57:31,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-11-16 12:57:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 7591 states and 10799 transitions. [2022-11-16 12:57:31,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-11-16 12:57:31,453 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:57:31,453 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:57:31,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-16 12:57:31,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:31,667 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:57:31,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:57:31,668 INFO L85 PathProgramCache]: Analyzing trace with hash -669221903, now seen corresponding path program 1 times [2022-11-16 12:57:31,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:57:31,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1831270516] [2022-11-16 12:57:31,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:57:31,670 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:31,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:57:31,672 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:57:31,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-16 12:57:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:57:36,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 2531 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:57:36,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:57:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-16 12:57:36,838 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:57:36,838 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:57:36,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1831270516] [2022-11-16 12:57:36,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1831270516] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:57:36,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:57:36,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:57:36,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27070573] [2022-11-16 12:57:36,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:57:36,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:57:36,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:57:36,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:57:36,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:57:36,841 INFO L87 Difference]: Start difference. First operand 7591 states and 10799 transitions. Second operand has 5 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-11-16 12:57:37,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:57:37,485 INFO L93 Difference]: Finished difference Result 7666 states and 10905 transitions. [2022-11-16 12:57:37,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:57:37,485 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 339 [2022-11-16 12:57:37,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:57:37,521 INFO L225 Difference]: With dead ends: 7666 [2022-11-16 12:57:37,521 INFO L226 Difference]: Without dead ends: 7663 [2022-11-16 12:57:37,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:57:37,527 INFO L413 NwaCegarLoop]: 1877 mSDtfsCounter, 11 mSDsluCounter, 5609 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 7486 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:57:37,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 7486 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:57:37,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7663 states. [2022-11-16 12:57:38,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7663 to 7623. [2022-11-16 12:57:38,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7623 states, 5483 states have (on average 1.359109976290352) internal successors, (7452), 5555 states have internal predecessors, (7452), 1686 states have call successors, (1686), 462 states have call predecessors, (1686), 453 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-11-16 12:57:38,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7623 states to 7623 states and 10823 transitions. [2022-11-16 12:57:38,078 INFO L78 Accepts]: Start accepts. Automaton has 7623 states and 10823 transitions. Word has length 339 [2022-11-16 12:57:38,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:57:38,081 INFO L495 AbstractCegarLoop]: Abstraction has 7623 states and 10823 transitions. [2022-11-16 12:57:38,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2022-11-16 12:57:38,081 INFO L276 IsEmpty]: Start isEmpty. Operand 7623 states and 10823 transitions. [2022-11-16 12:57:38,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-11-16 12:57:38,089 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:57:38,089 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:57:38,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-16 12:57:38,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:38,315 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:57:38,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:57:38,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1365701677, now seen corresponding path program 1 times [2022-11-16 12:57:38,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:57:38,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1211073902] [2022-11-16 12:57:38,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:57:38,319 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:38,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:57:38,326 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:57:38,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-16 12:57:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:57:43,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 2783 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 12:57:43,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:57:44,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2068 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2068 trivial. 0 not checked. [2022-11-16 12:57:44,249 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:57:44,250 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:57:44,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1211073902] [2022-11-16 12:57:44,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1211073902] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:57:44,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:57:44,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:57:44,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417295328] [2022-11-16 12:57:44,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:57:44,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:57:44,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:57:44,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:57:44,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:57:44,253 INFO L87 Difference]: Start difference. First operand 7623 states and 10823 transitions. Second operand has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-16 12:57:45,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:57:45,986 INFO L93 Difference]: Finished difference Result 15193 states and 21682 transitions. [2022-11-16 12:57:45,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:57:45,987 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 365 [2022-11-16 12:57:45,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:57:46,023 INFO L225 Difference]: With dead ends: 15193 [2022-11-16 12:57:46,024 INFO L226 Difference]: Without dead ends: 7623 [2022-11-16 12:57:46,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:57:46,058 INFO L413 NwaCegarLoop]: 1850 mSDtfsCounter, 19 mSDsluCounter, 7346 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 9196 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:57:46,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 9196 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 12:57:46,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7623 states. [2022-11-16 12:57:46,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7623 to 7623. [2022-11-16 12:57:46,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7623 states, 5483 states have (on average 1.357650921028634) internal successors, (7444), 5555 states have internal predecessors, (7444), 1686 states have call successors, (1686), 462 states have call predecessors, (1686), 453 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-11-16 12:57:46,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7623 states to 7623 states and 10815 transitions. [2022-11-16 12:57:46,583 INFO L78 Accepts]: Start accepts. Automaton has 7623 states and 10815 transitions. Word has length 365 [2022-11-16 12:57:46,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:57:46,584 INFO L495 AbstractCegarLoop]: Abstraction has 7623 states and 10815 transitions. [2022-11-16 12:57:46,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-16 12:57:46,584 INFO L276 IsEmpty]: Start isEmpty. Operand 7623 states and 10815 transitions. [2022-11-16 12:57:46,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-11-16 12:57:46,590 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:57:46,591 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:57:46,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-16 12:57:46,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:46,807 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:57:46,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:57:46,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1123827285, now seen corresponding path program 1 times [2022-11-16 12:57:46,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:57:46,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [220381131] [2022-11-16 12:57:46,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:57:46,811 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:46,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:57:46,812 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:57:46,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-16 12:57:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:57:52,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 2783 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:57:52,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:57:52,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2068 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2068 trivial. 0 not checked. [2022-11-16 12:57:52,712 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:57:52,712 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:57:52,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [220381131] [2022-11-16 12:57:52,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [220381131] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:57:52,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:57:52,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:57:52,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067953766] [2022-11-16 12:57:52,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:57:52,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:57:52,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:57:52,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:57:52,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:57:52,715 INFO L87 Difference]: Start difference. First operand 7623 states and 10815 transitions. Second operand has 5 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-11-16 12:57:53,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:57:53,217 INFO L93 Difference]: Finished difference Result 7674 states and 10887 transitions. [2022-11-16 12:57:53,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:57:53,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 365 [2022-11-16 12:57:53,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:57:53,252 INFO L225 Difference]: With dead ends: 7674 [2022-11-16 12:57:53,252 INFO L226 Difference]: Without dead ends: 7671 [2022-11-16 12:57:53,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:57:53,258 INFO L413 NwaCegarLoop]: 1871 mSDtfsCounter, 13 mSDsluCounter, 5586 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 7457 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:57:53,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 7457 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:57:53,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-11-16 12:57:53,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 7655. [2022-11-16 12:57:53,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7655 states, 5507 states have (on average 1.3560922462320684) internal successors, (7468), 5579 states have internal predecessors, (7468), 1686 states have call successors, (1686), 470 states have call predecessors, (1686), 461 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-11-16 12:57:53,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7655 states to 7655 states and 10839 transitions. [2022-11-16 12:57:53,647 INFO L78 Accepts]: Start accepts. Automaton has 7655 states and 10839 transitions. Word has length 365 [2022-11-16 12:57:53,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:57:53,648 INFO L495 AbstractCegarLoop]: Abstraction has 7655 states and 10839 transitions. [2022-11-16 12:57:53,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-11-16 12:57:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 7655 states and 10839 transitions. [2022-11-16 12:57:53,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-16 12:57:53,658 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:57:53,659 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:57:53,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-11-16 12:57:53,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:53,875 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:57:53,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:57:53,876 INFO L85 PathProgramCache]: Analyzing trace with hash -239370847, now seen corresponding path program 1 times [2022-11-16 12:57:53,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:57:53,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [520483662] [2022-11-16 12:57:53,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:57:53,878 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:57:53,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:57:53,879 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:57:53,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-16 12:57:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:57:59,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 12:57:59,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:57:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-16 12:57:59,988 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:57:59,988 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:57:59,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [520483662] [2022-11-16 12:57:59,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [520483662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:57:59,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:57:59,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:57:59,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565405767] [2022-11-16 12:57:59,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:57:59,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:57:59,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:57:59,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:57:59,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:57:59,992 INFO L87 Difference]: Start difference. First operand 7655 states and 10839 transitions. Second operand has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-16 12:58:01,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:58:01,636 INFO L93 Difference]: Finished difference Result 15257 states and 21656 transitions. [2022-11-16 12:58:01,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:58:01,637 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 375 [2022-11-16 12:58:01,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:58:01,676 INFO L225 Difference]: With dead ends: 15257 [2022-11-16 12:58:01,676 INFO L226 Difference]: Without dead ends: 7655 [2022-11-16 12:58:01,703 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:58:01,704 INFO L413 NwaCegarLoop]: 1849 mSDtfsCounter, 32 mSDsluCounter, 7327 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 9176 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:58:01,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 9176 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 12:58:01,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7655 states. [2022-11-16 12:58:02,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7655 to 7655. [2022-11-16 12:58:02,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7655 states, 5507 states have (on average 1.354639549664064) internal successors, (7460), 5579 states have internal predecessors, (7460), 1686 states have call successors, (1686), 470 states have call predecessors, (1686), 461 states have return successors, (1685), 1652 states have call predecessors, (1685), 1685 states have call successors, (1685) [2022-11-16 12:58:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7655 states to 7655 states and 10831 transitions. [2022-11-16 12:58:02,145 INFO L78 Accepts]: Start accepts. Automaton has 7655 states and 10831 transitions. Word has length 375 [2022-11-16 12:58:02,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:58:02,146 INFO L495 AbstractCegarLoop]: Abstraction has 7655 states and 10831 transitions. [2022-11-16 12:58:02,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-16 12:58:02,146 INFO L276 IsEmpty]: Start isEmpty. Operand 7655 states and 10831 transitions. [2022-11-16 12:58:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-16 12:58:02,159 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:58:02,159 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:58:02,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-16 12:58:02,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:02,372 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:58:02,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:58:02,373 INFO L85 PathProgramCache]: Analyzing trace with hash -216738593, now seen corresponding path program 1 times [2022-11-16 12:58:02,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:58:02,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1625643871] [2022-11-16 12:58:02,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:58:02,375 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:02,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:58:02,376 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:58:02,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-16 12:58:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:58:08,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-16 12:58:08,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:58:08,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-16 12:58:08,351 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:58:08,352 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:58:08,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1625643871] [2022-11-16 12:58:08,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1625643871] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:58:08,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:58:08,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:58:08,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565096703] [2022-11-16 12:58:08,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:58:08,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:58:08,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:58:08,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:58:08,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:58:08,354 INFO L87 Difference]: Start difference. First operand 7655 states and 10831 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-16 12:58:08,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:58:08,855 INFO L93 Difference]: Finished difference Result 15472 states and 21954 transitions. [2022-11-16 12:58:08,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:58:08,856 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 375 [2022-11-16 12:58:08,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:58:08,895 INFO L225 Difference]: With dead ends: 15472 [2022-11-16 12:58:08,896 INFO L226 Difference]: Without dead ends: 7870 [2022-11-16 12:58:08,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:58:08,923 INFO L413 NwaCegarLoop]: 1881 mSDtfsCounter, 34 mSDsluCounter, 3741 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 5622 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:58:08,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 5622 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:58:08,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7870 states. [2022-11-16 12:58:09,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7870 to 7870. [2022-11-16 12:58:09,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7870 states, 5642 states have (on average 1.3518255937610777) internal successors, (7627), 5724 states have internal predecessors, (7627), 1761 states have call successors, (1761), 475 states have call predecessors, (1761), 466 states have return successors, (1760), 1727 states have call predecessors, (1760), 1760 states have call successors, (1760) [2022-11-16 12:58:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7870 states to 7870 states and 11148 transitions. [2022-11-16 12:58:09,368 INFO L78 Accepts]: Start accepts. Automaton has 7870 states and 11148 transitions. Word has length 375 [2022-11-16 12:58:09,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:58:09,369 INFO L495 AbstractCegarLoop]: Abstraction has 7870 states and 11148 transitions. [2022-11-16 12:58:09,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-16 12:58:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand 7870 states and 11148 transitions. [2022-11-16 12:58:09,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-16 12:58:09,385 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:58:09,385 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:58:09,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-11-16 12:58:09,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:09,599 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:58:09,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:58:09,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1169464801, now seen corresponding path program 1 times [2022-11-16 12:58:09,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:58:09,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1475615365] [2022-11-16 12:58:09,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:58:09,603 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:09,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:58:09,605 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:58:09,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-11-16 12:58:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:58:15,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:58:15,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:58:15,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-16 12:58:15,863 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:58:15,863 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:58:15,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1475615365] [2022-11-16 12:58:15,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1475615365] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:58:15,863 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:58:15,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:58:15,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11716178] [2022-11-16 12:58:15,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:58:15,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:58:15,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:58:15,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:58:15,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:58:15,865 INFO L87 Difference]: Start difference. First operand 7870 states and 11148 transitions. Second operand has 5 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-11-16 12:58:16,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:58:16,411 INFO L93 Difference]: Finished difference Result 8308 states and 11806 transitions. [2022-11-16 12:58:16,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:58:16,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 375 [2022-11-16 12:58:16,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:58:16,450 INFO L225 Difference]: With dead ends: 8308 [2022-11-16 12:58:16,451 INFO L226 Difference]: Without dead ends: 8305 [2022-11-16 12:58:16,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:58:16,458 INFO L413 NwaCegarLoop]: 1918 mSDtfsCounter, 33 mSDsluCounter, 5696 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 7614 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:58:16,458 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 7614 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:58:16,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8305 states. [2022-11-16 12:58:16,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8305 to 7902. [2022-11-16 12:58:16,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7902 states, 5666 states have (on average 1.3503353335686552) internal successors, (7651), 5748 states have internal predecessors, (7651), 1761 states have call successors, (1761), 483 states have call predecessors, (1761), 474 states have return successors, (1760), 1727 states have call predecessors, (1760), 1760 states have call successors, (1760) [2022-11-16 12:58:16,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7902 states to 7902 states and 11172 transitions. [2022-11-16 12:58:16,937 INFO L78 Accepts]: Start accepts. Automaton has 7902 states and 11172 transitions. Word has length 375 [2022-11-16 12:58:16,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:58:16,938 INFO L495 AbstractCegarLoop]: Abstraction has 7902 states and 11172 transitions. [2022-11-16 12:58:16,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 3 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2022-11-16 12:58:16,938 INFO L276 IsEmpty]: Start isEmpty. Operand 7902 states and 11172 transitions. [2022-11-16 12:58:16,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-11-16 12:58:16,952 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:58:16,953 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:58:17,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-11-16 12:58:17,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:17,167 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:58:17,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:58:17,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1334522641, now seen corresponding path program 1 times [2022-11-16 12:58:17,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:58:17,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [108498003] [2022-11-16 12:58:17,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:58:17,171 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:17,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:58:17,173 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:58:17,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-16 12:58:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:58:23,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 2769 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:58:23,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:58:23,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-11-16 12:58:23,700 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:58:23,700 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:58:23,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [108498003] [2022-11-16 12:58:23,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [108498003] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:58:23,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:58:23,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:58:23,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192823026] [2022-11-16 12:58:23,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:58:23,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:58:23,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:58:23,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:58:23,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:58:23,703 INFO L87 Difference]: Start difference. First operand 7902 states and 11172 transitions. Second operand has 5 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-11-16 12:58:24,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:58:24,374 INFO L93 Difference]: Finished difference Result 7953 states and 11238 transitions. [2022-11-16 12:58:24,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:58:24,374 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 378 [2022-11-16 12:58:24,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:58:24,413 INFO L225 Difference]: With dead ends: 7953 [2022-11-16 12:58:24,413 INFO L226 Difference]: Without dead ends: 7950 [2022-11-16 12:58:24,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:58:24,419 INFO L413 NwaCegarLoop]: 1878 mSDtfsCounter, 19 mSDsluCounter, 5600 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 7478 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:58:24,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 7478 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:58:24,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7950 states. [2022-11-16 12:58:24,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7950 to 7934. [2022-11-16 12:58:24,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7934 states, 5690 states have (on average 1.3488576449912126) internal successors, (7675), 5772 states have internal predecessors, (7675), 1761 states have call successors, (1761), 491 states have call predecessors, (1761), 482 states have return successors, (1760), 1727 states have call predecessors, (1760), 1760 states have call successors, (1760) [2022-11-16 12:58:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7934 states to 7934 states and 11196 transitions. [2022-11-16 12:58:24,833 INFO L78 Accepts]: Start accepts. Automaton has 7934 states and 11196 transitions. Word has length 378 [2022-11-16 12:58:24,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:58:24,835 INFO L495 AbstractCegarLoop]: Abstraction has 7934 states and 11196 transitions. [2022-11-16 12:58:24,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 3 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-11-16 12:58:24,835 INFO L276 IsEmpty]: Start isEmpty. Operand 7934 states and 11196 transitions. [2022-11-16 12:58:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-11-16 12:58:24,857 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:58:24,857 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:58:24,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-16 12:58:25,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:25,071 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:58:25,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:58:25,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1265101598, now seen corresponding path program 1 times [2022-11-16 12:58:25,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:58:25,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2146814186] [2022-11-16 12:58:25,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:58:25,073 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:25,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:58:25,074 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:58:25,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-11-16 12:58:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:58:30,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 2805 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:58:30,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:58:30,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2076 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-16 12:58:30,943 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:58:30,944 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:58:30,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2146814186] [2022-11-16 12:58:30,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2146814186] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:58:30,946 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:58:30,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:58:30,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693482404] [2022-11-16 12:58:30,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:58:30,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:58:30,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:58:30,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:58:30,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:58:30,949 INFO L87 Difference]: Start difference. First operand 7934 states and 11196 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-16 12:58:33,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:58:35,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:58:35,874 INFO L93 Difference]: Finished difference Result 18337 states and 25950 transitions. [2022-11-16 12:58:35,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:58:35,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 397 [2022-11-16 12:58:35,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:58:35,922 INFO L225 Difference]: With dead ends: 18337 [2022-11-16 12:58:35,922 INFO L226 Difference]: Without dead ends: 10456 [2022-11-16 12:58:35,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 395 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:58:35,952 INFO L413 NwaCegarLoop]: 3307 mSDtfsCounter, 1587 mSDsluCounter, 1677 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 79 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 4984 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:58:35,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1587 Valid, 4984 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 191 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2022-11-16 12:58:35,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10456 states. [2022-11-16 12:58:36,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10456 to 10443. [2022-11-16 12:58:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10443 states, 7541 states have (on average 1.343588383503514) internal successors, (10132), 7646 states have internal predecessors, (10132), 2257 states have call successors, (2257), 656 states have call predecessors, (2257), 644 states have return successors, (2256), 2214 states have call predecessors, (2256), 2256 states have call successors, (2256) [2022-11-16 12:58:36,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14645 transitions. [2022-11-16 12:58:36,529 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14645 transitions. Word has length 397 [2022-11-16 12:58:36,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:58:36,530 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14645 transitions. [2022-11-16 12:58:36,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-16 12:58:36,531 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14645 transitions. [2022-11-16 12:58:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-16 12:58:36,550 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:58:36,550 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:58:36,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-11-16 12:58:36,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:36,775 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:58:36,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:58:36,776 INFO L85 PathProgramCache]: Analyzing trace with hash -229631558, now seen corresponding path program 1 times [2022-11-16 12:58:36,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:58:36,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [554322170] [2022-11-16 12:58:36,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:58:36,779 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:36,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:58:36,780 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:58:36,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-11-16 12:58:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:58:42,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 12:58:42,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:58:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2022-11-16 12:58:43,161 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:58:43,161 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:58:43,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [554322170] [2022-11-16 12:58:43,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [554322170] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:58:43,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:58:43,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:58:43,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583372210] [2022-11-16 12:58:43,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:58:43,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:58:43,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:58:43,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:58:43,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:58:43,164 INFO L87 Difference]: Start difference. First operand 10443 states and 14645 transitions. Second operand has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-16 12:58:44,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:58:44,891 INFO L93 Difference]: Finished difference Result 20833 states and 29266 transitions. [2022-11-16 12:58:44,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:58:44,892 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 401 [2022-11-16 12:58:44,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:58:44,938 INFO L225 Difference]: With dead ends: 20833 [2022-11-16 12:58:44,939 INFO L226 Difference]: Without dead ends: 10443 [2022-11-16 12:58:44,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:58:44,977 INFO L413 NwaCegarLoop]: 1848 mSDtfsCounter, 119 mSDsluCounter, 7244 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 9092 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:58:44,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 9092 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-16 12:58:44,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10443 states. [2022-11-16 12:58:45,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10443 to 10443. [2022-11-16 12:58:45,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10443 states, 7541 states have (on average 1.3421296910224108) internal successors, (10121), 7646 states have internal predecessors, (10121), 2257 states have call successors, (2257), 656 states have call predecessors, (2257), 644 states have return successors, (2256), 2214 states have call predecessors, (2256), 2256 states have call successors, (2256) [2022-11-16 12:58:45,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14634 transitions. [2022-11-16 12:58:45,919 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14634 transitions. Word has length 401 [2022-11-16 12:58:45,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:58:45,920 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14634 transitions. [2022-11-16 12:58:45,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-16 12:58:45,921 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14634 transitions. [2022-11-16 12:58:45,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-16 12:58:45,946 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:58:45,947 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:58:46,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-11-16 12:58:46,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:46,164 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:58:46,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:58:46,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1445785284, now seen corresponding path program 1 times [2022-11-16 12:58:46,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:58:46,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1953783948] [2022-11-16 12:58:46,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:58:46,169 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:46,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:58:46,170 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:58:46,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-11-16 12:58:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:58:52,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-16 12:58:52,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:58:52,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2069 trivial. 0 not checked. [2022-11-16 12:58:52,730 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:58:52,730 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:58:52,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1953783948] [2022-11-16 12:58:52,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1953783948] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:58:52,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:58:52,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 12:58:52,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909816163] [2022-11-16 12:58:52,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:58:52,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 12:58:52,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:58:52,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:58:52,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:58:52,734 INFO L87 Difference]: Start difference. First operand 10443 states and 14634 transitions. Second operand has 6 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-16 12:58:54,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:58:54,597 INFO L93 Difference]: Finished difference Result 20833 states and 29274 transitions. [2022-11-16 12:58:54,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 12:58:54,598 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 401 [2022-11-16 12:58:54,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:58:54,638 INFO L225 Difference]: With dead ends: 20833 [2022-11-16 12:58:54,638 INFO L226 Difference]: Without dead ends: 10443 [2022-11-16 12:58:54,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:58:54,675 INFO L413 NwaCegarLoop]: 1847 mSDtfsCounter, 26 mSDsluCounter, 7329 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 9176 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:58:54,676 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 9176 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-16 12:58:54,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10443 states. [2022-11-16 12:58:55,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10443 to 10443. [2022-11-16 12:58:55,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10443 states, 7541 states have (on average 1.3406709985413074) internal successors, (10110), 7646 states have internal predecessors, (10110), 2257 states have call successors, (2257), 656 states have call predecessors, (2257), 644 states have return successors, (2256), 2214 states have call predecessors, (2256), 2256 states have call successors, (2256) [2022-11-16 12:58:55,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14623 transitions. [2022-11-16 12:58:55,338 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14623 transitions. Word has length 401 [2022-11-16 12:58:55,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:58:55,339 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14623 transitions. [2022-11-16 12:58:55,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.8) internal successors, (114), 5 states have internal predecessors, (114), 3 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-16 12:58:55,340 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14623 transitions. [2022-11-16 12:58:55,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-16 12:58:55,359 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:58:55,359 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:58:55,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2022-11-16 12:58:55,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:55,575 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:58:55,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:58:55,576 INFO L85 PathProgramCache]: Analyzing trace with hash -785188842, now seen corresponding path program 1 times [2022-11-16 12:58:55,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:58:55,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [999998172] [2022-11-16 12:58:55,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:58:55,578 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:58:55,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:58:55,579 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:58:55,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-11-16 12:59:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:59:01,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:59:01,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:59:02,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2071 trivial. 0 not checked. [2022-11-16 12:59:02,467 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:59:02,467 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:59:02,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [999998172] [2022-11-16 12:59:02,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [999998172] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:59:02,468 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:59:02,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:59:02,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85685097] [2022-11-16 12:59:02,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:59:02,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:59:02,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:59:02,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:59:02,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:59:02,470 INFO L87 Difference]: Start difference. First operand 10443 states and 14623 transitions. Second operand has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 4 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-11-16 12:59:07,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:59:11,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:59:16,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:59:16,225 INFO L93 Difference]: Finished difference Result 21438 states and 30213 transitions. [2022-11-16 12:59:16,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:59:16,226 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 4 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 401 [2022-11-16 12:59:16,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:59:16,265 INFO L225 Difference]: With dead ends: 21438 [2022-11-16 12:59:16,265 INFO L226 Difference]: Without dead ends: 11048 [2022-11-16 12:59:16,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:59:16,294 INFO L413 NwaCegarLoop]: 1871 mSDtfsCounter, 113 mSDsluCounter, 5523 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 7394 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:59:16,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 7394 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2022-11-16 12:59:16,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11048 states. [2022-11-16 12:59:16,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11048 to 10806. [2022-11-16 12:59:16,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10806 states, 7816 states have (on average 1.3483879222108495) internal successors, (10539), 7932 states have internal predecessors, (10539), 2334 states have call successors, (2334), 667 states have call predecessors, (2334), 655 states have return successors, (2333), 2280 states have call predecessors, (2333), 2333 states have call successors, (2333) [2022-11-16 12:59:16,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10806 states to 10806 states and 15206 transitions. [2022-11-16 12:59:16,711 INFO L78 Accepts]: Start accepts. Automaton has 10806 states and 15206 transitions. Word has length 401 [2022-11-16 12:59:16,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:59:16,711 INFO L495 AbstractCegarLoop]: Abstraction has 10806 states and 15206 transitions. [2022-11-16 12:59:16,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 4 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-11-16 12:59:16,711 INFO L276 IsEmpty]: Start isEmpty. Operand 10806 states and 15206 transitions. [2022-11-16 12:59:16,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-11-16 12:59:16,730 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:59:16,730 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:59:16,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-11-16 12:59:16,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:16,955 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:59:16,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:59:16,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1893227031, now seen corresponding path program 1 times [2022-11-16 12:59:16,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:59:16,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488505650] [2022-11-16 12:59:16,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:59:16,960 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:16,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:59:16,961 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:59:16,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-11-16 12:59:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:59:22,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 2807 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:59:22,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:59:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-16 12:59:22,736 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:59:22,736 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:59:22,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488505650] [2022-11-16 12:59:22,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488505650] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:59:22,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:59:22,737 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:59:22,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893123520] [2022-11-16 12:59:22,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:59:22,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 12:59:22,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:59:22,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:59:22,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:59:22,739 INFO L87 Difference]: Start difference. First operand 10806 states and 15206 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-16 12:59:24,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:59:27,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:59:27,906 INFO L93 Difference]: Finished difference Result 24947 states and 35205 transitions. [2022-11-16 12:59:27,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:59:27,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 398 [2022-11-16 12:59:27,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:59:27,963 INFO L225 Difference]: With dead ends: 24947 [2022-11-16 12:59:27,964 INFO L226 Difference]: Without dead ends: 14194 [2022-11-16 12:59:27,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:59:27,997 INFO L413 NwaCegarLoop]: 3249 mSDtfsCounter, 1591 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 85 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 4910 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-11-16 12:59:27,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 4910 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 205 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2022-11-16 12:59:28,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14194 states. [2022-11-16 12:59:28,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14194 to 14174. [2022-11-16 12:59:28,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14174 states, 10324 states have (on average 1.3425029058504456) internal successors, (13860), 10473 states have internal predecessors, (13860), 2977 states have call successors, (2977), 888 states have call predecessors, (2977), 872 states have return successors, (2976), 2907 states have call predecessors, (2976), 2976 states have call successors, (2976) [2022-11-16 12:59:28,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14174 states to 14174 states and 19813 transitions. [2022-11-16 12:59:28,665 INFO L78 Accepts]: Start accepts. Automaton has 14174 states and 19813 transitions. Word has length 398 [2022-11-16 12:59:28,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:59:28,666 INFO L495 AbstractCegarLoop]: Abstraction has 14174 states and 19813 transitions. [2022-11-16 12:59:28,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-16 12:59:28,666 INFO L276 IsEmpty]: Start isEmpty. Operand 14174 states and 19813 transitions. [2022-11-16 12:59:28,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-11-16 12:59:28,675 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:59:28,675 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:59:28,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2022-11-16 12:59:28,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:28,888 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:59:28,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:59:28,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1615635569, now seen corresponding path program 1 times [2022-11-16 12:59:28,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:59:28,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [800837308] [2022-11-16 12:59:28,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:59:28,890 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:28,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:59:28,891 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:59:28,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-11-16 12:59:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:59:34,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 2927 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 12:59:34,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:59:35,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2071 trivial. 0 not checked. [2022-11-16 12:59:35,137 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:59:35,137 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:59:35,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [800837308] [2022-11-16 12:59:35,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [800837308] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:59:35,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:59:35,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:59:35,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883007845] [2022-11-16 12:59:35,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:59:35,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:59:35,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:59:35,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:59:35,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:59:35,140 INFO L87 Difference]: Start difference. First operand 14174 states and 19813 transitions. Second operand has 5 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-16 12:59:35,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:59:35,850 INFO L93 Difference]: Finished difference Result 14550 states and 20397 transitions. [2022-11-16 12:59:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:59:35,851 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 403 [2022-11-16 12:59:35,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:59:35,911 INFO L225 Difference]: With dead ends: 14550 [2022-11-16 12:59:35,911 INFO L226 Difference]: Without dead ends: 14547 [2022-11-16 12:59:35,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:59:35,920 INFO L413 NwaCegarLoop]: 1905 mSDtfsCounter, 29 mSDsluCounter, 5665 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 7570 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 12:59:35,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 7570 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 12:59:35,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14547 states. [2022-11-16 12:59:36,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14547 to 14202. [2022-11-16 12:59:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14202 states, 10345 states have (on average 1.3410343160947318) internal successors, (13873), 10494 states have internal predecessors, (13873), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 879 states have return successors, (2976), 2907 states have call predecessors, (2976), 2976 states have call successors, (2976) [2022-11-16 12:59:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14202 states to 14202 states and 19826 transitions. [2022-11-16 12:59:36,567 INFO L78 Accepts]: Start accepts. Automaton has 14202 states and 19826 transitions. Word has length 403 [2022-11-16 12:59:36,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:59:36,568 INFO L495 AbstractCegarLoop]: Abstraction has 14202 states and 19826 transitions. [2022-11-16 12:59:36,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-16 12:59:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 14202 states and 19826 transitions. [2022-11-16 12:59:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2022-11-16 12:59:36,594 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:59:36,594 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:59:36,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2022-11-16 12:59:36,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:36,805 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:59:36,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:59:36,805 INFO L85 PathProgramCache]: Analyzing trace with hash -2085039776, now seen corresponding path program 1 times [2022-11-16 12:59:36,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:59:36,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [693758564] [2022-11-16 12:59:36,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:59:36,807 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:36,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:59:36,815 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:59:36,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-11-16 12:59:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:59:42,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 2903 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:59:42,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:59:42,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2110 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 2081 trivial. 0 not checked. [2022-11-16 12:59:42,781 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:59:42,781 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:59:42,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [693758564] [2022-11-16 12:59:42,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [693758564] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:59:42,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:59:42,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:59:42,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166028236] [2022-11-16 12:59:42,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:59:42,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:59:42,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:59:42,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:59:42,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:59:42,784 INFO L87 Difference]: Start difference. First operand 14202 states and 19826 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-16 12:59:44,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:59:46,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:59:46,242 INFO L93 Difference]: Finished difference Result 35440 states and 49302 transitions. [2022-11-16 12:59:46,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:59:46,245 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 435 [2022-11-16 12:59:46,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:59:46,334 INFO L225 Difference]: With dead ends: 35440 [2022-11-16 12:59:46,335 INFO L226 Difference]: Without dead ends: 21291 [2022-11-16 12:59:46,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:59:46,375 INFO L413 NwaCegarLoop]: 3566 mSDtfsCounter, 1703 mSDsluCounter, 8984 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1705 SdHoareTripleChecker+Valid, 12550 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:59:46,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1705 Valid, 12550 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-11-16 12:59:46,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21291 states. [2022-11-16 12:59:47,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21291 to 14218. [2022-11-16 12:59:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14218 states, 10357 states have (on average 1.340639181230086) internal successors, (13885), 10506 states have internal predecessors, (13885), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 883 states have return successors, (2981), 2911 states have call predecessors, (2981), 2976 states have call successors, (2981) [2022-11-16 12:59:47,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14218 states to 14218 states and 19843 transitions. [2022-11-16 12:59:47,186 INFO L78 Accepts]: Start accepts. Automaton has 14218 states and 19843 transitions. Word has length 435 [2022-11-16 12:59:47,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:59:47,186 INFO L495 AbstractCegarLoop]: Abstraction has 14218 states and 19843 transitions. [2022-11-16 12:59:47,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-16 12:59:47,186 INFO L276 IsEmpty]: Start isEmpty. Operand 14218 states and 19843 transitions. [2022-11-16 12:59:47,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-11-16 12:59:47,198 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:59:47,199 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:59:47,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2022-11-16 12:59:47,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:47,399 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:59:47,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:59:47,400 INFO L85 PathProgramCache]: Analyzing trace with hash -830452244, now seen corresponding path program 1 times [2022-11-16 12:59:47,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:59:47,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [123905642] [2022-11-16 12:59:47,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:59:47,401 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:47,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:59:47,402 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:59:47,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-11-16 12:59:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:59:52,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 2905 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:59:52,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:59:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2081 trivial. 0 not checked. [2022-11-16 12:59:53,302 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:59:53,302 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:59:53,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [123905642] [2022-11-16 12:59:53,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [123905642] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:59:53,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:59:53,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:59:53,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957537756] [2022-11-16 12:59:53,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:59:53,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 12:59:53,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:59:53,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:59:53,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:59:53,305 INFO L87 Difference]: Start difference. First operand 14218 states and 19843 transitions. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-16 12:59:55,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 12:59:57,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:59:57,254 INFO L93 Difference]: Finished difference Result 35460 states and 49307 transitions. [2022-11-16 12:59:57,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 12:59:57,255 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 436 [2022-11-16 12:59:57,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:59:57,312 INFO L225 Difference]: With dead ends: 35460 [2022-11-16 12:59:57,312 INFO L226 Difference]: Without dead ends: 21295 [2022-11-16 12:59:57,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-16 12:59:57,339 INFO L413 NwaCegarLoop]: 3558 mSDtfsCounter, 1695 mSDsluCounter, 8968 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1697 SdHoareTripleChecker+Valid, 12526 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:59:57,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1697 Valid, 12526 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-11-16 12:59:57,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21295 states. [2022-11-16 12:59:58,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21295 to 14232. [2022-11-16 12:59:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14232 states, 10368 states have (on average 1.3402777777777777) internal successors, (13896), 10516 states have internal predecessors, (13896), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 886 states have return successors, (2984), 2915 states have call predecessors, (2984), 2976 states have call successors, (2984) [2022-11-16 12:59:58,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14232 states to 14232 states and 19857 transitions. [2022-11-16 12:59:58,157 INFO L78 Accepts]: Start accepts. Automaton has 14232 states and 19857 transitions. Word has length 436 [2022-11-16 12:59:58,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:59:58,157 INFO L495 AbstractCegarLoop]: Abstraction has 14232 states and 19857 transitions. [2022-11-16 12:59:58,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-16 12:59:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 14232 states and 19857 transitions. [2022-11-16 12:59:58,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2022-11-16 12:59:58,176 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:59:58,176 INFO L195 NwaCegarLoop]: trace histogram [36, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:59:58,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2022-11-16 12:59:58,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:58,387 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:59:58,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:59:58,387 INFO L85 PathProgramCache]: Analyzing trace with hash 896958529, now seen corresponding path program 1 times [2022-11-16 12:59:58,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:59:58,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1559345218] [2022-11-16 12:59:58,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:59:58,389 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:59:58,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:59:58,390 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:59:58,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2022-11-16 13:00:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:00:04,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 3104 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-16 13:00:04,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:00:05,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2123 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2083 trivial. 0 not checked. [2022-11-16 13:00:05,026 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:00:05,026 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:00:05,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1559345218] [2022-11-16 13:00:05,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1559345218] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:00:05,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:00:05,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 13:00:05,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782775122] [2022-11-16 13:00:05,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:00:05,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 13:00:05,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:00:05,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 13:00:05,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 13:00:05,029 INFO L87 Difference]: Start difference. First operand 14232 states and 19857 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-11-16 13:00:06,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:00:06,542 INFO L93 Difference]: Finished difference Result 28484 states and 39745 transitions. [2022-11-16 13:00:06,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 13:00:06,543 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 466 [2022-11-16 13:00:06,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:00:06,602 INFO L225 Difference]: With dead ends: 28484 [2022-11-16 13:00:06,603 INFO L226 Difference]: Without dead ends: 14305 [2022-11-16 13:00:06,742 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 466 GetRequests, 461 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-16 13:00:06,742 INFO L413 NwaCegarLoop]: 1864 mSDtfsCounter, 4 mSDsluCounter, 7444 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-16 13:00:06,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 9308 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-16 13:00:06,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14305 states. [2022-11-16 13:00:07,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14305 to 14267. [2022-11-16 13:00:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14267 states, 10396 states have (on average 1.339361292804925) internal successors, (13924), 10544 states have internal predecessors, (13924), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 893 states have return successors, (2998), 2922 states have call predecessors, (2998), 2976 states have call successors, (2998) [2022-11-16 13:00:07,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14267 states to 14267 states and 19899 transitions. [2022-11-16 13:00:07,445 INFO L78 Accepts]: Start accepts. Automaton has 14267 states and 19899 transitions. Word has length 466 [2022-11-16 13:00:07,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:00:07,446 INFO L495 AbstractCegarLoop]: Abstraction has 14267 states and 19899 transitions. [2022-11-16 13:00:07,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2022-11-16 13:00:07,447 INFO L276 IsEmpty]: Start isEmpty. Operand 14267 states and 19899 transitions. [2022-11-16 13:00:07,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2022-11-16 13:00:07,472 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:00:07,473 INFO L195 NwaCegarLoop]: trace histogram [36, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:00:07,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2022-11-16 13:00:07,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:07,699 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:00:07,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:00:07,700 INFO L85 PathProgramCache]: Analyzing trace with hash 560429201, now seen corresponding path program 1 times [2022-11-16 13:00:07,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:00:07,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30021384] [2022-11-16 13:00:07,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:00:07,702 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:07,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:00:07,703 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:00:07,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-11-16 13:00:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:00:13,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 3134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 13:00:13,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:00:14,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-11-16 13:00:14,174 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:00:14,174 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:00:14,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [30021384] [2022-11-16 13:00:14,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [30021384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:00:14,175 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:00:14,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 13:00:14,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609386224] [2022-11-16 13:00:14,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:00:14,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 13:00:14,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:00:14,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 13:00:14,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 13:00:14,177 INFO L87 Difference]: Start difference. First operand 14267 states and 19899 transitions. Second operand has 5 states, 5 states have (on average 31.2) internal successors, (156), 4 states have internal predecessors, (156), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-16 13:00:15,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:00:15,153 INFO L93 Difference]: Finished difference Result 28553 states and 39835 transitions. [2022-11-16 13:00:15,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 13:00:15,154 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 4 states have internal predecessors, (156), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) Word has length 477 [2022-11-16 13:00:15,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:00:15,203 INFO L225 Difference]: With dead ends: 28553 [2022-11-16 13:00:15,203 INFO L226 Difference]: Without dead ends: 14339 [2022-11-16 13:00:15,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 473 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 13:00:15,238 INFO L413 NwaCegarLoop]: 1868 mSDtfsCounter, 3 mSDsluCounter, 5596 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7464 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 13:00:15,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7464 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 13:00:15,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14339 states. [2022-11-16 13:00:16,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14339 to 14295. [2022-11-16 13:00:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14295 states, 10417 states have (on average 1.3386771623308054) internal successors, (13945), 10565 states have internal predecessors, (13945), 2977 states have call successors, (2977), 895 states have call predecessors, (2977), 900 states have return successors, (3012), 2929 states have call predecessors, (3012), 2976 states have call successors, (3012) [2022-11-16 13:00:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14295 states to 14295 states and 19934 transitions. [2022-11-16 13:00:16,089 INFO L78 Accepts]: Start accepts. Automaton has 14295 states and 19934 transitions. Word has length 477 [2022-11-16 13:00:16,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:00:16,090 INFO L495 AbstractCegarLoop]: Abstraction has 14295 states and 19934 transitions. [2022-11-16 13:00:16,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 4 states have internal predecessors, (156), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-16 13:00:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 14295 states and 19934 transitions. [2022-11-16 13:00:16,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-11-16 13:00:16,107 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:00:16,107 INFO L195 NwaCegarLoop]: trace histogram [36, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:00:16,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2022-11-16 13:00:16,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:16,308 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:00:16,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:00:16,309 INFO L85 PathProgramCache]: Analyzing trace with hash -819427887, now seen corresponding path program 1 times [2022-11-16 13:00:16,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:00:16,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1641078705] [2022-11-16 13:00:16,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:00:16,311 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:16,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:00:16,311 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:00:16,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2022-11-16 13:00:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:00:22,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 3127 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 13:00:22,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:00:23,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-11-16 13:00:23,156 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:00:23,156 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:00:23,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1641078705] [2022-11-16 13:00:23,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1641078705] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:00:23,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:00:23,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 13:00:23,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438364051] [2022-11-16 13:00:23,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:00:23,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 13:00:23,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:00:23,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 13:00:23,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-16 13:00:23,159 INFO L87 Difference]: Start difference. First operand 14295 states and 19934 transitions. Second operand has 8 states, 8 states have (on average 19.75) internal successors, (158), 6 states have internal predecessors, (158), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-16 13:00:25,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:00:28,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:00:28,633 INFO L93 Difference]: Finished difference Result 35735 states and 49650 transitions. [2022-11-16 13:00:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-16 13:00:28,639 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.75) internal successors, (158), 6 states have internal predecessors, (158), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) Word has length 481 [2022-11-16 13:00:28,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:00:28,700 INFO L225 Difference]: With dead ends: 35735 [2022-11-16 13:00:28,700 INFO L226 Difference]: Without dead ends: 21493 [2022-11-16 13:00:28,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 487 GetRequests, 474 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-11-16 13:00:28,732 INFO L413 NwaCegarLoop]: 3567 mSDtfsCounter, 1710 mSDsluCounter, 19667 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1714 SdHoareTripleChecker+Valid, 23234 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-16 13:00:28,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1714 Valid, 23234 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-16 13:00:28,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21493 states. [2022-11-16 13:00:29,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21493 to 14305. [2022-11-16 13:00:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14305 states, 10422 states have (on average 1.3385146804835923) internal successors, (13950), 10571 states have internal predecessors, (13950), 2981 states have call successors, (2981), 895 states have call predecessors, (2981), 901 states have return successors, (3018), 2933 states have call predecessors, (3018), 2980 states have call successors, (3018) [2022-11-16 13:00:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14305 states to 14305 states and 19949 transitions. [2022-11-16 13:00:29,626 INFO L78 Accepts]: Start accepts. Automaton has 14305 states and 19949 transitions. Word has length 481 [2022-11-16 13:00:29,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:00:29,626 INFO L495 AbstractCegarLoop]: Abstraction has 14305 states and 19949 transitions. [2022-11-16 13:00:29,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.75) internal successors, (158), 6 states have internal predecessors, (158), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-16 13:00:29,626 INFO L276 IsEmpty]: Start isEmpty. Operand 14305 states and 19949 transitions. [2022-11-16 13:00:29,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2022-11-16 13:00:29,640 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:00:29,641 INFO L195 NwaCegarLoop]: trace histogram [36, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:00:29,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2022-11-16 13:00:29,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:29,841 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:00:29,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:00:29,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1927011109, now seen corresponding path program 1 times [2022-11-16 13:00:29,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:00:29,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [36877710] [2022-11-16 13:00:29,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:00:29,844 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:29,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:00:29,845 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:00:29,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-11-16 13:00:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:00:35,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 3129 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 13:00:35,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:00:36,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2209 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-11-16 13:00:36,677 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:00:36,677 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:00:36,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [36877710] [2022-11-16 13:00:36,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [36877710] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:00:36,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:00:36,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 13:00:36,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638974200] [2022-11-16 13:00:36,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:00:36,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 13:00:36,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:00:36,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 13:00:36,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-16 13:00:36,680 INFO L87 Difference]: Start difference. First operand 14305 states and 19949 transitions. Second operand has 8 states, 8 states have (on average 19.875) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-16 13:00:38,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:00:42,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:00:42,226 INFO L93 Difference]: Finished difference Result 35737 states and 49641 transitions. [2022-11-16 13:00:42,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-16 13:00:42,227 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) Word has length 482 [2022-11-16 13:00:42,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:00:42,299 INFO L225 Difference]: With dead ends: 35737 [2022-11-16 13:00:42,299 INFO L226 Difference]: Without dead ends: 21485 [2022-11-16 13:00:42,336 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 475 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-11-16 13:00:42,336 INFO L413 NwaCegarLoop]: 3559 mSDtfsCounter, 1702 mSDsluCounter, 19627 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1706 SdHoareTripleChecker+Valid, 23186 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-16 13:00:42,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1706 Valid, 23186 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-16 13:00:42,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21485 states. [2022-11-16 13:00:43,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21485 to 14309. [2022-11-16 13:00:43,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14309 states, 10424 states have (on average 1.3384497313891022) internal successors, (13952), 10572 states have internal predecessors, (13952), 2984 states have call successors, (2984), 895 states have call predecessors, (2984), 900 states have return successors, (3019), 2936 states have call predecessors, (3019), 2983 states have call successors, (3019) [2022-11-16 13:00:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14309 states to 14309 states and 19955 transitions. [2022-11-16 13:00:43,278 INFO L78 Accepts]: Start accepts. Automaton has 14309 states and 19955 transitions. Word has length 482 [2022-11-16 13:00:43,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:00:43,279 INFO L495 AbstractCegarLoop]: Abstraction has 14309 states and 19955 transitions. [2022-11-16 13:00:43,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-16 13:00:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 14309 states and 19955 transitions. [2022-11-16 13:00:43,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2022-11-16 13:00:43,295 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:00:43,296 INFO L195 NwaCegarLoop]: trace histogram [36, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:00:43,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2022-11-16 13:00:43,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:43,499 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:00:43,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:00:43,500 INFO L85 PathProgramCache]: Analyzing trace with hash 2045963771, now seen corresponding path program 1 times [2022-11-16 13:00:43,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:00:43,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [953085213] [2022-11-16 13:00:43,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:00:43,501 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:43,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:00:43,502 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:00:43,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2022-11-16 13:00:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:00:50,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 3390 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-16 13:00:50,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:00:51,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2231 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2191 trivial. 0 not checked. [2022-11-16 13:00:51,039 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:00:51,039 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:00:51,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [953085213] [2022-11-16 13:00:51,040 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [953085213] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:00:51,040 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:00:51,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 13:00:51,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453590250] [2022-11-16 13:00:51,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:00:51,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 13:00:51,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:00:51,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 13:00:51,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 13:00:51,043 INFO L87 Difference]: Start difference. First operand 14309 states and 19955 transitions. Second operand has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-16 13:00:53,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:00:53,335 INFO L93 Difference]: Finished difference Result 28649 states and 40013 transitions. [2022-11-16 13:00:53,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 13:00:53,337 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) Word has length 510 [2022-11-16 13:00:53,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:00:53,386 INFO L225 Difference]: With dead ends: 28649 [2022-11-16 13:00:53,387 INFO L226 Difference]: Without dead ends: 14393 [2022-11-16 13:00:53,421 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 510 GetRequests, 505 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-16 13:00:53,421 INFO L413 NwaCegarLoop]: 1865 mSDtfsCounter, 4 mSDsluCounter, 7442 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 9307 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 13:00:53,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 9307 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 13:00:53,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14393 states. [2022-11-16 13:00:54,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14393 to 14363. [2022-11-16 13:00:54,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14363 states, 10470 states have (on average 1.3369627507163324) internal successors, (13998), 10611 states have internal predecessors, (13998), 2984 states have call successors, (2984), 895 states have call predecessors, (2984), 908 states have return successors, (3027), 2951 states have call predecessors, (3027), 2983 states have call successors, (3027) [2022-11-16 13:00:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14363 states to 14363 states and 20009 transitions. [2022-11-16 13:00:54,288 INFO L78 Accepts]: Start accepts. Automaton has 14363 states and 20009 transitions. Word has length 510 [2022-11-16 13:00:54,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:00:54,289 INFO L495 AbstractCegarLoop]: Abstraction has 14363 states and 20009 transitions. [2022-11-16 13:00:54,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-16 13:00:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 14363 states and 20009 transitions. [2022-11-16 13:00:54,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-11-16 13:00:54,305 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:00:54,305 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:00:54,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2022-11-16 13:00:54,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:54,506 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:00:54,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:00:54,507 INFO L85 PathProgramCache]: Analyzing trace with hash -613739685, now seen corresponding path program 1 times [2022-11-16 13:00:54,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:00:54,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1088371724] [2022-11-16 13:00:54,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:00:54,509 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:00:54,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:00:54,510 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:00:54,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2022-11-16 13:01:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:01:01,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 3420 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 13:01:01,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:01:01,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2326 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-11-16 13:01:01,595 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:01:01,595 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:01:01,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1088371724] [2022-11-16 13:01:01,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1088371724] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:01:01,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:01:01,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 13:01:01,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319546061] [2022-11-16 13:01:01,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:01:01,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 13:01:01,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:01:01,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 13:01:01,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 13:01:01,599 INFO L87 Difference]: Start difference. First operand 14363 states and 20009 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-16 13:01:03,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:01:07,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:01:07,293 INFO L93 Difference]: Finished difference Result 32118 states and 44856 transitions. [2022-11-16 13:01:07,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 13:01:07,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 521 [2022-11-16 13:01:07,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:01:07,347 INFO L225 Difference]: With dead ends: 32118 [2022-11-16 13:01:07,347 INFO L226 Difference]: Without dead ends: 17808 [2022-11-16 13:01:07,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 520 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 13:01:07,381 INFO L413 NwaCegarLoop]: 3370 mSDtfsCounter, 1585 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 78 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1585 SdHoareTripleChecker+Valid, 5045 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-11-16 13:01:07,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1585 Valid, 5045 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 192 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2022-11-16 13:01:07,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17808 states. [2022-11-16 13:01:08,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17808 to 17790. [2022-11-16 13:01:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17790 states, 13022 states have (on average 1.3335893103977883) internal successors, (17366), 13194 states have internal predecessors, (17366), 3631 states have call successors, (3631), 1121 states have call predecessors, (3631), 1136 states have return successors, (3682), 3590 states have call predecessors, (3682), 3630 states have call successors, (3682) [2022-11-16 13:01:08,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17790 states to 17790 states and 24679 transitions. [2022-11-16 13:01:08,388 INFO L78 Accepts]: Start accepts. Automaton has 17790 states and 24679 transitions. Word has length 521 [2022-11-16 13:01:08,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:01:08,389 INFO L495 AbstractCegarLoop]: Abstraction has 17790 states and 24679 transitions. [2022-11-16 13:01:08,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-16 13:01:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 17790 states and 24679 transitions. [2022-11-16 13:01:08,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2022-11-16 13:01:08,404 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:01:08,404 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:01:08,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2022-11-16 13:01:08,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:01:08,605 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:01:08,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:01:08,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1437743215, now seen corresponding path program 1 times [2022-11-16 13:01:08,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:01:08,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406149618] [2022-11-16 13:01:08,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:01:08,608 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:01:08,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:01:08,609 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:01:08,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2022-11-16 13:01:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:01:15,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 3422 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 13:01:15,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:01:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-11-16 13:01:15,814 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:01:15,814 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:01:15,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1406149618] [2022-11-16 13:01:15,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1406149618] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:01:15,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:01:15,815 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 13:01:15,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794033999] [2022-11-16 13:01:15,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:01:15,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 13:01:15,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:01:15,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 13:01:15,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 13:01:15,817 INFO L87 Difference]: Start difference. First operand 17790 states and 24679 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-16 13:01:17,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:01:21,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:01:21,832 INFO L93 Difference]: Finished difference Result 39757 states and 55300 transitions. [2022-11-16 13:01:21,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 13:01:21,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 522 [2022-11-16 13:01:21,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:01:21,901 INFO L225 Difference]: With dead ends: 39757 [2022-11-16 13:01:21,901 INFO L226 Difference]: Without dead ends: 22020 [2022-11-16 13:01:21,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 521 GetRequests, 520 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 13:01:21,943 INFO L413 NwaCegarLoop]: 3319 mSDtfsCounter, 1591 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 84 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 4980 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-16 13:01:21,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 4980 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 206 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-11-16 13:01:21,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22020 states. [2022-11-16 13:01:23,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22020 to 21995. [2022-11-16 13:01:23,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21995 states, 16169 states have (on average 1.329704991032222) internal successors, (21500), 16379 states have internal predecessors, (21500), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1419 states have return successors, (4466), 4354 states have call predecessors, (4466), 4405 states have call successors, (4466) [2022-11-16 13:01:23,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21995 states to 21995 states and 30372 transitions. [2022-11-16 13:01:23,181 INFO L78 Accepts]: Start accepts. Automaton has 21995 states and 30372 transitions. Word has length 522 [2022-11-16 13:01:23,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:01:23,182 INFO L495 AbstractCegarLoop]: Abstraction has 21995 states and 30372 transitions. [2022-11-16 13:01:23,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-16 13:01:23,182 INFO L276 IsEmpty]: Start isEmpty. Operand 21995 states and 30372 transitions. [2022-11-16 13:01:23,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2022-11-16 13:01:23,206 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:01:23,207 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:01:23,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Ended with exit code 0 [2022-11-16 13:01:23,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:01:23,408 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:01:23,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:01:23,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1321767960, now seen corresponding path program 1 times [2022-11-16 13:01:23,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:01:23,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1964904075] [2022-11-16 13:01:23,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:01:23,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:01:23,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:01:23,411 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:01:23,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2022-11-16 13:01:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:01:30,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 3589 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-16 13:01:30,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:01:30,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2373 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2022-11-16 13:01:30,673 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:01:30,673 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:01:30,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1964904075] [2022-11-16 13:01:30,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1964904075] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:01:30,674 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:01:30,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 13:01:30,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387402711] [2022-11-16 13:01:30,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:01:30,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 13:01:30,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:01:30,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 13:01:30,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 13:01:30,676 INFO L87 Difference]: Start difference. First operand 21995 states and 30372 transitions. Second operand has 4 states, 4 states have (on average 49.5) internal successors, (198), 4 states have internal predecessors, (198), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-11-16 13:01:33,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:01:33,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:01:33,984 INFO L93 Difference]: Finished difference Result 43955 states and 60716 transitions. [2022-11-16 13:01:33,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 13:01:33,985 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 49.5) internal successors, (198), 4 states have internal predecessors, (198), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 575 [2022-11-16 13:01:33,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:01:34,066 INFO L225 Difference]: With dead ends: 43955 [2022-11-16 13:01:34,066 INFO L226 Difference]: Without dead ends: 22013 [2022-11-16 13:01:34,119 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 572 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 13:01:34,120 INFO L413 NwaCegarLoop]: 1865 mSDtfsCounter, 1 mSDsluCounter, 3725 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5590 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-16 13:01:34,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5590 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2022-11-16 13:01:34,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22013 states. [2022-11-16 13:01:35,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22013 to 22013. [2022-11-16 13:01:35,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22013 states, 16187 states have (on average 1.329338357941558) internal successors, (21518), 16397 states have internal predecessors, (21518), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1419 states have return successors, (4466), 4354 states have call predecessors, (4466), 4405 states have call successors, (4466) [2022-11-16 13:01:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22013 states to 22013 states and 30390 transitions. [2022-11-16 13:01:35,644 INFO L78 Accepts]: Start accepts. Automaton has 22013 states and 30390 transitions. Word has length 575 [2022-11-16 13:01:35,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:01:35,645 INFO L495 AbstractCegarLoop]: Abstraction has 22013 states and 30390 transitions. [2022-11-16 13:01:35,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 49.5) internal successors, (198), 4 states have internal predecessors, (198), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-11-16 13:01:35,646 INFO L276 IsEmpty]: Start isEmpty. Operand 22013 states and 30390 transitions. [2022-11-16 13:01:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2022-11-16 13:01:35,685 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:01:35,685 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:01:35,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Forceful destruction successful, exit code 0 [2022-11-16 13:01:35,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:01:35,886 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:01:35,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:01:35,887 INFO L85 PathProgramCache]: Analyzing trace with hash 606044262, now seen corresponding path program 1 times [2022-11-16 13:01:35,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:01:35,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1002652335] [2022-11-16 13:01:35,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:01:35,892 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:01:35,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:01:35,893 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:01:35,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2022-11-16 13:01:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:01:43,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 3612 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 13:01:43,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:01:43,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2373 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2022-11-16 13:01:43,988 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:01:43,988 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:01:43,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1002652335] [2022-11-16 13:01:43,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1002652335] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:01:43,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:01:43,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 13:01:43,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003424162] [2022-11-16 13:01:43,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:01:43,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 13:01:43,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:01:43,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 13:01:43,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 13:01:43,992 INFO L87 Difference]: Start difference. First operand 22013 states and 30390 transitions. Second operand has 5 states, 5 states have (on average 40.2) internal successors, (201), 5 states have internal predecessors, (201), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-16 13:01:46,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:01:47,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:01:47,632 INFO L93 Difference]: Finished difference Result 44000 states and 60761 transitions. [2022-11-16 13:01:47,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 13:01:47,633 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 40.2) internal successors, (201), 5 states have internal predecessors, (201), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 578 [2022-11-16 13:01:47,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:01:47,698 INFO L225 Difference]: With dead ends: 44000 [2022-11-16 13:01:47,698 INFO L226 Difference]: Without dead ends: 22040 [2022-11-16 13:01:47,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 574 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-16 13:01:47,744 INFO L413 NwaCegarLoop]: 1864 mSDtfsCounter, 8 mSDsluCounter, 5569 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 7433 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-16 13:01:47,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 7433 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2022-11-16 13:01:47,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22040 states. [2022-11-16 13:01:48,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22040 to 22022. [2022-11-16 13:01:48,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22022 states, 16196 states have (on average 1.329155346999259) internal successors, (21527), 16406 states have internal predecessors, (21527), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1419 states have return successors, (4466), 4354 states have call predecessors, (4466), 4405 states have call successors, (4466) [2022-11-16 13:01:48,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22022 states to 22022 states and 30399 transitions. [2022-11-16 13:01:48,955 INFO L78 Accepts]: Start accepts. Automaton has 22022 states and 30399 transitions. Word has length 578 [2022-11-16 13:01:48,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:01:48,956 INFO L495 AbstractCegarLoop]: Abstraction has 22022 states and 30399 transitions. [2022-11-16 13:01:48,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 40.2) internal successors, (201), 5 states have internal predecessors, (201), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-16 13:01:48,956 INFO L276 IsEmpty]: Start isEmpty. Operand 22022 states and 30399 transitions. [2022-11-16 13:01:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2022-11-16 13:01:48,990 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:01:48,991 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:01:49,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Forceful destruction successful, exit code 0 [2022-11-16 13:01:49,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:01:49,205 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:01:49,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:01:49,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1275382779, now seen corresponding path program 1 times [2022-11-16 13:01:49,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:01:49,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1032402996] [2022-11-16 13:01:49,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:01:49,208 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:01:49,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:01:49,209 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:01:49,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2022-11-16 13:01:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:01:56,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 3632 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 13:01:56,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:01:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2383 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 2324 trivial. 0 not checked. [2022-11-16 13:01:57,179 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:01:57,180 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:01:57,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1032402996] [2022-11-16 13:01:57,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1032402996] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:01:57,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:01:57,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 13:01:57,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910543123] [2022-11-16 13:01:57,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:01:57,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 13:01:57,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:01:57,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 13:01:57,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 13:01:57,184 INFO L87 Difference]: Start difference. First operand 22022 states and 30399 transitions. Second operand has 5 states, 5 states have (on average 41.0) internal successors, (205), 4 states have internal predecessors, (205), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-16 13:01:59,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:02:01,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:02:01,787 INFO L93 Difference]: Finished difference Result 57294 states and 78834 transitions. [2022-11-16 13:02:01,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 13:02:01,789 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.0) internal successors, (205), 4 states have internal predecessors, (205), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) Word has length 587 [2022-11-16 13:02:01,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:02:01,908 INFO L225 Difference]: With dead ends: 57294 [2022-11-16 13:02:01,908 INFO L226 Difference]: Without dead ends: 35325 [2022-11-16 13:02:01,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 588 GetRequests, 583 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-16 13:02:01,962 INFO L413 NwaCegarLoop]: 3620 mSDtfsCounter, 1757 mSDsluCounter, 9094 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1759 SdHoareTripleChecker+Valid, 12714 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-16 13:02:01,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1759 Valid, 12714 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-11-16 13:02:01,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35325 states. [2022-11-16 13:02:04,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35325 to 22042. [2022-11-16 13:02:04,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22042 states, 16211 states have (on average 1.3288507803343408) internal successors, (21542), 16421 states have internal predecessors, (21542), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1424 states have return successors, (4472), 4359 states have call predecessors, (4472), 4405 states have call successors, (4472) [2022-11-16 13:02:04,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22042 states to 22042 states and 30420 transitions. [2022-11-16 13:02:04,092 INFO L78 Accepts]: Start accepts. Automaton has 22042 states and 30420 transitions. Word has length 587 [2022-11-16 13:02:04,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:02:04,093 INFO L495 AbstractCegarLoop]: Abstraction has 22042 states and 30420 transitions. [2022-11-16 13:02:04,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.0) internal successors, (205), 4 states have internal predecessors, (205), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-16 13:02:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 22042 states and 30420 transitions. [2022-11-16 13:02:04,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2022-11-16 13:02:04,130 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:02:04,130 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:02:04,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2022-11-16 13:02:04,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:02:04,347 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:02:04,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:02:04,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1475235530, now seen corresponding path program 1 times [2022-11-16 13:02:04,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:02:04,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1985976337] [2022-11-16 13:02:04,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:02:04,350 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:02:04,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:02:04,351 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:02:04,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2022-11-16 13:02:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:02:12,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 3636 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 13:02:12,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:02:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2388 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 2326 trivial. 0 not checked. [2022-11-16 13:02:12,370 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:02:12,370 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:02:12,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1985976337] [2022-11-16 13:02:12,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1985976337] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:02:12,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:02:12,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 13:02:12,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876125625] [2022-11-16 13:02:12,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:02:12,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 13:02:12,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:02:12,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 13:02:12,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 13:02:12,373 INFO L87 Difference]: Start difference. First operand 22042 states and 30420 transitions. Second operand has 5 states, 5 states have (on average 41.2) internal successors, (206), 4 states have internal predecessors, (206), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-16 13:02:14,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:02:17,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:02:17,853 INFO L93 Difference]: Finished difference Result 57338 states and 78863 transitions. [2022-11-16 13:02:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 13:02:17,854 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 4 states have internal predecessors, (206), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) Word has length 589 [2022-11-16 13:02:17,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:02:17,945 INFO L225 Difference]: With dead ends: 57338 [2022-11-16 13:02:17,946 INFO L226 Difference]: Without dead ends: 35349 [2022-11-16 13:02:17,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 590 GetRequests, 585 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-16 13:02:17,985 INFO L413 NwaCegarLoop]: 3616 mSDtfsCounter, 1753 mSDsluCounter, 9086 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1755 SdHoareTripleChecker+Valid, 12702 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-16 13:02:17,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1755 Valid, 12702 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2022-11-16 13:02:18,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35349 states. [2022-11-16 13:02:20,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35349 to 22060. [2022-11-16 13:02:20,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22060 states, 16225 states have (on average 1.328567026194145) internal successors, (21556), 16434 states have internal predecessors, (21556), 4406 states have call successors, (4406), 1402 states have call predecessors, (4406), 1428 states have return successors, (4476), 4364 states have call predecessors, (4476), 4405 states have call successors, (4476) [2022-11-16 13:02:20,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22060 states to 22060 states and 30438 transitions. [2022-11-16 13:02:20,539 INFO L78 Accepts]: Start accepts. Automaton has 22060 states and 30438 transitions. Word has length 589 [2022-11-16 13:02:20,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:02:20,540 INFO L495 AbstractCegarLoop]: Abstraction has 22060 states and 30438 transitions. [2022-11-16 13:02:20,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 4 states have internal predecessors, (206), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-16 13:02:20,540 INFO L276 IsEmpty]: Start isEmpty. Operand 22060 states and 30438 transitions. [2022-11-16 13:02:20,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2022-11-16 13:02:20,578 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:02:20,579 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:02:20,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Forceful destruction successful, exit code 0 [2022-11-16 13:02:20,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:02:20,788 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:02:20,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:02:20,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1923393706, now seen corresponding path program 1 times [2022-11-16 13:02:20,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:02:20,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987275564] [2022-11-16 13:02:20,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:02:20,792 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:02:20,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:02:20,793 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:02:20,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2022-11-16 13:02:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:02:29,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 3834 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-16 13:02:29,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:02:29,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2396 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 2329 trivial. 0 not checked. [2022-11-16 13:02:29,653 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:02:29,653 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:02:29,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987275564] [2022-11-16 13:02:29,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [987275564] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:02:29,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:02:29,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 13:02:29,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112960176] [2022-11-16 13:02:29,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:02:29,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 13:02:29,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:02:29,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 13:02:29,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 13:02:29,656 INFO L87 Difference]: Start difference. First operand 22060 states and 30438 transitions. Second operand has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 4 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2022-11-16 13:02:32,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:02:32,625 INFO L93 Difference]: Finished difference Result 44763 states and 61923 transitions. [2022-11-16 13:02:32,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 13:02:32,626 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 4 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) Word has length 618 [2022-11-16 13:02:32,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:02:32,725 INFO L225 Difference]: With dead ends: 44763 [2022-11-16 13:02:32,725 INFO L226 Difference]: Without dead ends: 22756 [2022-11-16 13:02:32,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 618 GetRequests, 615 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 13:02:32,785 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 26 mSDsluCounter, 3704 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 5573 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-16 13:02:32,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 5573 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-16 13:02:32,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22756 states. [2022-11-16 13:02:35,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22756 to 22492. [2022-11-16 13:02:35,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22492 states, 16513 states have (on average 1.3296190879912797) internal successors, (21956), 16754 states have internal predecessors, (21956), 4534 states have call successors, (4534), 1402 states have call predecessors, (4534), 1444 states have return successors, (4620), 4492 states have call predecessors, (4620), 4533 states have call successors, (4620) [2022-11-16 13:02:35,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22492 states to 22492 states and 31110 transitions. [2022-11-16 13:02:35,146 INFO L78 Accepts]: Start accepts. Automaton has 22492 states and 31110 transitions. Word has length 618 [2022-11-16 13:02:35,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:02:35,147 INFO L495 AbstractCegarLoop]: Abstraction has 22492 states and 31110 transitions. [2022-11-16 13:02:35,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 4 states have call successors, (61), 2 states have call predecessors, (61), 3 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2022-11-16 13:02:35,147 INFO L276 IsEmpty]: Start isEmpty. Operand 22492 states and 31110 transitions. [2022-11-16 13:02:35,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 667 [2022-11-16 13:02:35,185 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:02:35,186 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:02:35,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Forceful destruction successful, exit code 0 [2022-11-16 13:02:35,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:02:35,399 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:02:35,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:02:35,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1467005518, now seen corresponding path program 1 times [2022-11-16 13:02:35,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:02:35,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [123250442] [2022-11-16 13:02:35,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:02:35,402 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:02:35,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:02:35,403 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:02:35,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2022-11-16 13:02:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:02:43,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 4019 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 13:02:43,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:02:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 2329 trivial. 0 not checked. [2022-11-16 13:02:43,783 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:02:43,783 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:02:43,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [123250442] [2022-11-16 13:02:43,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [123250442] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:02:43,784 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:02:43,784 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 13:02:43,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956123272] [2022-11-16 13:02:43,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:02:43,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 13:02:43,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:02:43,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 13:02:43,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 13:02:43,786 INFO L87 Difference]: Start difference. First operand 22492 states and 31110 transitions. Second operand has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-11-16 13:02:46,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:02:46,331 INFO L93 Difference]: Finished difference Result 44979 states and 62824 transitions. [2022-11-16 13:02:46,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 13:02:46,332 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 666 [2022-11-16 13:02:46,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:02:46,431 INFO L225 Difference]: With dead ends: 44979 [2022-11-16 13:02:46,431 INFO L226 Difference]: Without dead ends: 22540 [2022-11-16 13:02:46,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 665 GetRequests, 664 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 13:02:46,513 INFO L413 NwaCegarLoop]: 1862 mSDtfsCounter, 0 mSDsluCounter, 1855 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3717 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 13:02:46,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3717 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 13:02:46,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22540 states. [2022-11-16 13:02:49,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22540 to 22492. [2022-11-16 13:02:49,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22492 states, 16513 states have (on average 1.3208986858838492) internal successors, (21812), 16754 states have internal predecessors, (21812), 4534 states have call successors, (4534), 1402 states have call predecessors, (4534), 1444 states have return successors, (4620), 4492 states have call predecessors, (4620), 4533 states have call successors, (4620) [2022-11-16 13:02:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22492 states to 22492 states and 30966 transitions. [2022-11-16 13:02:49,445 INFO L78 Accepts]: Start accepts. Automaton has 22492 states and 30966 transitions. Word has length 666 [2022-11-16 13:02:49,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:02:49,446 INFO L495 AbstractCegarLoop]: Abstraction has 22492 states and 30966 transitions. [2022-11-16 13:02:49,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.33333333333333) internal successors, (250), 3 states have internal predecessors, (250), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2022-11-16 13:02:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 22492 states and 30966 transitions. [2022-11-16 13:02:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2022-11-16 13:02:49,473 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:02:49,474 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:02:49,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Forceful destruction successful, exit code 0 [2022-11-16 13:02:49,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:02:49,675 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:02:49,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:02:49,675 INFO L85 PathProgramCache]: Analyzing trace with hash 127175588, now seen corresponding path program 1 times [2022-11-16 13:02:49,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:02:49,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [644613334] [2022-11-16 13:02:49,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:02:49,679 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:02:49,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:02:49,680 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:02:49,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2022-11-16 13:02:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:02:58,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 3941 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 13:02:58,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:02:58,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 2337 trivial. 0 not checked. [2022-11-16 13:02:58,199 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:02:58,199 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:02:58,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [644613334] [2022-11-16 13:02:58,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [644613334] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:02:58,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:02:58,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 13:02:58,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687970696] [2022-11-16 13:02:58,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:02:58,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 13:02:58,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:02:58,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 13:02:58,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 13:02:58,202 INFO L87 Difference]: Start difference. First operand 22492 states and 30966 transitions. Second operand has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-11-16 13:03:00,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:03:00,145 INFO L93 Difference]: Finished difference Result 45971 states and 63636 transitions. [2022-11-16 13:03:00,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 13:03:00,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 644 [2022-11-16 13:03:00,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:03:00,241 INFO L225 Difference]: With dead ends: 45971 [2022-11-16 13:03:00,241 INFO L226 Difference]: Without dead ends: 23532 [2022-11-16 13:03:00,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 643 GetRequests, 642 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 13:03:00,305 INFO L413 NwaCegarLoop]: 1870 mSDtfsCounter, 24 mSDsluCounter, 1849 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 3719 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 13:03:00,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 3719 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 13:03:00,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23532 states. [2022-11-16 13:03:02,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23532 to 22612. [2022-11-16 13:03:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22612 states, 16593 states have (on average 1.3203157958175133) internal successors, (21908), 16818 states have internal predecessors, (21908), 4574 states have call successors, (4574), 1402 states have call predecessors, (4574), 1444 states have return successors, (4660), 4532 states have call predecessors, (4660), 4573 states have call successors, (4660) [2022-11-16 13:03:02,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22612 states to 22612 states and 31142 transitions. [2022-11-16 13:03:02,571 INFO L78 Accepts]: Start accepts. Automaton has 22612 states and 31142 transitions. Word has length 644 [2022-11-16 13:03:02,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:03:02,572 INFO L495 AbstractCegarLoop]: Abstraction has 22612 states and 31142 transitions. [2022-11-16 13:03:02,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 3 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2022-11-16 13:03:02,573 INFO L276 IsEmpty]: Start isEmpty. Operand 22612 states and 31142 transitions. [2022-11-16 13:03:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2022-11-16 13:03:02,600 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:03:02,600 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:03:02,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Forceful destruction successful, exit code 0 [2022-11-16 13:03:02,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:03:02,801 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:03:02,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:03:02,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1014398434, now seen corresponding path program 1 times [2022-11-16 13:03:02,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:03:02,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1554395373] [2022-11-16 13:03:02,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:03:02,806 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:03:02,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:03:02,807 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:03:02,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2022-11-16 13:03:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:03:10,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 3941 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-16 13:03:10,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:03:30,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 668 proven. 42 refuted. 0 times theorem prover too weak. 1706 trivial. 0 not checked. [2022-11-16 13:03:30,579 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 13:03:39,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 93 proven. 30 refuted. 0 times theorem prover too weak. 2293 trivial. 0 not checked. [2022-11-16 13:03:39,714 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:03:39,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1554395373] [2022-11-16 13:03:39,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1554395373] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 13:03:39,715 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 13:03:39,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2022-11-16 13:03:39,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166523142] [2022-11-16 13:03:39,716 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 13:03:39,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-16 13:03:39,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:03:39,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-16 13:03:39,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2022-11-16 13:03:39,718 INFO L87 Difference]: Start difference. First operand 22612 states and 31142 transitions. Second operand has 19 states, 18 states have (on average 22.27777777777778) internal successors, (401), 15 states have internal predecessors, (401), 8 states have call successors, (109), 3 states have call predecessors, (109), 8 states have return successors, (108), 11 states have call predecessors, (108), 8 states have call successors, (108) [2022-11-16 13:03:41,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:03:44,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:03:46,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:03:48,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:04:23,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:04:23,985 INFO L93 Difference]: Finished difference Result 45282 states and 62355 transitions. [2022-11-16 13:04:23,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-16 13:04:23,987 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 22.27777777777778) internal successors, (401), 15 states have internal predecessors, (401), 8 states have call successors, (109), 3 states have call predecessors, (109), 8 states have return successors, (108), 11 states have call predecessors, (108), 8 states have call successors, (108) Word has length 644 [2022-11-16 13:04:23,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:04:24,091 INFO L225 Difference]: With dead ends: 45282 [2022-11-16 13:04:24,092 INFO L226 Difference]: Without dead ends: 22711 [2022-11-16 13:04:24,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1299 GetRequests, 1269 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=152, Invalid=840, Unknown=0, NotChecked=0, Total=992 [2022-11-16 13:04:24,158 INFO L413 NwaCegarLoop]: 1947 mSDtfsCounter, 1894 mSDsluCounter, 20136 mSDsCounter, 0 mSdLazyCounter, 1765 mSolverCounterSat, 100 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1926 SdHoareTripleChecker+Valid, 22083 SdHoareTripleChecker+Invalid, 1869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1765 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.3s IncrementalHoareTripleChecker+Time [2022-11-16 13:04:24,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1926 Valid, 22083 Invalid, 1869 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [100 Valid, 1765 Invalid, 4 Unknown, 0 Unchecked, 37.3s Time] [2022-11-16 13:04:24,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22711 states. [2022-11-16 13:04:26,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22711 to 22698. [2022-11-16 13:04:26,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22698 states, 16656 states have (on average 1.3199447646493756) internal successors, (21985), 16878 states have internal predecessors, (21985), 4588 states have call successors, (4588), 1410 states have call predecessors, (4588), 1453 states have return successors, (4675), 4545 states have call predecessors, (4675), 4587 states have call successors, (4675) [2022-11-16 13:04:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22698 states to 22698 states and 31248 transitions. [2022-11-16 13:04:26,847 INFO L78 Accepts]: Start accepts. Automaton has 22698 states and 31248 transitions. Word has length 644 [2022-11-16 13:04:26,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:04:26,848 INFO L495 AbstractCegarLoop]: Abstraction has 22698 states and 31248 transitions. [2022-11-16 13:04:26,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 22.27777777777778) internal successors, (401), 15 states have internal predecessors, (401), 8 states have call successors, (109), 3 states have call predecessors, (109), 8 states have return successors, (108), 11 states have call predecessors, (108), 8 states have call successors, (108) [2022-11-16 13:04:26,848 INFO L276 IsEmpty]: Start isEmpty. Operand 22698 states and 31248 transitions. [2022-11-16 13:04:26,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-11-16 13:04:26,873 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:04:26,873 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:04:26,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Forceful destruction successful, exit code 0 [2022-11-16 13:04:27,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:04:27,074 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:04:27,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:04:27,074 INFO L85 PathProgramCache]: Analyzing trace with hash -811512579, now seen corresponding path program 1 times [2022-11-16 13:04:27,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:04:27,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1848588550] [2022-11-16 13:04:27,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:04:27,077 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:04:27,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:04:27,078 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:04:27,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Waiting until timeout for monitored process [2022-11-16 13:04:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:04:35,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 3945 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-16 13:04:35,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:04:51,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2421 backedges. 351 proven. 6 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2022-11-16 13:04:51,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 13:05:00,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2421 backedges. 120 proven. 6 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-11-16 13:05:00,593 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:05:00,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1848588550] [2022-11-16 13:05:00,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1848588550] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 13:05:00,594 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 13:05:00,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2022-11-16 13:05:00,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984684203] [2022-11-16 13:05:00,594 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 13:05:00,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-16 13:05:00,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:05:00,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-16 13:05:00,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2022-11-16 13:05:00,596 INFO L87 Difference]: Start difference. First operand 22698 states and 31248 transitions. Second operand has 19 states, 18 states have (on average 21.833333333333332) internal successors, (393), 15 states have internal predecessors, (393), 8 states have call successors, (103), 3 states have call predecessors, (103), 8 states have return successors, (102), 11 states have call predecessors, (102), 8 states have call successors, (102) [2022-11-16 13:05:02,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:05:04,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 13:05:29,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:05:29,872 INFO L93 Difference]: Finished difference Result 45296 states and 62363 transitions. [2022-11-16 13:05:29,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-16 13:05:29,873 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 21.833333333333332) internal successors, (393), 15 states have internal predecessors, (393), 8 states have call successors, (103), 3 states have call predecessors, (103), 8 states have return successors, (102), 11 states have call predecessors, (102), 8 states have call successors, (102) Word has length 646 [2022-11-16 13:05:29,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:05:29,939 INFO L225 Difference]: With dead ends: 45296 [2022-11-16 13:05:29,939 INFO L226 Difference]: Without dead ends: 22719 [2022-11-16 13:05:29,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1303 GetRequests, 1273 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=152, Invalid=840, Unknown=0, NotChecked=0, Total=992 [2022-11-16 13:05:29,984 INFO L413 NwaCegarLoop]: 1960 mSDtfsCounter, 2931 mSDsluCounter, 15073 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 658 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2971 SdHoareTripleChecker+Valid, 17033 SdHoareTripleChecker+Invalid, 1661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 658 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2022-11-16 13:05:29,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2971 Valid, 17033 Invalid, 1661 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [658 Valid, 1001 Invalid, 2 Unknown, 0 Unchecked, 22.1s Time] [2022-11-16 13:05:30,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22719 states. [2022-11-16 13:05:32,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22719 to 22718. [2022-11-16 13:05:32,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22718 states, 16668 states have (on average 1.3194144468442524) internal successors, (21992), 16885 states have internal predecessors, (21992), 4594 states have call successors, (4594), 1413 states have call predecessors, (4594), 1455 states have return successors, (4680), 4551 states have call predecessors, (4680), 4593 states have call successors, (4680) [2022-11-16 13:05:32,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22718 states to 22718 states and 31266 transitions. [2022-11-16 13:05:32,756 INFO L78 Accepts]: Start accepts. Automaton has 22718 states and 31266 transitions. Word has length 646 [2022-11-16 13:05:32,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:05:32,757 INFO L495 AbstractCegarLoop]: Abstraction has 22718 states and 31266 transitions. [2022-11-16 13:05:32,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 21.833333333333332) internal successors, (393), 15 states have internal predecessors, (393), 8 states have call successors, (103), 3 states have call predecessors, (103), 8 states have return successors, (102), 11 states have call predecessors, (102), 8 states have call successors, (102) [2022-11-16 13:05:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 22718 states and 31266 transitions. [2022-11-16 13:05:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2022-11-16 13:05:32,789 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 13:05:32,789 INFO L195 NwaCegarLoop]: trace histogram [36, 14, 14, 14, 14, 14, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 9, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 13:05:32,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Forceful destruction successful, exit code 0 [2022-11-16 13:05:32,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:05:32,990 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 13:05:32,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 13:05:32,990 INFO L85 PathProgramCache]: Analyzing trace with hash 708442598, now seen corresponding path program 1 times [2022-11-16 13:05:32,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 13:05:32,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [919214386] [2022-11-16 13:05:32,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 13:05:32,994 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:05:32,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 13:05:32,996 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 13:05:33,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (41)] Waiting until timeout for monitored process [2022-11-16 13:05:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 13:05:43,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 4382 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-16 13:05:43,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 13:05:43,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2503 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2497 trivial. 0 not checked. [2022-11-16 13:05:43,582 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 13:05:43,583 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 13:05:43,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [919214386] [2022-11-16 13:05:43,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [919214386] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 13:05:43,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 13:05:43,584 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 13:05:43,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23720223] [2022-11-16 13:05:43,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 13:05:43,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 13:05:43,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 13:05:43,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 13:05:43,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 13:05:43,587 INFO L87 Difference]: Start difference. First operand 22718 states and 31266 transitions. Second operand has 5 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (69), 3 states have call predecessors, (69), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2022-11-16 13:05:46,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 13:05:46,581 INFO L93 Difference]: Finished difference Result 22853 states and 31456 transitions. [2022-11-16 13:05:46,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 13:05:46,582 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (69), 3 states have call predecessors, (69), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) Word has length 723 [2022-11-16 13:05:46,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 13:05:46,584 INFO L225 Difference]: With dead ends: 22853 [2022-11-16 13:05:46,584 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 13:05:46,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 723 GetRequests, 719 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 13:05:46,621 INFO L413 NwaCegarLoop]: 1882 mSDtfsCounter, 21 mSDsluCounter, 5609 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 7491 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 13:05:46,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 7491 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 13:05:46,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 13:05:46,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 13:05:46,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 13:05:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 13:05:46,625 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 723 [2022-11-16 13:05:46,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 13:05:46,625 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 13:05:46,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 3 states have call successors, (69), 3 states have call predecessors, (69), 1 states have return successors, (66), 1 states have call predecessors, (66), 1 states have call successors, (66) [2022-11-16 13:05:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 13:05:46,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 13:05:46,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 13:05:46,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (41)] Forceful destruction successful, exit code 0 [2022-11-16 13:05:46,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d9027f1-f892-4f74-8f14-198a07e873a7/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 13:05:46,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.