./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 8393723b 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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro --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-8393723 [2022-11-18 19:32:20,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:32:20,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:32:20,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:32:20,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:32:20,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:32:20,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:32:20,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:32:20,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:32:20,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:32:20,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:32:20,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:32:20,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:32:20,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:32:20,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:32:20,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:32:20,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:32:20,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:32:20,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:32:20,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:32:20,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:32:20,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:32:20,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:32:20,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:32:20,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:32:20,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:32:20,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:32:20,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:32:20,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:32:20,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:32:20,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:32:20,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:32:20,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:32:20,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:32:20,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:32:20,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:32:20,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:32:20,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:32:20,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:32:20,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:32:20,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:32:20,433 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 19:32:20,473 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:32:20,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:32:20,473 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:32:20,474 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:32:20,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:32:20,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:32:20,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:32:20,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:32:20,476 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:32:20,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:32:20,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:32:20,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:32:20,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:32:20,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:32:20,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:32:20,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:32:20,478 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:32:20,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:32:20,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:32:20,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:32:20,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:32:20,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:32:20,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:32:20,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:32:20,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:32:20,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:32:20,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:32:20,482 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:32:20,482 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:32:20,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:32:20,483 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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 [2022-11-18 19:32:20,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:32:20,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:32:20,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:32:20,766 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:32:20,767 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:32:20,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/../../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 [2022-11-18 19:32:20,838 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data/383eea790/9b97f4e049464d2c97ef24d11c1a404f/FLAGd257a02a5 [2022-11-18 19:32:21,732 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:32:21,733 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/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 [2022-11-18 19:32:21,774 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data/383eea790/9b97f4e049464d2c97ef24d11c1a404f/FLAGd257a02a5 [2022-11-18 19:32:21,850 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data/383eea790/9b97f4e049464d2c97ef24d11c1a404f [2022-11-18 19:32:21,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:32:21,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:32:21,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:32:21,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:32:21,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:32:21,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:32:21" (1/1) ... [2022-11-18 19:32:21,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e3c32e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:21, skipping insertion in model container [2022-11-18 19:32:21,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:32:21" (1/1) ... [2022-11-18 19:32:21,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:32:21,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:32:23,261 WARN L234 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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/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] [2022-11-18 19:32:23,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:32:23,334 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:32:23,800 WARN L234 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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/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] [2022-11-18 19:32:23,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:32:23,924 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:32:23,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23 WrapperNode [2022-11-18 19:32:23,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:32:23,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:32:23,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:32:23,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:32:23,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,191 INFO L138 Inliner]: procedures = 180, calls = 1491, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 3825 [2022-11-18 19:32:24,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:32:24,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:32:24,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:32:24,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:32:24,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,422 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:32:24,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:32:24,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:32:24,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:32:24,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (1/1) ... [2022-11-18 19:32:24,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:32:24,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:32:24,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:32:24,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:32:24,563 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 19:32:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 19:32:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure digi_disconnect [2022-11-18 19:32:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_disconnect [2022-11-18 19:32:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 19:32:24,564 INFO L130 BoogieDeclarations]: Found specification of procedure digi_break_ctl [2022-11-18 19:32:24,564 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_break_ctl [2022-11-18 19:32:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 19:32:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 19:32:24,565 INFO L130 BoogieDeclarations]: Found specification of procedure cond_wait_interruptible_timeout_irqrestore [2022-11-18 19:32:24,565 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_wait_interruptible_timeout_irqrestore [2022-11-18 19:32:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 19:32:24,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 19:32:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 19:32:24,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 19:32:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 19:32:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_throttle [2022-11-18 19:32:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_throttle [2022-11-18 19:32:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2022-11-18 19:32:24,567 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2022-11-18 19:32:24,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 19:32:24,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 19:32:24,568 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-18 19:32:24,568 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-18 19:32:24,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-18 19:32:24,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-18 19:32:24,568 INFO L130 BoogieDeclarations]: Found specification of procedure digi_startup [2022-11-18 19:32:24,569 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_startup [2022-11-18 19:32:24,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 19:32:24,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 19:32:24,569 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-11-18 19:32:24,569 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-11-18 19:32:24,569 INFO L130 BoogieDeclarations]: Found specification of procedure digi_open [2022-11-18 19:32:24,570 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_open [2022-11-18 19:32:24,570 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-18 19:32:24,570 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-18 19:32:24,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 19:32:24,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 19:32:24,571 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-18 19:32:24,571 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-18 19:32:24,571 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 19:32:24,571 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 19:32:24,571 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-11-18 19:32:24,572 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-11-18 19:32:24,572 INFO L130 BoogieDeclarations]: Found specification of procedure digi_read_bulk_callback [2022-11-18 19:32:24,573 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_read_bulk_callback [2022-11-18 19:32:24,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 19:32:24,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-18 19:32:24,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-18 19:32:24,573 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_bulk_callback [2022-11-18 19:32:24,573 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_bulk_callback [2022-11-18 19:32:24,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 19:32:24,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 19:32:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write [2022-11-18 19:32:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write [2022-11-18 19:32:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_termios [2022-11-18 19:32:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_termios [2022-11-18 19:32:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure digi_wakeup_write_lock [2022-11-18 19:32:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_wakeup_write_lock [2022-11-18 19:32:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_room [2022-11-18 19:32:24,574 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_room [2022-11-18 19:32:24,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-18 19:32:24,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-18 19:32:24,575 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 19:32:24,575 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 19:32:24,575 INFO L130 BoogieDeclarations]: Found specification of procedure digi_close [2022-11-18 19:32:24,575 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_close [2022-11-18 19:32:24,575 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmset [2022-11-18 19:32:24,575 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmset [2022-11-18 19:32:24,575 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmget [2022-11-18 19:32:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmget [2022-11-18 19:32:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:32:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-18 19:32:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-18 19:32:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 19:32:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 19:32:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_modem_signals [2022-11-18 19:32:24,576 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_modem_signals [2022-11-18 19:32:24,576 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2022-11-18 19:32:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2022-11-18 19:32:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:32:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_probe [2022-11-18 19:32:24,577 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_probe [2022-11-18 19:32:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:32:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:32:24,577 INFO L130 BoogieDeclarations]: Found specification of procedure digi_release [2022-11-18 19:32:24,578 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_release [2022-11-18 19:32:24,578 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 19:32:24,578 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_inb_command [2022-11-18 19:32:24,579 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_inb_command [2022-11-18 19:32:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_oob_command [2022-11-18 19:32:24,579 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_oob_command [2022-11-18 19:32:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:32:24,579 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-18 19:32:24,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-18 19:32:24,580 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_init [2022-11-18 19:32:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_init [2022-11-18 19:32:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-18 19:32:24,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-18 19:32:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-18 19:32:24,582 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-18 19:32:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 19:32:24,582 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 19:32:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:32:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_unthrottle [2022-11-18 19:32:24,583 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_unthrottle [2022-11-18 19:32:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 19:32:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-18 19:32:24,583 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-18 19:32:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure digi_dtr_rts [2022-11-18 19:32:24,584 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_dtr_rts [2022-11-18 19:32:24,584 INFO L130 BoogieDeclarations]: Found specification of procedure digi_chars_in_buffer [2022-11-18 19:32:24,584 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_chars_in_buffer [2022-11-18 19:32:24,584 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 19:32:24,584 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 19:32:24,585 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-18 19:32:24,585 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-18 19:32:24,586 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 19:32:24,586 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 19:32:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-18 19:32:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-18 19:32:24,590 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_remove [2022-11-18 19:32:24,590 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_remove [2022-11-18 19:32:24,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 19:32:24,592 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 19:32:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-18 19:32:24,593 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-18 19:32:24,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:32:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-11-18 19:32:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-11-18 19:32:24,597 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-11-18 19:32:24,597 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-11-18 19:32:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 19:32:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-18 19:32:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-18 19:32:24,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:32:24,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:32:25,304 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:32:25,307 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:32:25,735 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 19:32:37,570 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:32:37,586 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:32:37,586 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-18 19:32:37,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:32:37 BoogieIcfgContainer [2022-11-18 19:32:37,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:32:37,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:32:37,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:32:37,596 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:32:37,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:32:21" (1/3) ... [2022-11-18 19:32:37,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60015caf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:32:37, skipping insertion in model container [2022-11-18 19:32:37,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:23" (2/3) ... [2022-11-18 19:32:37,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60015caf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:32:37, skipping insertion in model container [2022-11-18 19:32:37,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:32:37" (3/3) ... [2022-11-18 19:32:37,599 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-11-18 19:32:37,618 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:32:37,619 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 19:32:37,696 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:32:37,703 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;@2728fb2e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:32:37,703 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 19:32:37,711 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) [2022-11-18 19:32:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-18 19:32:37,730 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:32:37,731 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] [2022-11-18 19:32:37,731 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:32:37,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:32:37,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1823136270, now seen corresponding path program 1 times [2022-11-18 19:32:37,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:32:37,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536099192] [2022-11-18 19:32:37,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:32:37,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:32:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:32:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:32:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:32:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:32:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:32:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:32:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:32:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:32:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:32:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:32:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:32:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:32:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:32:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:32:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-18 19:32:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:32:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 19:32:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:32:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 19:32:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:32:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 19:32:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:38,964 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-18 19:32:38,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:32:38,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536099192] [2022-11-18 19:32:38,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536099192] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:32:38,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:32:38,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:32:38,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18964443] [2022-11-18 19:32:38,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:32:38,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:32:38,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:32:39,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:32:39,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:32:39,027 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) [2022-11-18 19:32:41,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:32:42,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:32:44,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:32:52,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:32:54,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:32:55,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:32:55,003 INFO L93 Difference]: Finished difference Result 2670 states and 4131 transitions. [2022-11-18 19:32:55,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:32:55,005 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 [2022-11-18 19:32:55,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:32:55,035 INFO L225 Difference]: With dead ends: 2670 [2022-11-18 19:32:55,038 INFO L226 Difference]: Without dead ends: 1356 [2022-11-18 19:32:55,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:32:55,056 INFO L413 NwaCegarLoop]: 1667 mSDtfsCounter, 429 mSDsluCounter, 3079 mSDsCounter, 0 mSdLazyCounter, 1385 mSolverCounterSat, 720 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 4746 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 720 IncrementalHoareTripleChecker+Valid, 1385 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2022-11-18 19:32:55,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [461 Valid, 4746 Invalid, 2109 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [720 Valid, 1385 Invalid, 4 Unknown, 0 Unchecked, 15.7s Time] [2022-11-18 19:32:55,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1356 states. [2022-11-18 19:32:55,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1356 to 1289. [2022-11-18 19:32:55,222 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) [2022-11-18 19:32:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1289 states and 1924 transitions. [2022-11-18 19:32:55,288 INFO L78 Accepts]: Start accepts. Automaton has 1289 states and 1924 transitions. Word has length 151 [2022-11-18 19:32:55,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:32:55,292 INFO L495 AbstractCegarLoop]: Abstraction has 1289 states and 1924 transitions. [2022-11-18 19:32:55,292 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) [2022-11-18 19:32:55,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1924 transitions. [2022-11-18 19:32:55,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-18 19:32:55,303 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:32:55,304 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] [2022-11-18 19:32:55,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:32:55,304 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:32:55,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:32:55,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1179118854, now seen corresponding path program 1 times [2022-11-18 19:32:55,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:32:55,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163638985] [2022-11-18 19:32:55,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:32:55,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:32:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:32:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:32:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:32:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:32:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:32:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:32:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:32:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:32:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:32:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:32:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:32:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:32:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:32:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:32:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-18 19:32:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:32:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 19:32:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:32:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 19:32:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:32:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 19:32:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:32:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-18 19:32:55,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:32:55,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163638985] [2022-11-18 19:32:55,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163638985] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:32:55,957 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:32:55,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:32:55,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760082928] [2022-11-18 19:32:55,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:32:55,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:32:55,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:32:55,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:32:55,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:32:55,961 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) [2022-11-18 19:32:57,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:01,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:05,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:10,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:10,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:33:10,463 INFO L93 Difference]: Finished difference Result 3672 states and 5471 transitions. [2022-11-18 19:33:10,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:33:10,464 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 [2022-11-18 19:33:10,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:33:10,486 INFO L225 Difference]: With dead ends: 3672 [2022-11-18 19:33:10,486 INFO L226 Difference]: Without dead ends: 2418 [2022-11-18 19:33:10,495 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 [2022-11-18 19:33:10,496 INFO L413 NwaCegarLoop]: 1834 mSDtfsCounter, 2653 mSDsluCounter, 2437 mSDsCounter, 0 mSdLazyCounter, 1555 mSolverCounterSat, 2095 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2826 SdHoareTripleChecker+Valid, 4271 SdHoareTripleChecker+Invalid, 3654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2095 IncrementalHoareTripleChecker+Valid, 1555 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:33:10,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2826 Valid, 4271 Invalid, 3654 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2095 Valid, 1555 Invalid, 4 Unknown, 0 Unchecked, 14.2s Time] [2022-11-18 19:33:10,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2418 states. [2022-11-18 19:33:10,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2418 to 2315. [2022-11-18 19:33:10,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2315 states, 1636 states have (on average 1.4015892420537897) internal successors, (2293), 1656 states have internal predecessors, (2293), 564 states have call successors, (564), 114 states have call predecessors, (564), 114 states have return successors, (566), 556 states have call predecessors, (566), 563 states have call successors, (566) [2022-11-18 19:33:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 2315 states and 3423 transitions. [2022-11-18 19:33:10,621 INFO L78 Accepts]: Start accepts. Automaton has 2315 states and 3423 transitions. Word has length 151 [2022-11-18 19:33:10,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:33:10,623 INFO L495 AbstractCegarLoop]: Abstraction has 2315 states and 3423 transitions. [2022-11-18 19:33:10,623 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) [2022-11-18 19:33:10,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 3423 transitions. [2022-11-18 19:33:10,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-18 19:33:10,630 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:10,630 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] [2022-11-18 19:33:10,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 19:33:10,630 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:10,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:10,631 INFO L85 PathProgramCache]: Analyzing trace with hash 779541008, now seen corresponding path program 1 times [2022-11-18 19:33:10,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:33:10,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134231697] [2022-11-18 19:33:10,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:33:10,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:33:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:10,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:33:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:33:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:33:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:33:11,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:33:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:33:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-18 19:33:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:33:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 19:33:11,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:33:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 19:33:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:33:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 19:33:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:11,273 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-18 19:33:11,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:33:11,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134231697] [2022-11-18 19:33:11,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134231697] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:33:11,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:33:11,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:33:11,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439535370] [2022-11-18 19:33:11,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:33:11,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:33:11,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:33:11,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:33:11,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:33:11,284 INFO L87 Difference]: Start difference. First operand 2315 states and 3423 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) [2022-11-18 19:33:13,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:23,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:25,947 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 [] [2022-11-18 19:33:26,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:33:26,127 INFO L93 Difference]: Finished difference Result 5879 states and 8693 transitions. [2022-11-18 19:33:26,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:33:26,128 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 [2022-11-18 19:33:26,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:33:26,155 INFO L225 Difference]: With dead ends: 5879 [2022-11-18 19:33:26,155 INFO L226 Difference]: Without dead ends: 3599 [2022-11-18 19:33:26,171 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 [2022-11-18 19:33:26,177 INFO L413 NwaCegarLoop]: 2855 mSDtfsCounter, 2132 mSDsluCounter, 3128 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 1413 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2311 SdHoareTripleChecker+Valid, 5983 SdHoareTripleChecker+Invalid, 3354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1413 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2022-11-18 19:33:26,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2311 Valid, 5983 Invalid, 3354 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1413 Valid, 1938 Invalid, 3 Unknown, 0 Unchecked, 14.5s Time] [2022-11-18 19:33:26,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3599 states. [2022-11-18 19:33:26,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3599 to 3436. [2022-11-18 19:33:26,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3436 states, 2435 states have (on average 1.3983572895277208) internal successors, (3405), 2466 states have internal predecessors, (3405), 822 states have call successors, (822), 178 states have call predecessors, (822), 178 states have return successors, (824), 810 states have call predecessors, (824), 821 states have call successors, (824) [2022-11-18 19:33:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 3436 states and 5051 transitions. [2022-11-18 19:33:26,365 INFO L78 Accepts]: Start accepts. Automaton has 3436 states and 5051 transitions. Word has length 151 [2022-11-18 19:33:26,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:33:26,366 INFO L495 AbstractCegarLoop]: Abstraction has 3436 states and 5051 transitions. [2022-11-18 19:33:26,366 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) [2022-11-18 19:33:26,366 INFO L276 IsEmpty]: Start isEmpty. Operand 3436 states and 5051 transitions. [2022-11-18 19:33:26,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-11-18 19:33:26,376 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:26,376 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] [2022-11-18 19:33:26,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 19:33:26,376 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:26,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:26,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1716150735, now seen corresponding path program 1 times [2022-11-18 19:33:26,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:33:26,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666061758] [2022-11-18 19:33:26,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:33:26,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:33:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:26,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:33:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:26,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:26,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:26,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:33:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:26,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:26,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:33:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:33:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:33:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:33:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-18 19:33:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:33:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 19:33:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:33:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 19:33:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:33:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 19:33:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-18 19:33:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:33:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-18 19:33:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:33:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-18 19:33:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-18 19:33:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-18 19:33:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-18 19:33:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:27,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-11-18 19:33:27,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:33:27,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666061758] [2022-11-18 19:33:27,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666061758] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:33:27,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:33:27,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:33:27,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702110640] [2022-11-18 19:33:27,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:33:27,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:33:27,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:33:27,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:33:27,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:33:27,416 INFO L87 Difference]: Start difference. First operand 3436 states and 5051 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) [2022-11-18 19:33:29,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:31,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:39,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:41,327 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 [] [2022-11-18 19:33:41,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:33:41,551 INFO L93 Difference]: Finished difference Result 8827 states and 13042 transitions. [2022-11-18 19:33:41,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:33:41,552 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 [2022-11-18 19:33:41,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:33:41,584 INFO L225 Difference]: With dead ends: 8827 [2022-11-18 19:33:41,584 INFO L226 Difference]: Without dead ends: 5440 [2022-11-18 19:33:41,601 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 [2022-11-18 19:33:41,602 INFO L413 NwaCegarLoop]: 1894 mSDtfsCounter, 2776 mSDsluCounter, 2466 mSDsCounter, 0 mSdLazyCounter, 1689 mSolverCounterSat, 2162 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2953 SdHoareTripleChecker+Valid, 4360 SdHoareTripleChecker+Invalid, 3854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2162 IncrementalHoareTripleChecker+Valid, 1689 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-11-18 19:33:41,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2953 Valid, 4360 Invalid, 3854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2162 Valid, 1689 Invalid, 3 Unknown, 0 Unchecked, 13.8s Time] [2022-11-18 19:33:41,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5440 states. [2022-11-18 19:33:41,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5440 to 5194. [2022-11-18 19:33:41,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5194 states, 3728 states have (on average 1.3865343347639485) internal successors, (5169), 3776 states have internal predecessors, (5169), 1187 states have call successors, (1187), 278 states have call predecessors, (1187), 278 states have return successors, (1189), 1169 states have call predecessors, (1189), 1186 states have call successors, (1189) [2022-11-18 19:33:41,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5194 states to 5194 states and 7545 transitions. [2022-11-18 19:33:41,837 INFO L78 Accepts]: Start accepts. Automaton has 5194 states and 7545 transitions. Word has length 292 [2022-11-18 19:33:41,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:33:41,838 INFO L495 AbstractCegarLoop]: Abstraction has 5194 states and 7545 transitions. [2022-11-18 19:33:41,838 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) [2022-11-18 19:33:41,839 INFO L276 IsEmpty]: Start isEmpty. Operand 5194 states and 7545 transitions. [2022-11-18 19:33:41,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-11-18 19:33:41,845 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:41,845 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] [2022-11-18 19:33:41,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 19:33:41,845 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:41,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:41,846 INFO L85 PathProgramCache]: Analyzing trace with hash -2115728581, now seen corresponding path program 1 times [2022-11-18 19:33:41,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:33:41,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638479618] [2022-11-18 19:33:41,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:33:41,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:33:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:33:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:33:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:33:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:33:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:33:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:33:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-18 19:33:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:33:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 19:33:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:33:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 19:33:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:33:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 19:33:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-18 19:33:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:33:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-18 19:33:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:33:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-18 19:33:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-18 19:33:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-18 19:33:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-18 19:33:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:33:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:33:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:42,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-11-18 19:33:42,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:33:42,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638479618] [2022-11-18 19:33:42,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638479618] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:33:42,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:33:42,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:33:42,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160151904] [2022-11-18 19:33:42,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:33:42,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:33:42,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:33:42,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:33:42,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:33:42,776 INFO L87 Difference]: Start difference. First operand 5194 states and 7545 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) [2022-11-18 19:33:44,810 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 [] [2022-11-18 19:33:46,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:48,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:33:50,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:02,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:03,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:05,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:06,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:34:06,195 INFO L93 Difference]: Finished difference Result 13131 states and 19170 transitions. [2022-11-18 19:34:06,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:34:06,196 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 [2022-11-18 19:34:06,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:34:06,234 INFO L225 Difference]: With dead ends: 13131 [2022-11-18 19:34:06,234 INFO L226 Difference]: Without dead ends: 7986 [2022-11-18 19:34:06,253 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 [2022-11-18 19:34:06,254 INFO L413 NwaCegarLoop]: 1939 mSDtfsCounter, 2238 mSDsluCounter, 4687 mSDsCounter, 0 mSdLazyCounter, 2819 mSolverCounterSat, 1457 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2415 SdHoareTripleChecker+Valid, 6626 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1457 IncrementalHoareTripleChecker+Valid, 2819 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:34:06,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2415 Valid, 6626 Invalid, 4281 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1457 Valid, 2819 Invalid, 5 Unknown, 0 Unchecked, 23.0s Time] [2022-11-18 19:34:06,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7986 states. [2022-11-18 19:34:06,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7986 to 7643. [2022-11-18 19:34:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7643 states, 5559 states have (on average 1.3768663428674222) internal successors, (7654), 5628 states have internal predecessors, (7654), 1664 states have call successors, (1664), 419 states have call predecessors, (1664), 419 states have return successors, (1666), 1640 states have call predecessors, (1666), 1663 states have call successors, (1666) [2022-11-18 19:34:06,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7643 states to 7643 states and 10984 transitions. [2022-11-18 19:34:06,588 INFO L78 Accepts]: Start accepts. Automaton has 7643 states and 10984 transitions. Word has length 292 [2022-11-18 19:34:06,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:34:06,589 INFO L495 AbstractCegarLoop]: Abstraction has 7643 states and 10984 transitions. [2022-11-18 19:34:06,590 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) [2022-11-18 19:34:06,590 INFO L276 IsEmpty]: Start isEmpty. Operand 7643 states and 10984 transitions. [2022-11-18 19:34:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-11-18 19:34:06,595 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:34:06,596 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] [2022-11-18 19:34:06,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 19:34:06,596 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:34:06,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:34:06,597 INFO L85 PathProgramCache]: Analyzing trace with hash -250742438, now seen corresponding path program 1 times [2022-11-18 19:34:06,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:34:06,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718053815] [2022-11-18 19:34:06,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:06,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:34:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:06,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:34:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:06,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:34:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:34:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:34:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:34:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:34:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-18 19:34:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:34:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 19:34:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:34:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 19:34:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:34:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 19:34:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-18 19:34:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:34:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-18 19:34:07,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:34:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-18 19:34:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-18 19:34:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-18 19:34:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-18 19:34:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2022-11-18 19:34:07,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:34:07,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718053815] [2022-11-18 19:34:07,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718053815] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:34:07,390 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:34:07,390 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:34:07,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080781210] [2022-11-18 19:34:07,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:34:07,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:34:07,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:34:07,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:34:07,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:34:07,392 INFO L87 Difference]: Start difference. First operand 7643 states and 10984 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) [2022-11-18 19:34:09,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:10,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:12,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:20,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:22,995 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 [] [2022-11-18 19:34:23,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:34:23,191 INFO L93 Difference]: Finished difference Result 8216 states and 11811 transitions. [2022-11-18 19:34:23,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:34:23,191 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 [2022-11-18 19:34:23,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:34:23,236 INFO L225 Difference]: With dead ends: 8216 [2022-11-18 19:34:23,237 INFO L226 Difference]: Without dead ends: 8213 [2022-11-18 19:34:23,241 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 [2022-11-18 19:34:23,242 INFO L413 NwaCegarLoop]: 1657 mSDtfsCounter, 1855 mSDsluCounter, 3260 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 876 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1935 SdHoareTripleChecker+Valid, 4917 SdHoareTripleChecker+Invalid, 2440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 876 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2022-11-18 19:34:23,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1935 Valid, 4917 Invalid, 2440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [876 Valid, 1560 Invalid, 4 Unknown, 0 Unchecked, 15.5s Time] [2022-11-18 19:34:23,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8213 states. [2022-11-18 19:34:23,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8213 to 7808. [2022-11-18 19:34:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7808 states, 5686 states have (on average 1.375483644037988) internal successors, (7821), 5755 states have internal predecessors, (7821), 1677 states have call successors, (1677), 452 states have call predecessors, (1677), 444 states have return successors, (1679), 1645 states have call predecessors, (1679), 1676 states have call successors, (1679) [2022-11-18 19:34:23,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7808 states to 7808 states and 11177 transitions. [2022-11-18 19:34:23,597 INFO L78 Accepts]: Start accepts. Automaton has 7808 states and 11177 transitions. Word has length 293 [2022-11-18 19:34:23,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:34:23,597 INFO L495 AbstractCegarLoop]: Abstraction has 7808 states and 11177 transitions. [2022-11-18 19:34:23,598 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) [2022-11-18 19:34:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 7808 states and 11177 transitions. [2022-11-18 19:34:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-11-18 19:34:23,603 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:34:23,603 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] [2022-11-18 19:34:23,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 19:34:23,604 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:34:23,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:34:23,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1757560615, now seen corresponding path program 1 times [2022-11-18 19:34:23,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:34:23,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683158215] [2022-11-18 19:34:23,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:23,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:34:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:34:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:34:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:34:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:34:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:34:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-18 19:34:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-18 19:34:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:34:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-11-18 19:34:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-18 19:34:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 19:34:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-18 19:34:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 19:34:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-18 19:34:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:24,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-18 19:34:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:24,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-18 19:34:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-18 19:34:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-18 19:34:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-18 19:34:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:25,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-18 19:34:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-18 19:34:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-18 19:34:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-11-18 19:34:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:25,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2022-11-18 19:34:25,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:34:25,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683158215] [2022-11-18 19:34:25,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683158215] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 19:34:25,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [251372012] [2022-11-18 19:34:25,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:25,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:34:25,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:34:25,177 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:34:25,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 19:34:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:26,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 3385 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-18 19:34:26,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:34:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 488 proven. 0 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2022-11-18 19:34:26,748 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:34:26,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [251372012] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:34:26,748 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 19:34:26,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2022-11-18 19:34:26,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111832445] [2022-11-18 19:34:26,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:34:26,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:34:26,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:34:26,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:34:26,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-18 19:34:26,750 INFO L87 Difference]: Start difference. First operand 7808 states and 11177 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) [2022-11-18 19:34:27,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:34:27,082 INFO L93 Difference]: Finished difference Result 15594 states and 22337 transitions. [2022-11-18 19:34:27,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:34:27,083 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 [2022-11-18 19:34:27,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:34:27,132 INFO L225 Difference]: With dead ends: 15594 [2022-11-18 19:34:27,133 INFO L226 Difference]: Without dead ends: 7809 [2022-11-18 19:34:27,163 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 [2022-11-18 19:34:27,165 INFO L413 NwaCegarLoop]: 1922 mSDtfsCounter, 3 mSDsluCounter, 3825 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:34:27,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5747 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:34:27,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7809 states. [2022-11-18 19:34:27,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7809 to 7809. [2022-11-18 19:34:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7809 states, 5687 states have (on average 1.3754176191313523) internal successors, (7822), 5756 states have internal predecessors, (7822), 1677 states have call successors, (1677), 452 states have call predecessors, (1677), 444 states have return successors, (1679), 1645 states have call predecessors, (1679), 1676 states have call successors, (1679) [2022-11-18 19:34:27,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7809 states to 7809 states and 11178 transitions. [2022-11-18 19:34:27,586 INFO L78 Accepts]: Start accepts. Automaton has 7809 states and 11178 transitions. Word has length 302 [2022-11-18 19:34:27,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:34:27,587 INFO L495 AbstractCegarLoop]: Abstraction has 7809 states and 11178 transitions. [2022-11-18 19:34:27,587 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) [2022-11-18 19:34:27,587 INFO L276 IsEmpty]: Start isEmpty. Operand 7809 states and 11178 transitions. [2022-11-18 19:34:27,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-11-18 19:34:27,592 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:34:27,593 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] [2022-11-18 19:34:27,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-18 19:34:27,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-18 19:34:27,810 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:34:27,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:34:27,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1175440481, now seen corresponding path program 1 times [2022-11-18 19:34:27,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:34:27,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794984094] [2022-11-18 19:34:27,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:27,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:34:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:34:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-18 19:34:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:34:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:28,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-18 19:34:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-18 19:34:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-11-18 19:34:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-18 19:34:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-18 19:34:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 19:34:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-18 19:34:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-18 19:34:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-18 19:34:29,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-18 19:34:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-18 19:34:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-18 19:34:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-18 19:34:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-18 19:34:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-18 19:34:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-11-18 19:34:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-18 19:34:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-18 19:34:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:34:29,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:34:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-11-18 19:34:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2022-11-18 19:34:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:29,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2022-11-18 19:34:29,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:34:29,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794984094] [2022-11-18 19:34:29,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794984094] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 19:34:29,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345039606] [2022-11-18 19:34:29,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:29,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:34:29,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:34:29,539 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:34:29,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 19:34:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:34:31,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 3522 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-18 19:34:31,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:34:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 512 proven. 1 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2022-11-18 19:34:31,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 19:34:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2022-11-18 19:34:31,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345039606] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 19:34:31,958 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 19:34:31,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2022-11-18 19:34:31,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115201819] [2022-11-18 19:34:31,959 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 19:34:31,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-18 19:34:31,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:34:31,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-18 19:34:31,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-11-18 19:34:31,960 INFO L87 Difference]: Start difference. First operand 7809 states and 11178 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) [2022-11-18 19:34:33,994 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 [] [2022-11-18 19:34:35,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:48,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:34:48,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:34:48,677 INFO L93 Difference]: Finished difference Result 16712 states and 24217 transitions. [2022-11-18 19:34:48,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 19:34:48,677 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 [2022-11-18 19:34:48,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:34:48,717 INFO L225 Difference]: With dead ends: 16712 [2022-11-18 19:34:48,717 INFO L226 Difference]: Without dead ends: 8923 [2022-11-18 19:34:48,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 732 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=119, Invalid=387, Unknown=0, NotChecked=0, Total=506 [2022-11-18 19:34:48,739 INFO L413 NwaCegarLoop]: 1574 mSDtfsCounter, 1234 mSDsluCounter, 9072 mSDsCounter, 0 mSdLazyCounter, 3931 mSolverCounterSat, 1559 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1270 SdHoareTripleChecker+Valid, 10646 SdHoareTripleChecker+Invalid, 5493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1559 IncrementalHoareTripleChecker+Valid, 3931 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:34:48,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1270 Valid, 10646 Invalid, 5493 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1559 Valid, 3931 Invalid, 3 Unknown, 0 Unchecked, 16.0s Time] [2022-11-18 19:34:48,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8923 states. [2022-11-18 19:34:49,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8923 to 7812. [2022-11-18 19:34:49,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7812 states, 5690 states have (on average 1.375219683655536) internal successors, (7825), 5759 states have internal predecessors, (7825), 1677 states have call successors, (1677), 452 states have call predecessors, (1677), 444 states have return successors, (1679), 1645 states have call predecessors, (1679), 1676 states have call successors, (1679) [2022-11-18 19:34:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7812 states to 7812 states and 11181 transitions. [2022-11-18 19:34:49,125 INFO L78 Accepts]: Start accepts. Automaton has 7812 states and 11181 transitions. Word has length 312 [2022-11-18 19:34:49,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:34:49,125 INFO L495 AbstractCegarLoop]: Abstraction has 7812 states and 11181 transitions. [2022-11-18 19:34:49,126 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) [2022-11-18 19:34:49,126 INFO L276 IsEmpty]: Start isEmpty. Operand 7812 states and 11181 transitions. [2022-11-18 19:34:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-11-18 19:34:49,132 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:34:49,132 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] [2022-11-18 19:34:49,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 19:34:49,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:34:49,345 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:34:49,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:34:49,346 INFO L85 PathProgramCache]: Analyzing trace with hash 409371545, now seen corresponding path program 1 times [2022-11-18 19:34:49,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:34:49,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245750040] [2022-11-18 19:34:49,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:34:49,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:34:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:34:52,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:34:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:34:54,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:34:54,747 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-18 19:34:54,748 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 19:34:54,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 19:34:54,755 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:34:54,760 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 19:34:54,825 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,827 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,827 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,827 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,828 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,828 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,828 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,828 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,829 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,829 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,829 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,829 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,830 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,830 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,830 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,830 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,831 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,831 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,831 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,831 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,832 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,832 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,833 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,833 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,833 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,834 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,834 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,834 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,834 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,834 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,835 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,835 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,835 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,835 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,836 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,836 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,836 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,836 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,836 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,837 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,837 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,838 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,838 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,838 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,838 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,840 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,840 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,841 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,841 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,841 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,841 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,841 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,842 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,842 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,842 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,842 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,843 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,843 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,843 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,843 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,844 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,844 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,844 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,845 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,845 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,845 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,845 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,846 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,846 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,846 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,846 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,847 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,847 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,847 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,847 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,847 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,848 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,848 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,848 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,848 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,849 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,849 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,849 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,850 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,850 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,850 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,850 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,851 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,851 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,851 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,851 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,852 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,852 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,852 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,852 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,852 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,853 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,853 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,853 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,853 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,854 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,854 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,854 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,855 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,855 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,855 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,855 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,856 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,856 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,856 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,856 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,856 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,857 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,857 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,857 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,857 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,857 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,858 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,858 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,858 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,859 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,859 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,859 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,860 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,860 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,860 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,860 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,861 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,867 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,867 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,867 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,875 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:54,880 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,880 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-11-18 19:34:54,880 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-11-18 19:34:55,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 07:34:55 BoogieIcfgContainer [2022-11-18 19:34:55,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 19:34:55,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 19:34:55,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 19:34:55,182 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 19:34:55,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:32:37" (3/4) ... [2022-11-18 19:34:55,186 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 19:34:55,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 19:34:55,188 INFO L158 Benchmark]: Toolchain (without parser) took 153331.59ms. Allocated memory was 140.5MB in the beginning and 973.1MB in the end (delta: 832.6MB). Free memory was 97.4MB in the beginning and 412.0MB in the end (delta: -314.6MB). Peak memory consumption was 517.8MB. Max. memory is 16.1GB. [2022-11-18 19:34:55,189 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:34:55,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2068.44ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 97.4MB in the beginning and 138.7MB in the end (delta: -41.3MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2022-11-18 19:34:55,190 INFO L158 Benchmark]: Boogie Procedure Inliner took 264.79ms. Allocated memory is still 192.9MB. Free memory was 138.7MB in the beginning and 117.6MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-18 19:34:55,190 INFO L158 Benchmark]: Boogie Preprocessor took 275.33ms. Allocated memory is still 192.9MB. Free memory was 117.6MB in the beginning and 94.6MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-18 19:34:55,190 INFO L158 Benchmark]: RCFGBuilder took 13120.61ms. Allocated memory was 192.9MB in the beginning and 973.1MB in the end (delta: 780.1MB). Free memory was 94.6MB in the beginning and 724.5MB in the end (delta: -629.9MB). Peak memory consumption was 395.5MB. Max. memory is 16.1GB. [2022-11-18 19:34:55,191 INFO L158 Benchmark]: TraceAbstraction took 137589.03ms. Allocated memory is still 973.1MB. Free memory was 723.4MB in the beginning and 413.0MB in the end (delta: 310.4MB). Peak memory consumption was 428.9MB. Max. memory is 16.1GB. [2022-11-18 19:34:55,191 INFO L158 Benchmark]: Witness Printer took 5.82ms. Allocated memory is still 973.1MB. Free memory was 413.0MB in the beginning and 412.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 19:34:55,192 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2068.44ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 97.4MB in the beginning and 138.7MB in the end (delta: -41.3MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 264.79ms. Allocated memory is still 192.9MB. Free memory was 138.7MB in the beginning and 117.6MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 275.33ms. Allocated memory is still 192.9MB. Free memory was 117.6MB in the beginning and 94.6MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 13120.61ms. Allocated memory was 192.9MB in the beginning and 973.1MB in the end (delta: 780.1MB). Free memory was 94.6MB in the beginning and 724.5MB in the end (delta: -629.9MB). Peak memory consumption was 395.5MB. Max. memory is 16.1GB. * TraceAbstraction took 137589.03ms. Allocated memory is still 973.1MB. Free memory was 723.4MB in the beginning and 413.0MB in the end (delta: 310.4MB). Peak memory consumption was 428.9MB. Max. memory is 16.1GB. * Witness Printer took 5.82ms. Allocated memory is still 973.1MB. Free memory was 413.0MB in the beginning and 412.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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_#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 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#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)={-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=44] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=44, __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=44, 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)=44, __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=44, tmp={-18446744073709551617:0}] [L4012] return (p); VAL [\old(size)=44, \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=44, tmp={-18446744073709551617:0}] [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)={-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}, 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={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}] [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)={-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=1] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1, __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=1, 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)=1, __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=1, tmp={-55340232221128654849:0}] [L4012] return (p); VAL [\old(size)=1, \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=1, tmp={-55340232221128654849:0}] [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)={-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}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}] [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={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}] [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)={-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={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)={-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={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={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=44, 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={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)={-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={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={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-73786976294838206465:0}] [L4012] return (p); VAL [\old(size)=44, \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={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={-73786976294838206465:0}, ref_cnt=0, serial_drivers={141:0}, size=44, tmp={-73786976294838206465:0}] [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)={-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=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={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}] [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)={-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=1] [L4009] tmp = calloc(1UL, size) [L4010] p = tmp VAL [\old(size)=1, __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=1, 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)=1, __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=1, tmp={-36893488147419103233:0}] [L4012] return (p); VAL [\old(size)=1, \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=1, tmp={-36893488147419103233:0}] [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)={-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}, ldvarg12={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}] [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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}, 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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}, 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)={-147573952589676412929:0}, 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)={-147573952589676412929:0}, 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={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, 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={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)={-147573952589676412929:0}, 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={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-147573952589676412929:0}] [L4012] return (p); VAL [\old(size)=3008, \result={-147573952589676412929:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-147573952589676412929:0}, 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={-147573952589676412929:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-147573952589676412929:0}] [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)={-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=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={-147573952589676412929:0}, 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={-147573952589676412929:0}] [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={-147573952589676412929:0}, 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)={-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={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, 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)={-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={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, 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={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=272, 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={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, 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={-147573952589676412929:0}, 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)={-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={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, 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={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-166020696663385964545:0}] [L4012] return (p); VAL [\old(size)=272, \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={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, 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={-166020696663385964545:0}, ref_cnt=0, serial_drivers={141:0}, size=272, tmp={-166020696663385964545:0}] [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={-147573952589676412929:0}, 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)={-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=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={-147573952589676412929:0}] [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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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={-147573952589676412929:0}, tmp___1={-166020696663385964545:0}] [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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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)={-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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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)={-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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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=1816, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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)={-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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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=1816, tmp={-184467440737095516161:0}] [L4012] return (p); VAL [\old(size)=1816, \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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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=1816, tmp={-184467440737095516161:0}] [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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, 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)={-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={-147573952589676412929:0}, tmp___1={-166020696663385964545:0}] [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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-147573952589676412929:0}, tmp___1={-166020696663385964545:0}, tmp___2={-184467440737095516161:0}] [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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-92233720368547758079:0}] [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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-92233720368547758079:0}] [L4012] return (p); VAL [\old(size)=192, \result={-92233720368547758079:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, ref_cnt=0, serial_drivers={141:0}, size=192, tmp={-92233720368547758079:0}] [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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(192UL)={-92233720368547758079:0}, 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={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}] [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={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-92233720368547758081:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-92233720368547758081:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, 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={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-92233720368547758081:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-92233720368547758081:0}] [L4012] return (p); VAL [\old(size)=3008, \result={-92233720368547758081:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-92233720368547758081:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758081:0}, ref_cnt=0, serial_drivers={141:0}, size=3008, tmp={-92233720368547758081:0}] [L6344] RET, EXPR ldv_init_zalloc(3008UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(3008UL)={-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=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={-92233720368547758079:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, tmp___0={-92233720368547758081:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-110680464442257309697:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-110680464442257309697:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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=272, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-110680464442257309697:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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=272, tmp={-110680464442257309697:0}] [L4012] return (p); VAL [\old(size)=272, \result={-110680464442257309697:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-110680464442257309697:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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=272, tmp={-110680464442257309697:0}] [L6346] RET, EXPR ldv_init_zalloc(272UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(272UL)={-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}, tmp={-92233720368547758079:0}, tmp___0={-92233720368547758081:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, tmp___0={-92233720368547758081:0}, tmp___1={-110680464442257309697:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-129127208515966861313:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-129127208515966861313:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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=1816, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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)={-129127208515966861313:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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=1816, tmp={-129127208515966861313:0}] [L4012] return (p); VAL [\old(size)=1816, \result={-129127208515966861313:0}, __this_module={4294967358:4294967322}, calloc(1UL, size)={-129127208515966861313:0}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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=1816, tmp={-129127208515966861313:0}] [L6348] RET, EXPR ldv_init_zalloc(1816UL) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, 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={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, id_table_2={139:0}, id_table_4={138:0}, id_table_combined={140:0}, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1816UL)={-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={-92233720368547758079:0}, tmp___0={-92233720368547758081:0}, tmp___1={-110680464442257309697:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, tmp___0={-92233720368547758081:0}, tmp___1={-110680464442257309697:0}, tmp___2={-129127208515966861313:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}, tmp___3=1, tmp___4=1] [L6412] tmp___3 = __VERIFIER_nondet_int() [L6414] case 0: [L6420] case 1: [L6458] case 2: VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}, tmp___3=2, tmp___4=1] [L6459] COND TRUE ldv_state_variable_3 != 0 [L6460] tmp___5 = __VERIFIER_nondet_int() [L6462] case 0: [L6484] case 1: [L6506] case 2: [L6528] case 3: VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}, tmp___3=2, tmp___4=1, tmp___5=3] [L6529] COND FALSE !(ldv_state_variable_3 == 4) VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}, tmp___3=2, tmp___4=1, tmp___5=3] [L6534] COND TRUE ldv_state_variable_3 == 1 VAL [__this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-73786976294838206465:0}, ldvarg2={-55340232221128654849:0}, ldvarg3={149:0}, ldvarg4={148:0}, ldvarg5={-18446744073709551617:0}, ldvarg6={144:0}, ldvarg7={146:0}, ldvarg8={151:0}, ldvarg9={-36893488147419103233:0}, ref_cnt=0, serial_drivers={141:0}, tmp={-18446744073709551617:0}, tmp___0={-55340232221128654849:0}, tmp___1={-73786976294838206465:0}, tmp___2={-36893488147419103233:0}, tmp___3=2, tmp___4=1, tmp___5=3] [L6535] CALL digi_rx_unthrottle(digi_acceleport_2_device_group3) VAL [\old(ldv_spin)=0, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={4294967307:-2}, __this_module={4294967358:4294967322}, digi_acceleport_2_device={137:0}, digi_acceleport_2_device_group0={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={4294967310:153}, port={4294967310:153}, ref_cnt=0, serial_drivers={141:0}, tmp={4294967307:-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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={4294967310:153}, ref_cnt=0, ret=0, serial_drivers={141:0}, tty={-129127208515966861313:0}, tty={-129127208515966861313:0}, usb_get_serial_port_data(port)={4294967307:-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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={4294967310:153}, priv={4294967307:-2}, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={4294967307:-2}, tty={-129127208515966861313:0}, tty={-129127208515966861313:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={4294967310:153}, priv={4294967307:-2}, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={4294967307:-2}, tty={-129127208515966861313:0}, tty={-129127208515966861313:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={4294967310:153}, priv={4294967307:-2}, priv->dp_throttle_restart=4294967352, ref_cnt=0, ret=0, serial_drivers={141:0}, tmp={4294967307:-2}, tty={-129127208515966861313:0}, tty={-129127208515966861313:0}] [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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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={-92233720368547758079:0}, digi_acceleport_2_device_group1={-92233720368547758081:0}, digi_acceleport_2_device_group2={-110680464442257309697:0}, digi_acceleport_2_device_group3={-129127208515966861313:0}, digi_acceleport_4_device={136:0}, digi_acceleport_4_device_group0={-73786976294838206463:0}, digi_acceleport_4_device_group1={-147573952589676412929:0}, digi_acceleport_4_device_group2={-166020696663385964545:0}, digi_acceleport_4_device_group3={-184467440737095516161:0}, 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: 137.1s, OverallIterations: 9, TraceHistogramMax: 36, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 116.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 26 mSolverCounterUnknown, 14174 SdHoareTripleChecker+Valid, 112.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13320 mSDsluCounter, 47296 SdHoareTripleChecker+Invalid, 107.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 31954 mSDsCounter, 10290 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14901 IncrementalHoareTripleChecker+Invalid, 25217 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10290 mSolverCounterUnsat, 15342 mSDtfsCounter, 14901 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1582 GetRequests, 1513 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7812occurred in iteration=8, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 2438 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 6.6s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 2896 NumberOfCodeBlocks, 2896 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2859 ConstructedInterpolants, 0 QuantifiedInterpolants, 4734 SizeOfPredicates, 7 NumberOfNonLiveVariables, 6907 ConjunctsInSsa, 24 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 [2022-11-18 19:34:55,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro --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-8393723 [2022-11-18 19:34:57,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:34:57,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:34:57,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:34:57,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:34:57,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:34:57,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:34:57,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:34:57,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:34:57,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:34:57,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:34:57,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:34:57,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:34:57,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:34:57,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:34:57,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:34:57,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:34:57,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:34:57,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:34:57,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:34:57,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:34:57,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:34:57,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:34:57,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:34:57,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:34:57,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:34:57,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:34:57,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:34:57,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:34:57,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:34:57,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:34:57,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:34:57,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:34:57,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:34:57,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:34:57,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:34:57,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:34:57,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:34:57,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:34:57,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:34:57,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:34:57,670 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-18 19:34:57,721 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:34:57,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:34:57,722 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:34:57,722 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:34:57,723 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:34:57,723 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:34:57,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:34:57,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:34:57,724 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:34:57,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:34:57,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:34:57,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:34:57,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:34:57,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:34:57,726 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 19:34:57,726 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 19:34:57,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 19:34:57,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:34:57,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:34:57,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:34:57,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:34:57,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:34:57,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:34:57,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:34:57,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:34:57,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:34:57,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:34:57,728 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 19:34:57,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 19:34:57,729 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:34:57,729 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:34:57,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:34:57,729 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 19:34:57,730 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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e49a1360829f26f8d048b65d36d4ec5c4a8326faf8d0f409c04195556886603 [2022-11-18 19:34:58,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:34:58,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:34:58,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:34:58,097 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:34:58,101 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:34:58,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/../../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 [2022-11-18 19:34:58,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data/5a1a367eb/f38aa3cda82c462d97b1d87ce693b220/FLAG3c6b04a4c [2022-11-18 19:34:59,077 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:34:59,078 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/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 [2022-11-18 19:34:59,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data/5a1a367eb/f38aa3cda82c462d97b1d87ce693b220/FLAG3c6b04a4c [2022-11-18 19:34:59,572 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/data/5a1a367eb/f38aa3cda82c462d97b1d87ce693b220 [2022-11-18 19:34:59,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:34:59,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:34:59,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:34:59,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:34:59,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:34:59,587 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:34:59" (1/1) ... [2022-11-18 19:34:59,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31dfb630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:34:59, skipping insertion in model container [2022-11-18 19:34:59,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:34:59" (1/1) ... [2022-11-18 19:34:59,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:34:59,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:35:01,246 WARN L234 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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/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] [2022-11-18 19:35:01,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:35:01,365 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-18 19:35:01,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:35:01,687 WARN L234 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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/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] [2022-11-18 19:35:01,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:35:01,726 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:35:02,034 WARN L234 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_b0e2fe12-ef28-4906-9c61-48b12d4427aa/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] [2022-11-18 19:35:02,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:35:02,108 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:35:02,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02 WrapperNode [2022-11-18 19:35:02,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:35:02,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:35:02,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:35:02,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:35:02,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,356 INFO L138 Inliner]: procedures = 195, calls = 1491, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 3600 [2022-11-18 19:35:02,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:35:02,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:35:02,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:35:02,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:35:02,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,620 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:35:02,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:35:02,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:35:02,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:35:02,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (1/1) ... [2022-11-18 19:35:02,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:35:02,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:35:02,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:35:02,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:35:02,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-18 19:35:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure digi_break_ctl [2022-11-18 19:35:02,761 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_break_ctl [2022-11-18 19:35:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-18 19:35:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-18 19:35:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 19:35:02,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 19:35:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure cond_wait_interruptible_timeout_irqrestore [2022-11-18 19:35:02,762 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_wait_interruptible_timeout_irqrestore [2022-11-18 19:35:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 19:35:02,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 19:35:02,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 19:35:02,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 19:35:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_throttle [2022-11-18 19:35:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_throttle [2022-11-18 19:35:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-18 19:35:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-18 19:35:02,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-18 19:35:02,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-18 19:35:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure digi_startup [2022-11-18 19:35:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_startup [2022-11-18 19:35:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 19:35:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 19:35:02,764 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-11-18 19:35:02,764 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-11-18 19:35:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure digi_open [2022-11-18 19:35:02,765 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_open [2022-11-18 19:35:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-18 19:35:02,765 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-18 19:35:02,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-11-18 19:35:02,765 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-11-18 19:35:02,766 INFO L130 BoogieDeclarations]: Found specification of procedure digi_read_bulk_callback [2022-11-18 19:35:02,766 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_read_bulk_callback [2022-11-18 19:35:02,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-18 19:35:02,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-18 19:35:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write [2022-11-18 19:35:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write [2022-11-18 19:35:02,767 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_termios [2022-11-18 19:35:02,767 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_termios [2022-11-18 19:35:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 19:35:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 19:35:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmset [2022-11-18 19:35:02,768 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmset [2022-11-18 19:35:02,768 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 19:35:02,769 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 19:35:02,769 INFO L130 BoogieDeclarations]: Found specification of procedure digi_set_modem_signals [2022-11-18 19:35:02,769 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_set_modem_signals [2022-11-18 19:35:02,769 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2022-11-18 19:35:02,770 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2022-11-18 19:35:02,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:35:02,771 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_inb_command [2022-11-18 19:35:02,771 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_inb_command [2022-11-18 19:35:02,772 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_oob_command [2022-11-18 19:35:02,773 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_oob_command [2022-11-18 19:35:02,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:35:02,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-18 19:35:02,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-18 19:35:02,773 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-18 19:35:02,774 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-18 19:35:02,774 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 19:35:02,774 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 19:35:02,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-18 19:35:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-18 19:35:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:35:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-18 19:35:02,775 INFO L130 BoogieDeclarations]: Found specification of procedure digi_rx_unthrottle [2022-11-18 19:35:02,775 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_rx_unthrottle [2022-11-18 19:35:02,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 19:35:02,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-18 19:35:02,776 INFO L130 BoogieDeclarations]: Found specification of procedure digi_chars_in_buffer [2022-11-18 19:35:02,776 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_chars_in_buffer [2022-11-18 19:35:02,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-18 19:35:02,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-18 19:35:02,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-18 19:35:02,777 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 19:35:02,777 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 19:35:02,777 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-18 19:35:02,778 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-18 19:35:02,778 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_remove [2022-11-18 19:35:02,778 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_remove [2022-11-18 19:35:02,778 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 19:35:02,778 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 19:35:02,778 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 19:35:02,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 19:35:02,779 INFO L130 BoogieDeclarations]: Found specification of procedure digi_disconnect [2022-11-18 19:35:02,779 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_disconnect [2022-11-18 19:35:02,779 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2022-11-18 19:35:02,780 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2022-11-18 19:35:02,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 19:35:02,781 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 19:35:02,781 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-18 19:35:02,781 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-18 19:35:02,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 19:35:02,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 19:35:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 19:35:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 19:35:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-18 19:35:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_bulk_callback [2022-11-18 19:35:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_bulk_callback [2022-11-18 19:35:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-18 19:35:02,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-18 19:35:02,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-18 19:35:02,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 19:35:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 19:35:02,784 INFO L130 BoogieDeclarations]: Found specification of procedure digi_wakeup_write_lock [2022-11-18 19:35:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_wakeup_write_lock [2022-11-18 19:35:02,785 INFO L130 BoogieDeclarations]: Found specification of procedure digi_write_room [2022-11-18 19:35:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_write_room [2022-11-18 19:35:02,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-18 19:35:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-18 19:35:02,786 INFO L130 BoogieDeclarations]: Found specification of procedure digi_close [2022-11-18 19:35:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_close [2022-11-18 19:35:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure digi_tiocmget [2022-11-18 19:35:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_tiocmget [2022-11-18 19:35:02,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:35:02,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-18 19:35:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-18 19:35:02,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:35:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_probe [2022-11-18 19:35:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_probe [2022-11-18 19:35:02,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:35:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure digi_release [2022-11-18 19:35:02,799 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_release [2022-11-18 19:35:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 19:35:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-18 19:35:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-18 19:35:02,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-18 19:35:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-18 19:35:02,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-18 19:35:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure digi_port_init [2022-11-18 19:35:02,800 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_port_init [2022-11-18 19:35:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-18 19:35:02,800 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-18 19:35:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure digi_dtr_rts [2022-11-18 19:35:02,800 INFO L138 BoogieDeclarations]: Found implementation of procedure digi_dtr_rts [2022-11-18 19:35:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 19:35:02,801 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 19:35:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-18 19:35:02,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-18 19:35:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-18 19:35:02,801 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-18 19:35:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-18 19:35:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-11-18 19:35:02,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-11-18 19:35:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2022-11-18 19:35:02,802 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2022-11-18 19:35:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-18 19:35:02,802 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-18 19:35:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:35:02,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:35:03,707 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:35:03,710 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:35:05,742 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 19:35:46,697 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:35:46,715 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:35:46,719 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 19:35:46,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:35:46 BoogieIcfgContainer [2022-11-18 19:35:46,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:35:46,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:35:46,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:35:46,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:35:46,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:34:59" (1/3) ... [2022-11-18 19:35:46,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d4f2fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:35:46, skipping insertion in model container [2022-11-18 19:35:46,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:35:02" (2/3) ... [2022-11-18 19:35:46,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d4f2fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:35:46, skipping insertion in model container [2022-11-18 19:35:46,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:35:46" (3/3) ... [2022-11-18 19:35:46,740 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--digi_acceleport.ko-entry_point.cil.out.i [2022-11-18 19:35:46,759 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:35:46,759 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 19:35:46,844 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:35:46,850 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;@124fd172, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:35:46,850 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 19:35:46,859 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) [2022-11-18 19:35:46,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-18 19:35:46,888 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:46,889 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] [2022-11-18 19:35:46,890 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:46,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:46,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1656564187, now seen corresponding path program 1 times [2022-11-18 19:35:46,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:35:46,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471476800] [2022-11-18 19:35:46,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:46,919 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 [2022-11-18 19:35:46,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:35:46,929 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:35:46,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:48,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 1773 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-18 19:35:48,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:35:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2022-11-18 19:35:48,685 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:35:48,686 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:35:48,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [471476800] [2022-11-18 19:35:48,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [471476800] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:35:48,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:35:48,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 19:35:48,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099385689] [2022-11-18 19:35:48,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:35:48,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-18 19:35:48,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:35:48,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 19:35:48,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 19:35:48,745 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) [2022-11-18 19:35:48,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:35:48,964 INFO L93 Difference]: Finished difference Result 2541 states and 3893 transitions. [2022-11-18 19:35:48,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 19:35:48,966 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 [2022-11-18 19:35:48,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:35:48,995 INFO L225 Difference]: With dead ends: 2541 [2022-11-18 19:35:48,996 INFO L226 Difference]: Without dead ends: 1258 [2022-11-18 19:35:49,010 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 [2022-11-18 19:35:49,013 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 [2022-11-18 19:35:49,014 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] [2022-11-18 19:35:49,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2022-11-18 19:35:49,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 1258. [2022-11-18 19:35:49,134 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) [2022-11-18 19:35:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1871 transitions. [2022-11-18 19:35:49,145 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1871 transitions. Word has length 151 [2022-11-18 19:35:49,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:35:49,147 INFO L495 AbstractCegarLoop]: Abstraction has 1258 states and 1871 transitions. [2022-11-18 19:35:49,147 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) [2022-11-18 19:35:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1871 transitions. [2022-11-18 19:35:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-18 19:35:49,153 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:49,154 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] [2022-11-18 19:35:49,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:49,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:49,379 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:49,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:49,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1012546771, now seen corresponding path program 1 times [2022-11-18 19:35:49,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:35:49,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [476095715] [2022-11-18 19:35:49,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:49,382 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 [2022-11-18 19:35:49,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:35:49,383 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:35:49,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:50,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 1773 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 19:35:51,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:35:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-11-18 19:35:51,224 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:35:51,224 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:35:51,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [476095715] [2022-11-18 19:35:51,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [476095715] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:35:51,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:35:51,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:35:51,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791630240] [2022-11-18 19:35:51,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:35:51,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:35:51,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:35:51,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:35:51,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:35:51,228 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) [2022-11-18 19:35:51,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:35:51,677 INFO L93 Difference]: Finished difference Result 2508 states and 3738 transitions. [2022-11-18 19:35:51,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:35:51,678 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 [2022-11-18 19:35:51,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:35:51,687 INFO L225 Difference]: With dead ends: 2508 [2022-11-18 19:35:51,687 INFO L226 Difference]: Without dead ends: 1259 [2022-11-18 19:35:51,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:35:51,695 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 3 mSDsluCounter, 3719 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2022-11-18 19:35:51,695 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] [2022-11-18 19:35:51,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1259 states. [2022-11-18 19:35:51,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1259 to 1259. [2022-11-18 19:35:51,749 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) [2022-11-18 19:35:51,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1872 transitions. [2022-11-18 19:35:51,759 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1872 transitions. Word has length 151 [2022-11-18 19:35:51,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:35:51,759 INFO L495 AbstractCegarLoop]: Abstraction has 1259 states and 1872 transitions. [2022-11-18 19:35:51,760 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) [2022-11-18 19:35:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1872 transitions. [2022-11-18 19:35:51,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-18 19:35:51,763 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:51,763 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] [2022-11-18 19:35:51,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:51,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:51,985 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:51,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:51,986 INFO L85 PathProgramCache]: Analyzing trace with hash -654074439, now seen corresponding path program 1 times [2022-11-18 19:35:51,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:35:51,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1963342637] [2022-11-18 19:35:51,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:51,988 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 [2022-11-18 19:35:51,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:35:51,990 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:35:51,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:35:53,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 19:35:53,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:35:54,322 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 64 proven. 1 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2022-11-18 19:35:54,322 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 19:35:55,146 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-11-18 19:35:55,146 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:35:55,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1963342637] [2022-11-18 19:35:55,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1963342637] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 19:35:55,147 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 19:35:55,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-18 19:35:55,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737450998] [2022-11-18 19:35:55,147 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 19:35:55,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 19:35:55,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:35:55,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 19:35:55,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:35:55,149 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) [2022-11-18 19:35:56,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:35:56,225 INFO L93 Difference]: Finished difference Result 2515 states and 3755 transitions. [2022-11-18 19:35:56,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 19:35:56,226 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 [2022-11-18 19:35:56,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:35:56,236 INFO L225 Difference]: With dead ends: 2515 [2022-11-18 19:35:56,236 INFO L226 Difference]: Without dead ends: 1262 [2022-11-18 19:35:56,243 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 [2022-11-18 19:35:56,246 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 10 mSDsluCounter, 7441 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-18 19:35:56,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 9310 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-18 19:35:56,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2022-11-18 19:35:56,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 1262. [2022-11-18 19:35:56,297 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) [2022-11-18 19:35:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1262 states and 1875 transitions. [2022-11-18 19:35:56,306 INFO L78 Accepts]: Start accepts. Automaton has 1262 states and 1875 transitions. Word has length 160 [2022-11-18 19:35:56,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:35:56,308 INFO L495 AbstractCegarLoop]: Abstraction has 1262 states and 1875 transitions. [2022-11-18 19:35:56,308 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) [2022-11-18 19:35:56,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1875 transitions. [2022-11-18 19:35:56,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-18 19:35:56,313 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:56,314 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] [2022-11-18 19:35:56,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:56,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:56,539 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:56,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:56,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1922580909, now seen corresponding path program 2 times [2022-11-18 19:35:56,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:35:56,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [236266179] [2022-11-18 19:35:56,542 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 19:35:56,542 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 [2022-11-18 19:35:56,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:35:56,543 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:35:56,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:57,763 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-18 19:35:57,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 19:35:57,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:35:57,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:35:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1218 trivial. 0 not checked. [2022-11-18 19:35:57,964 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:35:57,964 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:35:57,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [236266179] [2022-11-18 19:35:57,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [236266179] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:35:57,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:35:57,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:35:57,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230904691] [2022-11-18 19:35:57,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:35:57,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:35:57,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:35:57,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:35:57,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:35:57,966 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) [2022-11-18 19:35:59,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:35:59,524 INFO L93 Difference]: Finished difference Result 3509 states and 5188 transitions. [2022-11-18 19:35:59,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:35:59,525 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 [2022-11-18 19:35:59,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:35:59,541 INFO L225 Difference]: With dead ends: 3509 [2022-11-18 19:35:59,542 INFO L226 Difference]: Without dead ends: 2286 [2022-11-18 19:35:59,549 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 [2022-11-18 19:35:59,551 INFO L413 NwaCegarLoop]: 2120 mSDtfsCounter, 1529 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-11-18 19:35:59,553 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1529 Valid, 3781 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-18 19:35:59,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2022-11-18 19:35:59,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 2283. [2022-11-18 19:35:59,728 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) [2022-11-18 19:35:59,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 2283 states and 3362 transitions. [2022-11-18 19:35:59,741 INFO L78 Accepts]: Start accepts. Automaton has 2283 states and 3362 transitions. Word has length 187 [2022-11-18 19:35:59,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:35:59,743 INFO L495 AbstractCegarLoop]: Abstraction has 2283 states and 3362 transitions. [2022-11-18 19:35:59,743 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) [2022-11-18 19:35:59,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 3362 transitions. [2022-11-18 19:35:59,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-18 19:35:59,748 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:35:59,748 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] [2022-11-18 19:35:59,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:59,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:35:59,974 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:35:59,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:35:59,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1523003063, now seen corresponding path program 1 times [2022-11-18 19:35:59,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:35:59,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [40419531] [2022-11-18 19:35:59,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:35:59,977 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 [2022-11-18 19:35:59,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:35:59,980 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:36:00,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:03,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 2169 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:36:03,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1218 trivial. 0 not checked. [2022-11-18 19:36:03,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:36:03,701 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:36:03,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [40419531] [2022-11-18 19:36:03,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [40419531] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:03,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:03,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:36:03,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166039839] [2022-11-18 19:36:03,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:03,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:36:03,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:36:03,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:36:03,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:36:03,703 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) [2022-11-18 19:36:05,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:05,428 INFO L93 Difference]: Finished difference Result 5604 states and 8229 transitions. [2022-11-18 19:36:05,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:36:05,429 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 [2022-11-18 19:36:05,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:36:05,448 INFO L225 Difference]: With dead ends: 5604 [2022-11-18 19:36:05,448 INFO L226 Difference]: Without dead ends: 3367 [2022-11-18 19:36:05,459 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 [2022-11-18 19:36:05,460 INFO L413 NwaCegarLoop]: 3250 mSDtfsCounter, 1516 mSDsluCounter, 1649 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-11-18 19:36:05,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1516 Valid, 4899 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-18 19:36:05,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3367 states. [2022-11-18 19:36:05,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3367 to 3362. [2022-11-18 19:36:05,590 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) [2022-11-18 19:36:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 4921 transitions. [2022-11-18 19:36:05,612 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 4921 transitions. Word has length 187 [2022-11-18 19:36:05,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:36:05,613 INFO L495 AbstractCegarLoop]: Abstraction has 3362 states and 4921 transitions. [2022-11-18 19:36:05,614 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) [2022-11-18 19:36:05,614 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 4921 transitions. [2022-11-18 19:36:05,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-11-18 19:36:05,622 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:36:05,622 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] [2022-11-18 19:36:05,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:05,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:05,849 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:36:05,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:05,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1306834617, now seen corresponding path program 1 times [2022-11-18 19:36:05,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:36:05,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1038870437] [2022-11-18 19:36:05,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:05,852 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 [2022-11-18 19:36:05,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:36:05,855 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:36:05,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:10,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:36:10,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 1610 trivial. 0 not checked. [2022-11-18 19:36:11,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:36:11,938 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:36:11,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1038870437] [2022-11-18 19:36:11,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1038870437] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:11,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:11,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:36:11,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568031972] [2022-11-18 19:36:11,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:11,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:36:11,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:36:11,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:36:11,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:36:11,942 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) [2022-11-18 19:36:14,071 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 [] [2022-11-18 19:36:16,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:16,363 INFO L93 Difference]: Finished difference Result 8357 states and 12266 transitions. [2022-11-18 19:36:16,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:36:16,364 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 [2022-11-18 19:36:16,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:36:16,394 INFO L225 Difference]: With dead ends: 8357 [2022-11-18 19:36:16,394 INFO L226 Difference]: Without dead ends: 5048 [2022-11-18 19:36:16,411 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 [2022-11-18 19:36:16,412 INFO L413 NwaCegarLoop]: 2246 mSDtfsCounter, 1581 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 77 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s 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, 4.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:36:16,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1581 Valid, 3905 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 192 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2022-11-18 19:36:16,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5048 states. [2022-11-18 19:36:16,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5048 to 5045. [2022-11-18 19:36:16,718 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) [2022-11-18 19:36:16,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5045 states to 5045 states and 7300 transitions. [2022-11-18 19:36:16,748 INFO L78 Accepts]: Start accepts. Automaton has 5045 states and 7300 transitions. Word has length 328 [2022-11-18 19:36:16,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:36:16,748 INFO L495 AbstractCegarLoop]: Abstraction has 5045 states and 7300 transitions. [2022-11-18 19:36:16,750 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) [2022-11-18 19:36:16,750 INFO L276 IsEmpty]: Start isEmpty. Operand 5045 states and 7300 transitions. [2022-11-18 19:36:16,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-11-18 19:36:16,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:36:16,757 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] [2022-11-18 19:36:16,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:16,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:16,981 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:36:16,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:16,982 INFO L85 PathProgramCache]: Analyzing trace with hash -907256771, now seen corresponding path program 1 times [2022-11-18 19:36:16,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:36:16,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1869664891] [2022-11-18 19:36:16,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:16,984 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 [2022-11-18 19:36:16,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:36:16,987 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:36:16,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:21,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 2578 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:36:21,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:22,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 1610 trivial. 0 not checked. [2022-11-18 19:36:22,305 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:36:22,305 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:36:22,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1869664891] [2022-11-18 19:36:22,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1869664891] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:22,305 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:22,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:36:22,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278726728] [2022-11-18 19:36:22,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:22,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:36:22,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:36:22,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:36:22,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:36:22,308 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) [2022-11-18 19:36:24,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:36:26,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:26,887 INFO L93 Difference]: Finished difference Result 12420 states and 18017 transitions. [2022-11-18 19:36:26,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:36:26,888 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 [2022-11-18 19:36:26,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:36:26,925 INFO L225 Difference]: With dead ends: 12420 [2022-11-18 19:36:26,926 INFO L226 Difference]: Without dead ends: 7428 [2022-11-18 19:36:26,947 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 [2022-11-18 19:36:26,947 INFO L413 NwaCegarLoop]: 2545 mSDtfsCounter, 1580 mSDsluCounter, 1658 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 83 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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, 4.4s IncrementalHoareTripleChecker+Time [2022-11-18 19:36:26,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1580 Valid, 4203 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 206 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-18 19:36:26,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7428 states. [2022-11-18 19:36:27,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7428 to 7423. [2022-11-18 19:36:27,322 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) [2022-11-18 19:36:27,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7423 states to 7423 states and 10604 transitions. [2022-11-18 19:36:27,350 INFO L78 Accepts]: Start accepts. Automaton has 7423 states and 10604 transitions. Word has length 328 [2022-11-18 19:36:27,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:36:27,355 INFO L495 AbstractCegarLoop]: Abstraction has 7423 states and 10604 transitions. [2022-11-18 19:36:27,355 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) [2022-11-18 19:36:27,355 INFO L276 IsEmpty]: Start isEmpty. Operand 7423 states and 10604 transitions. [2022-11-18 19:36:27,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-11-18 19:36:27,362 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:36:27,362 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] [2022-11-18 19:36:27,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:27,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:27,585 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:36:27,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:27,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1696470720, now seen corresponding path program 1 times [2022-11-18 19:36:27,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:36:27,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1815228346] [2022-11-18 19:36:27,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:27,587 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 [2022-11-18 19:36:27,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:36:27,588 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:36:27,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:31,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 2579 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:36:31,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-18 19:36:37,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:36:37,550 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:36:37,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1815228346] [2022-11-18 19:36:37,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1815228346] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:37,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:37,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 19:36:37,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590228314] [2022-11-18 19:36:37,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:37,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:36:37,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:36:37,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:36:37,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:36:37,553 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) [2022-11-18 19:36:37,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:37,730 INFO L93 Difference]: Finished difference Result 7659 states and 10895 transitions. [2022-11-18 19:36:37,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:36:37,730 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 [2022-11-18 19:36:37,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:36:37,769 INFO L225 Difference]: With dead ends: 7659 [2022-11-18 19:36:37,769 INFO L226 Difference]: Without dead ends: 7656 [2022-11-18 19:36:37,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:36:37,774 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 [2022-11-18 19:36:37,775 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] [2022-11-18 19:36:37,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7656 states. [2022-11-18 19:36:38,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7656 to 7591. [2022-11-18 19:36:38,185 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) [2022-11-18 19:36:38,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7591 states to 7591 states and 10799 transitions. [2022-11-18 19:36:38,213 INFO L78 Accepts]: Start accepts. Automaton has 7591 states and 10799 transitions. Word has length 329 [2022-11-18 19:36:38,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:36:38,214 INFO L495 AbstractCegarLoop]: Abstraction has 7591 states and 10799 transitions. [2022-11-18 19:36:38,214 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) [2022-11-18 19:36:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand 7591 states and 10799 transitions. [2022-11-18 19:36:38,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-11-18 19:36:38,222 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:36:38,222 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] [2022-11-18 19:36:38,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Ended with exit code 0 [2022-11-18 19:36:38,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:38,445 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:36:38,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:38,446 INFO L85 PathProgramCache]: Analyzing trace with hash -669221903, now seen corresponding path program 1 times [2022-11-18 19:36:38,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:36:38,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98756806] [2022-11-18 19:36:38,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:38,447 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 [2022-11-18 19:36:38,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:36:38,448 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:36:38,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:42,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 2531 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 19:36:42,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:43,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-18 19:36:43,025 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:36:43,026 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:36:43,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [98756806] [2022-11-18 19:36:43,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [98756806] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:43,026 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:43,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:36:43,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310687958] [2022-11-18 19:36:43,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:43,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:36:43,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:36:43,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:36:43,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:36:43,028 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) [2022-11-18 19:36:43,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:43,574 INFO L93 Difference]: Finished difference Result 7666 states and 10905 transitions. [2022-11-18 19:36:43,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:36:43,574 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 [2022-11-18 19:36:43,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:36:43,618 INFO L225 Difference]: With dead ends: 7666 [2022-11-18 19:36:43,618 INFO L226 Difference]: Without dead ends: 7663 [2022-11-18 19:36:43,623 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 [2022-11-18 19:36:43,625 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 [2022-11-18 19:36:43,626 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] [2022-11-18 19:36:43,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7663 states. [2022-11-18 19:36:44,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7663 to 7623. [2022-11-18 19:36:44,039 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) [2022-11-18 19:36:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7623 states to 7623 states and 10823 transitions. [2022-11-18 19:36:44,065 INFO L78 Accepts]: Start accepts. Automaton has 7623 states and 10823 transitions. Word has length 339 [2022-11-18 19:36:44,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:36:44,066 INFO L495 AbstractCegarLoop]: Abstraction has 7623 states and 10823 transitions. [2022-11-18 19:36:44,067 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) [2022-11-18 19:36:44,067 INFO L276 IsEmpty]: Start isEmpty. Operand 7623 states and 10823 transitions. [2022-11-18 19:36:44,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-11-18 19:36:44,073 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:36:44,073 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] [2022-11-18 19:36:44,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Ended with exit code 0 [2022-11-18 19:36:44,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:44,297 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:36:44,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:44,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1365701677, now seen corresponding path program 1 times [2022-11-18 19:36:44,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:36:44,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1672042608] [2022-11-18 19:36:44,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:44,300 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 [2022-11-18 19:36:44,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:36:44,301 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:36:44,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:48,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 2783 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 19:36:48,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2068 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2068 trivial. 0 not checked. [2022-11-18 19:36:49,121 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:36:49,121 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:36:49,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1672042608] [2022-11-18 19:36:49,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1672042608] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:49,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:49,122 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:36:49,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920853404] [2022-11-18 19:36:49,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:49,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:36:49,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:36:49,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:36:49,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:36:49,124 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) [2022-11-18 19:36:50,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:50,578 INFO L93 Difference]: Finished difference Result 15193 states and 21682 transitions. [2022-11-18 19:36:50,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:36:50,578 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 [2022-11-18 19:36:50,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:36:50,606 INFO L225 Difference]: With dead ends: 15193 [2022-11-18 19:36:50,607 INFO L226 Difference]: Without dead ends: 7623 [2022-11-18 19:36:50,633 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:36:50,634 INFO L413 NwaCegarLoop]: 1850 mSDtfsCounter, 19 mSDsluCounter, 7346 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:36:50,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 9196 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-18 19:36:50,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7623 states. [2022-11-18 19:36:51,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7623 to 7623. [2022-11-18 19:36:51,058 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) [2022-11-18 19:36:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7623 states to 7623 states and 10815 transitions. [2022-11-18 19:36:51,087 INFO L78 Accepts]: Start accepts. Automaton has 7623 states and 10815 transitions. Word has length 365 [2022-11-18 19:36:51,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:36:51,088 INFO L495 AbstractCegarLoop]: Abstraction has 7623 states and 10815 transitions. [2022-11-18 19:36:51,088 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) [2022-11-18 19:36:51,088 INFO L276 IsEmpty]: Start isEmpty. Operand 7623 states and 10815 transitions. [2022-11-18 19:36:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-11-18 19:36:51,094 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:36:51,094 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] [2022-11-18 19:36:51,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:51,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:51,309 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:36:51,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:51,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1123827285, now seen corresponding path program 1 times [2022-11-18 19:36:51,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:36:51,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [91069842] [2022-11-18 19:36:51,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:51,311 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 [2022-11-18 19:36:51,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:36:51,312 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:36:51,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:36:55,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 2783 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 19:36:55,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:36:56,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2068 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2068 trivial. 0 not checked. [2022-11-18 19:36:56,043 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:36:56,043 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:36:56,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [91069842] [2022-11-18 19:36:56,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [91069842] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:36:56,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:36:56,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:36:56,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121745496] [2022-11-18 19:36:56,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:36:56,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:36:56,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:36:56,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:36:56,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:36:56,045 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) [2022-11-18 19:36:56,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:36:56,496 INFO L93 Difference]: Finished difference Result 7674 states and 10887 transitions. [2022-11-18 19:36:56,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:36:56,497 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 [2022-11-18 19:36:56,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:36:56,524 INFO L225 Difference]: With dead ends: 7674 [2022-11-18 19:36:56,524 INFO L226 Difference]: Without dead ends: 7671 [2022-11-18 19:36:56,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:36:56,529 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 [2022-11-18 19:36:56,530 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] [2022-11-18 19:36:56,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-11-18 19:36:56,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 7655. [2022-11-18 19:36:56,936 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) [2022-11-18 19:36:56,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7655 states to 7655 states and 10839 transitions. [2022-11-18 19:36:56,971 INFO L78 Accepts]: Start accepts. Automaton has 7655 states and 10839 transitions. Word has length 365 [2022-11-18 19:36:56,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:36:56,972 INFO L495 AbstractCegarLoop]: Abstraction has 7655 states and 10839 transitions. [2022-11-18 19:36:56,972 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) [2022-11-18 19:36:56,973 INFO L276 IsEmpty]: Start isEmpty. Operand 7655 states and 10839 transitions. [2022-11-18 19:36:56,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-18 19:36:56,985 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:36:56,986 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] [2022-11-18 19:36:57,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:57,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:36:57,204 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:36:57,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:36:57,205 INFO L85 PathProgramCache]: Analyzing trace with hash -239370847, now seen corresponding path program 1 times [2022-11-18 19:36:57,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:36:57,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1602767382] [2022-11-18 19:36:57,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:36:57,207 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 [2022-11-18 19:36:57,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:36:57,208 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:36:57,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:37:01,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 19:37:01,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:37:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-18 19:37:02,189 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:37:02,189 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:02,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1602767382] [2022-11-18 19:37:02,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1602767382] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:37:02,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:37:02,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:37:02,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400838917] [2022-11-18 19:37:02,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:37:02,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:37:02,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:02,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:37:02,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:37:02,193 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) [2022-11-18 19:37:03,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:37:03,594 INFO L93 Difference]: Finished difference Result 15257 states and 21656 transitions. [2022-11-18 19:37:03,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:37:03,595 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 [2022-11-18 19:37:03,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:37:03,624 INFO L225 Difference]: With dead ends: 15257 [2022-11-18 19:37:03,625 INFO L226 Difference]: Without dead ends: 7655 [2022-11-18 19:37:03,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:37:03,649 INFO L413 NwaCegarLoop]: 1849 mSDtfsCounter, 32 mSDsluCounter, 7327 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:37:03,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 9176 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-18 19:37:03,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7655 states. [2022-11-18 19:37:03,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7655 to 7655. [2022-11-18 19:37:03,959 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) [2022-11-18 19:37:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7655 states to 7655 states and 10831 transitions. [2022-11-18 19:37:03,989 INFO L78 Accepts]: Start accepts. Automaton has 7655 states and 10831 transitions. Word has length 375 [2022-11-18 19:37:03,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:37:03,990 INFO L495 AbstractCegarLoop]: Abstraction has 7655 states and 10831 transitions. [2022-11-18 19:37:03,990 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) [2022-11-18 19:37:03,990 INFO L276 IsEmpty]: Start isEmpty. Operand 7655 states and 10831 transitions. [2022-11-18 19:37:03,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-18 19:37:03,999 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:37:04,000 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] [2022-11-18 19:37:04,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:04,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:04,213 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:37:04,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:37:04,214 INFO L85 PathProgramCache]: Analyzing trace with hash -216738593, now seen corresponding path program 1 times [2022-11-18 19:37:04,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:37:04,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1571065662] [2022-11-18 19:37:04,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:37:04,216 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 [2022-11-18 19:37:04,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:37:04,218 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:37:04,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:37:09,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 19:37:09,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:37:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-18 19:37:09,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:37:09,253 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:09,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1571065662] [2022-11-18 19:37:09,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1571065662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:37:09,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:37:09,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:37:09,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752128354] [2022-11-18 19:37:09,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:37:09,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:37:09,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:09,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:37:09,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:37:09,255 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) [2022-11-18 19:37:09,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:37:09,699 INFO L93 Difference]: Finished difference Result 15472 states and 21954 transitions. [2022-11-18 19:37:09,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:37:09,700 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 [2022-11-18 19:37:09,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:37:09,728 INFO L225 Difference]: With dead ends: 15472 [2022-11-18 19:37:09,728 INFO L226 Difference]: Without dead ends: 7870 [2022-11-18 19:37:09,749 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 [2022-11-18 19:37:09,750 INFO L413 NwaCegarLoop]: 1881 mSDtfsCounter, 34 mSDsluCounter, 3741 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:37:09,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 5622 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 19:37:09,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7870 states. [2022-11-18 19:37:10,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7870 to 7870. [2022-11-18 19:37:10,079 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) [2022-11-18 19:37:10,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7870 states to 7870 states and 11148 transitions. [2022-11-18 19:37:10,107 INFO L78 Accepts]: Start accepts. Automaton has 7870 states and 11148 transitions. Word has length 375 [2022-11-18 19:37:10,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:37:10,108 INFO L495 AbstractCegarLoop]: Abstraction has 7870 states and 11148 transitions. [2022-11-18 19:37:10,108 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) [2022-11-18 19:37:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 7870 states and 11148 transitions. [2022-11-18 19:37:10,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-18 19:37:10,121 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:37:10,121 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] [2022-11-18 19:37:10,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:10,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:10,344 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:37:10,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:37:10,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1169464801, now seen corresponding path program 1 times [2022-11-18 19:37:10,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:37:10,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1859651808] [2022-11-18 19:37:10,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:37:10,346 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 [2022-11-18 19:37:10,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:37:10,347 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:37:10,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:37:15,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 19:37:15,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:37:15,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-18 19:37:15,467 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:37:15,468 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:15,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1859651808] [2022-11-18 19:37:15,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1859651808] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:37:15,468 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:37:15,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:37:15,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825648547] [2022-11-18 19:37:15,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:37:15,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:37:15,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:15,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:37:15,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:37:15,469 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) [2022-11-18 19:37:15,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:37:15,916 INFO L93 Difference]: Finished difference Result 8308 states and 11806 transitions. [2022-11-18 19:37:15,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:37:15,917 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 [2022-11-18 19:37:15,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:37:15,944 INFO L225 Difference]: With dead ends: 8308 [2022-11-18 19:37:15,944 INFO L226 Difference]: Without dead ends: 8305 [2022-11-18 19:37:15,949 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 [2022-11-18 19:37:15,950 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 [2022-11-18 19:37:15,950 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] [2022-11-18 19:37:15,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8305 states. [2022-11-18 19:37:16,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8305 to 7902. [2022-11-18 19:37:16,289 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) [2022-11-18 19:37:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7902 states to 7902 states and 11172 transitions. [2022-11-18 19:37:16,318 INFO L78 Accepts]: Start accepts. Automaton has 7902 states and 11172 transitions. Word has length 375 [2022-11-18 19:37:16,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:37:16,319 INFO L495 AbstractCegarLoop]: Abstraction has 7902 states and 11172 transitions. [2022-11-18 19:37:16,319 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) [2022-11-18 19:37:16,319 INFO L276 IsEmpty]: Start isEmpty. Operand 7902 states and 11172 transitions. [2022-11-18 19:37:16,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-11-18 19:37:16,330 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:37:16,330 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] [2022-11-18 19:37:16,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:16,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:16,549 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:37:16,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:37:16,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1334522641, now seen corresponding path program 1 times [2022-11-18 19:37:16,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:37:16,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092666993] [2022-11-18 19:37:16,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:37:16,552 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 [2022-11-18 19:37:16,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:37:16,554 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:37:16,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:37:21,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 2769 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 19:37:21,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:37:21,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-11-18 19:37:21,914 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:37:21,914 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:21,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2092666993] [2022-11-18 19:37:21,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2092666993] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:37:21,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:37:21,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:37:21,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512926780] [2022-11-18 19:37:21,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:37:21,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:37:21,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:21,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:37:21,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:37:21,917 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) [2022-11-18 19:37:22,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:37:22,461 INFO L93 Difference]: Finished difference Result 7953 states and 11238 transitions. [2022-11-18 19:37:22,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:37:22,461 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 [2022-11-18 19:37:22,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:37:22,486 INFO L225 Difference]: With dead ends: 7953 [2022-11-18 19:37:22,486 INFO L226 Difference]: Without dead ends: 7950 [2022-11-18 19:37:22,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:37:22,491 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 [2022-11-18 19:37:22,492 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] [2022-11-18 19:37:22,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7950 states. [2022-11-18 19:37:22,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7950 to 7934. [2022-11-18 19:37:22,824 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) [2022-11-18 19:37:22,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7934 states to 7934 states and 11196 transitions. [2022-11-18 19:37:22,852 INFO L78 Accepts]: Start accepts. Automaton has 7934 states and 11196 transitions. Word has length 378 [2022-11-18 19:37:22,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:37:22,853 INFO L495 AbstractCegarLoop]: Abstraction has 7934 states and 11196 transitions. [2022-11-18 19:37:22,853 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) [2022-11-18 19:37:22,854 INFO L276 IsEmpty]: Start isEmpty. Operand 7934 states and 11196 transitions. [2022-11-18 19:37:22,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-11-18 19:37:22,872 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:37:22,872 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] [2022-11-18 19:37:22,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:23,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:23,085 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:37:23,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:37:23,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1265101598, now seen corresponding path program 1 times [2022-11-18 19:37:23,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:37:23,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911366824] [2022-11-18 19:37:23,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:37:23,088 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 [2022-11-18 19:37:23,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:37:23,090 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:37:23,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:37:27,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 2805 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:37:27,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:37:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2076 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-18 19:37:28,078 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:37:28,078 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:28,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911366824] [2022-11-18 19:37:28,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911366824] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:37:28,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:37:28,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:37:28,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220543168] [2022-11-18 19:37:28,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:37:28,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:37:28,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:28,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:37:28,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:37:28,081 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) [2022-11-18 19:37:30,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:37:32,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:37:32,670 INFO L93 Difference]: Finished difference Result 18337 states and 25950 transitions. [2022-11-18 19:37:32,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:37:32,670 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 [2022-11-18 19:37:32,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:37:32,702 INFO L225 Difference]: With dead ends: 18337 [2022-11-18 19:37:32,702 INFO L226 Difference]: Without dead ends: 10456 [2022-11-18 19:37:32,723 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 [2022-11-18 19:37:32,724 INFO L413 NwaCegarLoop]: 3307 mSDtfsCounter, 1587 mSDsluCounter, 1677 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 79 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s 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, 4.3s IncrementalHoareTripleChecker+Time [2022-11-18 19:37:32,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1587 Valid, 4984 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 191 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-18 19:37:32,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10456 states. [2022-11-18 19:37:33,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10456 to 10443. [2022-11-18 19:37:33,150 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) [2022-11-18 19:37:33,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14645 transitions. [2022-11-18 19:37:33,178 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14645 transitions. Word has length 397 [2022-11-18 19:37:33,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:37:33,179 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14645 transitions. [2022-11-18 19:37:33,179 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) [2022-11-18 19:37:33,179 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14645 transitions. [2022-11-18 19:37:33,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-18 19:37:33,196 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:37:33,196 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] [2022-11-18 19:37:33,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:33,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:33,409 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:37:33,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:37:33,410 INFO L85 PathProgramCache]: Analyzing trace with hash -229631558, now seen corresponding path program 1 times [2022-11-18 19:37:33,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:37:33,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771902693] [2022-11-18 19:37:33,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:37:33,411 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 [2022-11-18 19:37:33,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:37:33,412 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:37:33,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:37:38,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 19:37:38,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:37:38,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2022-11-18 19:37:38,812 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:37:38,813 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:38,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771902693] [2022-11-18 19:37:38,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771902693] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:37:38,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:37:38,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:37:38,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804817376] [2022-11-18 19:37:38,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:37:38,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:37:38,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:38,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:37:38,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:37:38,815 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) [2022-11-18 19:37:40,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:37:40,281 INFO L93 Difference]: Finished difference Result 20833 states and 29266 transitions. [2022-11-18 19:37:40,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:37:40,286 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 [2022-11-18 19:37:40,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:37:40,322 INFO L225 Difference]: With dead ends: 20833 [2022-11-18 19:37:40,323 INFO L226 Difference]: Without dead ends: 10443 [2022-11-18 19:37:40,354 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 [2022-11-18 19:37:40,355 INFO L413 NwaCegarLoop]: 1848 mSDtfsCounter, 119 mSDsluCounter, 7244 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:37:40,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 9092 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-18 19:37:40,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10443 states. [2022-11-18 19:37:40,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10443 to 10443. [2022-11-18 19:37:40,797 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) [2022-11-18 19:37:40,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14634 transitions. [2022-11-18 19:37:40,938 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14634 transitions. Word has length 401 [2022-11-18 19:37:40,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:37:40,939 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14634 transitions. [2022-11-18 19:37:40,939 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) [2022-11-18 19:37:40,939 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14634 transitions. [2022-11-18 19:37:40,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-18 19:37:40,950 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:37:40,950 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] [2022-11-18 19:37:41,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:41,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:41,173 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:37:41,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:37:41,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1445785284, now seen corresponding path program 1 times [2022-11-18 19:37:41,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:37:41,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [916151115] [2022-11-18 19:37:41,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:37:41,177 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 [2022-11-18 19:37:41,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:37:41,178 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:37:41,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:37:46,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-18 19:37:46,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:37:46,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2069 trivial. 0 not checked. [2022-11-18 19:37:46,778 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:37:46,779 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:46,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [916151115] [2022-11-18 19:37:46,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [916151115] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:37:46,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:37:46,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:37:46,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773579784] [2022-11-18 19:37:46,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:37:46,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:37:46,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:46,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:37:46,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:37:46,781 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) [2022-11-18 19:37:48,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:37:48,310 INFO L93 Difference]: Finished difference Result 20833 states and 29274 transitions. [2022-11-18 19:37:48,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:37:48,311 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 [2022-11-18 19:37:48,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:37:48,335 INFO L225 Difference]: With dead ends: 20833 [2022-11-18 19:37:48,335 INFO L226 Difference]: Without dead ends: 10443 [2022-11-18 19:37:48,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:37:48,361 INFO L413 NwaCegarLoop]: 1847 mSDtfsCounter, 26 mSDsluCounter, 7329 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:37:48,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 9176 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-18 19:37:48,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10443 states. [2022-11-18 19:37:48,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10443 to 10443. [2022-11-18 19:37:48,795 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) [2022-11-18 19:37:48,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10443 states to 10443 states and 14623 transitions. [2022-11-18 19:37:48,828 INFO L78 Accepts]: Start accepts. Automaton has 10443 states and 14623 transitions. Word has length 401 [2022-11-18 19:37:48,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:37:48,829 INFO L495 AbstractCegarLoop]: Abstraction has 10443 states and 14623 transitions. [2022-11-18 19:37:48,829 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) [2022-11-18 19:37:48,829 INFO L276 IsEmpty]: Start isEmpty. Operand 10443 states and 14623 transitions. [2022-11-18 19:37:48,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-18 19:37:48,844 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:37:48,844 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] [2022-11-18 19:37:48,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Forceful destruction successful, exit code 0 [2022-11-18 19:37:49,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:49,057 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:37:49,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:37:49,058 INFO L85 PathProgramCache]: Analyzing trace with hash -785188842, now seen corresponding path program 1 times [2022-11-18 19:37:49,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:37:49,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1674137929] [2022-11-18 19:37:49,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:37:49,060 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 [2022-11-18 19:37:49,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:37:49,062 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:37:49,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:37:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:37:54,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 19:37:54,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:37:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2071 trivial. 0 not checked. [2022-11-18 19:37:54,985 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:37:54,986 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:54,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1674137929] [2022-11-18 19:37:54,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1674137929] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:37:54,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:37:54,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:37:54,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184341808] [2022-11-18 19:37:54,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:37:54,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:37:54,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:54,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:37:54,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:37:54,988 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) [2022-11-18 19:37:59,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:03,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:09,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:10,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:38:10,145 INFO L93 Difference]: Finished difference Result 21438 states and 30213 transitions. [2022-11-18 19:38:10,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:38:10,146 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 [2022-11-18 19:38:10,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:38:10,170 INFO L225 Difference]: With dead ends: 21438 [2022-11-18 19:38:10,170 INFO L226 Difference]: Without dead ends: 11048 [2022-11-18 19:38:10,184 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:38:10,184 INFO L413 NwaCegarLoop]: 1871 mSDtfsCounter, 113 mSDsluCounter, 5523 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s 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, 14.7s IncrementalHoareTripleChecker+Time [2022-11-18 19:38:10,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 7394 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 14.7s Time] [2022-11-18 19:38:10,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11048 states. [2022-11-18 19:38:10,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11048 to 10806. [2022-11-18 19:38:10,558 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) [2022-11-18 19:38:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10806 states to 10806 states and 15206 transitions. [2022-11-18 19:38:10,591 INFO L78 Accepts]: Start accepts. Automaton has 10806 states and 15206 transitions. Word has length 401 [2022-11-18 19:38:10,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:38:10,592 INFO L495 AbstractCegarLoop]: Abstraction has 10806 states and 15206 transitions. [2022-11-18 19:38:10,592 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) [2022-11-18 19:38:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 10806 states and 15206 transitions. [2022-11-18 19:38:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-11-18 19:38:10,607 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:38:10,607 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] [2022-11-18 19:38:10,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Ended with exit code 0 [2022-11-18 19:38:10,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:10,829 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:38:10,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:38:10,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1893227031, now seen corresponding path program 1 times [2022-11-18 19:38:10,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:38:10,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1977525763] [2022-11-18 19:38:10,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:38:10,832 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 [2022-11-18 19:38:10,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:38:10,833 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:38:10,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:15,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 2807 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:38:15,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:38:15,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2061 trivial. 0 not checked. [2022-11-18 19:38:15,750 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:38:15,750 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:38:15,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1977525763] [2022-11-18 19:38:15,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1977525763] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:38:15,750 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:38:15,750 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:38:15,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016417214] [2022-11-18 19:38:15,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:38:15,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:38:15,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:38:15,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:38:15,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:38:15,752 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) [2022-11-18 19:38:17,881 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 [] [2022-11-18 19:38:20,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:38:20,458 INFO L93 Difference]: Finished difference Result 24947 states and 35205 transitions. [2022-11-18 19:38:20,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:38:20,459 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 [2022-11-18 19:38:20,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:38:20,505 INFO L225 Difference]: With dead ends: 24947 [2022-11-18 19:38:20,505 INFO L226 Difference]: Without dead ends: 14194 [2022-11-18 19:38:20,526 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 [2022-11-18 19:38:20,527 INFO L413 NwaCegarLoop]: 3249 mSDtfsCounter, 1591 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 85 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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, 4.3s IncrementalHoareTripleChecker+Time [2022-11-18 19:38:20,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 4910 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 205 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-18 19:38:20,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14194 states. [2022-11-18 19:38:21,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14194 to 14174. [2022-11-18 19:38:21,015 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) [2022-11-18 19:38:21,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14174 states to 14174 states and 19813 transitions. [2022-11-18 19:38:21,061 INFO L78 Accepts]: Start accepts. Automaton has 14174 states and 19813 transitions. Word has length 398 [2022-11-18 19:38:21,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:38:21,062 INFO L495 AbstractCegarLoop]: Abstraction has 14174 states and 19813 transitions. [2022-11-18 19:38:21,062 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) [2022-11-18 19:38:21,062 INFO L276 IsEmpty]: Start isEmpty. Operand 14174 states and 19813 transitions. [2022-11-18 19:38:21,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-11-18 19:38:21,069 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:38:21,069 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] [2022-11-18 19:38:21,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:21,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:21,270 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:38:21,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:38:21,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1615635569, now seen corresponding path program 1 times [2022-11-18 19:38:21,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:38:21,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [828169094] [2022-11-18 19:38:21,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:38:21,273 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 [2022-11-18 19:38:21,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:38:21,274 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:38:21,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:26,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 2927 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 19:38:26,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:38:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2071 trivial. 0 not checked. [2022-11-18 19:38:26,684 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:38:26,684 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:38:26,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [828169094] [2022-11-18 19:38:26,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [828169094] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:38:26,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:38:26,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:38:26,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6853115] [2022-11-18 19:38:26,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:38:26,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:38:26,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:38:26,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:38:26,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:38:26,686 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) [2022-11-18 19:38:27,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:38:27,344 INFO L93 Difference]: Finished difference Result 14550 states and 20397 transitions. [2022-11-18 19:38:27,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:38:27,345 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 [2022-11-18 19:38:27,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:38:27,396 INFO L225 Difference]: With dead ends: 14550 [2022-11-18 19:38:27,396 INFO L226 Difference]: Without dead ends: 14547 [2022-11-18 19:38:27,401 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 [2022-11-18 19:38:27,401 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 [2022-11-18 19:38:27,402 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] [2022-11-18 19:38:27,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14547 states. [2022-11-18 19:38:27,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14547 to 14202. [2022-11-18 19:38:27,828 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) [2022-11-18 19:38:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14202 states to 14202 states and 19826 transitions. [2022-11-18 19:38:27,861 INFO L78 Accepts]: Start accepts. Automaton has 14202 states and 19826 transitions. Word has length 403 [2022-11-18 19:38:27,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:38:27,862 INFO L495 AbstractCegarLoop]: Abstraction has 14202 states and 19826 transitions. [2022-11-18 19:38:27,862 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) [2022-11-18 19:38:27,862 INFO L276 IsEmpty]: Start isEmpty. Operand 14202 states and 19826 transitions. [2022-11-18 19:38:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2022-11-18 19:38:27,883 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:38:27,883 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] [2022-11-18 19:38:27,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Ended with exit code 0 [2022-11-18 19:38:28,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:28,097 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:38:28,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:38:28,098 INFO L85 PathProgramCache]: Analyzing trace with hash -2085039776, now seen corresponding path program 1 times [2022-11-18 19:38:28,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:38:28,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464111483] [2022-11-18 19:38:28,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:38:28,099 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 [2022-11-18 19:38:28,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:38:28,100 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:38:28,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:32,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 2903 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 19:38:32,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:38:33,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2110 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 2081 trivial. 0 not checked. [2022-11-18 19:38:33,168 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:38:33,168 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:38:33,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464111483] [2022-11-18 19:38:33,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1464111483] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:38:33,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:38:33,169 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:38:33,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400353211] [2022-11-18 19:38:33,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:38:33,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:38:33,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:38:33,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:38:33,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:38:33,170 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) [2022-11-18 19:38:35,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:36,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:38:36,444 INFO L93 Difference]: Finished difference Result 35440 states and 49302 transitions. [2022-11-18 19:38:36,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:38:36,445 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 [2022-11-18 19:38:36,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:38:36,497 INFO L225 Difference]: With dead ends: 35440 [2022-11-18 19:38:36,497 INFO L226 Difference]: Without dead ends: 21291 [2022-11-18 19:38:36,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:38:36,519 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, 2.4s IncrementalHoareTripleChecker+Time [2022-11-18 19:38:36,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1705 Valid, 12550 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-11-18 19:38:36,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21291 states. [2022-11-18 19:38:37,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21291 to 14218. [2022-11-18 19:38:37,184 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) [2022-11-18 19:38:37,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14218 states to 14218 states and 19843 transitions. [2022-11-18 19:38:37,216 INFO L78 Accepts]: Start accepts. Automaton has 14218 states and 19843 transitions. Word has length 435 [2022-11-18 19:38:37,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:38:37,216 INFO L495 AbstractCegarLoop]: Abstraction has 14218 states and 19843 transitions. [2022-11-18 19:38:37,217 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) [2022-11-18 19:38:37,217 INFO L276 IsEmpty]: Start isEmpty. Operand 14218 states and 19843 transitions. [2022-11-18 19:38:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-11-18 19:38:37,228 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:38:37,228 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] [2022-11-18 19:38:37,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:37,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:37,429 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:38:37,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:38:37,429 INFO L85 PathProgramCache]: Analyzing trace with hash -830452244, now seen corresponding path program 1 times [2022-11-18 19:38:37,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:38:37,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [556212630] [2022-11-18 19:38:37,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:38:37,431 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 [2022-11-18 19:38:37,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:38:37,432 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:38:37,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:42,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 2905 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 19:38:42,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:38:42,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2081 trivial. 0 not checked. [2022-11-18 19:38:42,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:38:42,592 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:38:42,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [556212630] [2022-11-18 19:38:42,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [556212630] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:38:42,592 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:38:42,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:38:42,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716221519] [2022-11-18 19:38:42,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:38:42,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:38:42,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:38:42,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:38:42,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:38:42,594 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) [2022-11-18 19:38:44,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:38:46,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:38:46,139 INFO L93 Difference]: Finished difference Result 35460 states and 49307 transitions. [2022-11-18 19:38:46,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:38:46,141 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 [2022-11-18 19:38:46,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:38:46,208 INFO L225 Difference]: With dead ends: 35460 [2022-11-18 19:38:46,208 INFO L226 Difference]: Without dead ends: 21295 [2022-11-18 19:38:46,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:38:46,233 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 [2022-11-18 19:38:46,233 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] [2022-11-18 19:38:46,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21295 states. [2022-11-18 19:38:47,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21295 to 14232. [2022-11-18 19:38:47,137 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) [2022-11-18 19:38:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14232 states to 14232 states and 19857 transitions. [2022-11-18 19:38:47,172 INFO L78 Accepts]: Start accepts. Automaton has 14232 states and 19857 transitions. Word has length 436 [2022-11-18 19:38:47,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:38:47,172 INFO L495 AbstractCegarLoop]: Abstraction has 14232 states and 19857 transitions. [2022-11-18 19:38:47,173 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) [2022-11-18 19:38:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 14232 states and 19857 transitions. [2022-11-18 19:38:47,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2022-11-18 19:38:47,187 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:38:47,187 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] [2022-11-18 19:38:47,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:47,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:47,397 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:38:47,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:38:47,398 INFO L85 PathProgramCache]: Analyzing trace with hash 896958529, now seen corresponding path program 1 times [2022-11-18 19:38:47,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:38:47,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472503511] [2022-11-18 19:38:47,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:38:47,400 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 [2022-11-18 19:38:47,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:38:47,401 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:38:47,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:38:52,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 3104 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-18 19:38:52,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:38:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2123 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2083 trivial. 0 not checked. [2022-11-18 19:38:53,184 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:38:53,184 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:38:53,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [472503511] [2022-11-18 19:38:53,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [472503511] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:38:53,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:38:53,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:38:53,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154317227] [2022-11-18 19:38:53,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:38:53,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:38:53,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:38:53,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:38:53,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:38:53,187 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) [2022-11-18 19:38:54,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:38:54,378 INFO L93 Difference]: Finished difference Result 28484 states and 39745 transitions. [2022-11-18 19:38:54,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:38:54,379 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 [2022-11-18 19:38:54,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:38:54,426 INFO L225 Difference]: With dead ends: 28484 [2022-11-18 19:38:54,426 INFO L226 Difference]: Without dead ends: 14305 [2022-11-18 19:38:54,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 466 GetRequests, 461 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:38:54,447 INFO L413 NwaCegarLoop]: 1864 mSDtfsCounter, 4 mSDsluCounter, 7444 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-11-18 19:38:54,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 9308 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-18 19:38:54,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14305 states. [2022-11-18 19:38:55,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14305 to 14267. [2022-11-18 19:38:55,115 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) [2022-11-18 19:38:55,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14267 states to 14267 states and 19899 transitions. [2022-11-18 19:38:55,147 INFO L78 Accepts]: Start accepts. Automaton has 14267 states and 19899 transitions. Word has length 466 [2022-11-18 19:38:55,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:38:55,148 INFO L495 AbstractCegarLoop]: Abstraction has 14267 states and 19899 transitions. [2022-11-18 19:38:55,148 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) [2022-11-18 19:38:55,148 INFO L276 IsEmpty]: Start isEmpty. Operand 14267 states and 19899 transitions. [2022-11-18 19:38:55,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2022-11-18 19:38:55,167 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:38:55,168 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] [2022-11-18 19:38:55,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Ended with exit code 0 [2022-11-18 19:38:55,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:38:55,369 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:38:55,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:38:55,369 INFO L85 PathProgramCache]: Analyzing trace with hash 560429201, now seen corresponding path program 1 times [2022-11-18 19:38:55,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:38:55,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [569661492] [2022-11-18 19:38:55,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:38:55,371 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 [2022-11-18 19:38:55,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:38:55,372 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:38:55,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:39:00,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 3134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 19:39:00,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:39:00,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-11-18 19:39:00,913 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:39:00,913 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:39:00,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [569661492] [2022-11-18 19:39:00,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [569661492] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:39:00,913 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:39:00,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:39:00,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047095980] [2022-11-18 19:39:00,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:39:00,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:39:00,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:39:00,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:39:00,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:39:00,915 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) [2022-11-18 19:39:01,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:39:01,965 INFO L93 Difference]: Finished difference Result 28553 states and 39835 transitions. [2022-11-18 19:39:01,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:39:01,966 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 [2022-11-18 19:39:01,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:39:02,011 INFO L225 Difference]: With dead ends: 28553 [2022-11-18 19:39:02,011 INFO L226 Difference]: Without dead ends: 14339 [2022-11-18 19:39:02,038 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 [2022-11-18 19:39:02,039 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 [2022-11-18 19:39:02,039 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] [2022-11-18 19:39:02,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14339 states. [2022-11-18 19:39:02,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14339 to 14295. [2022-11-18 19:39:02,781 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) [2022-11-18 19:39:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14295 states to 14295 states and 19934 transitions. [2022-11-18 19:39:02,813 INFO L78 Accepts]: Start accepts. Automaton has 14295 states and 19934 transitions. Word has length 477 [2022-11-18 19:39:02,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:39:02,814 INFO L495 AbstractCegarLoop]: Abstraction has 14295 states and 19934 transitions. [2022-11-18 19:39:02,814 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) [2022-11-18 19:39:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 14295 states and 19934 transitions. [2022-11-18 19:39:02,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-11-18 19:39:02,831 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:39:02,831 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] [2022-11-18 19:39:02,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:03,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:03,045 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:39:03,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:39:03,046 INFO L85 PathProgramCache]: Analyzing trace with hash -819427887, now seen corresponding path program 1 times [2022-11-18 19:39:03,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:39:03,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1793686351] [2022-11-18 19:39:03,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:39:03,048 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 [2022-11-18 19:39:03,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:39:03,049 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:39:03,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:39:08,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 3127 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-18 19:39:08,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:39:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-11-18 19:39:08,936 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:39:08,936 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:39:08,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1793686351] [2022-11-18 19:39:08,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1793686351] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:39:08,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:39:08,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 19:39:08,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637873555] [2022-11-18 19:39:08,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:39:08,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 19:39:08,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:39:08,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 19:39:08,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:39:08,938 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) [2022-11-18 19:39:11,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:39:13,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:39:13,986 INFO L93 Difference]: Finished difference Result 35735 states and 49650 transitions. [2022-11-18 19:39:13,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-18 19:39:13,986 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 [2022-11-18 19:39:13,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:39:14,041 INFO L225 Difference]: With dead ends: 35735 [2022-11-18 19:39:14,041 INFO L226 Difference]: Without dead ends: 21493 [2022-11-18 19:39:14,068 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 487 GetRequests, 474 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-11-18 19:39:14,068 INFO L413 NwaCegarLoop]: 3567 mSDtfsCounter, 1710 mSDsluCounter, 19667 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s 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, 3.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:39:14,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1714 Valid, 23234 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-18 19:39:14,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21493 states. [2022-11-18 19:39:14,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21493 to 14305. [2022-11-18 19:39:14,843 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) [2022-11-18 19:39:14,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14305 states to 14305 states and 19949 transitions. [2022-11-18 19:39:14,878 INFO L78 Accepts]: Start accepts. Automaton has 14305 states and 19949 transitions. Word has length 481 [2022-11-18 19:39:14,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:39:14,878 INFO L495 AbstractCegarLoop]: Abstraction has 14305 states and 19949 transitions. [2022-11-18 19:39:14,878 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) [2022-11-18 19:39:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 14305 states and 19949 transitions. [2022-11-18 19:39:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2022-11-18 19:39:14,891 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:39:14,891 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] [2022-11-18 19:39:14,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:15,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:15,092 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:39:15,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:39:15,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1927011109, now seen corresponding path program 1 times [2022-11-18 19:39:15,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:39:15,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1631300144] [2022-11-18 19:39:15,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:39:15,094 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 [2022-11-18 19:39:15,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:39:15,095 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:39:15,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:39:20,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 3129 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-18 19:39:20,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:39:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2209 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2176 trivial. 0 not checked. [2022-11-18 19:39:21,300 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:39:21,300 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:39:21,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1631300144] [2022-11-18 19:39:21,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1631300144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:39:21,300 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:39:21,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 19:39:21,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445758931] [2022-11-18 19:39:21,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:39:21,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 19:39:21,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:39:21,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 19:39:21,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:39:21,303 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) [2022-11-18 19:39:23,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:39:26,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:39:26,584 INFO L93 Difference]: Finished difference Result 35737 states and 49641 transitions. [2022-11-18 19:39:26,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-18 19:39:26,585 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 [2022-11-18 19:39:26,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:39:26,656 INFO L225 Difference]: With dead ends: 35737 [2022-11-18 19:39:26,656 INFO L226 Difference]: Without dead ends: 21485 [2022-11-18 19:39:26,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 475 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-11-18 19:39:26,688 INFO L413 NwaCegarLoop]: 3559 mSDtfsCounter, 1702 mSDsluCounter, 19627 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s 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, 3.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:39:26,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1706 Valid, 23186 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-18 19:39:26,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21485 states. [2022-11-18 19:39:27,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21485 to 14309. [2022-11-18 19:39:27,475 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) [2022-11-18 19:39:27,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14309 states to 14309 states and 19955 transitions. [2022-11-18 19:39:27,508 INFO L78 Accepts]: Start accepts. Automaton has 14309 states and 19955 transitions. Word has length 482 [2022-11-18 19:39:27,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:39:27,509 INFO L495 AbstractCegarLoop]: Abstraction has 14309 states and 19955 transitions. [2022-11-18 19:39:27,509 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) [2022-11-18 19:39:27,509 INFO L276 IsEmpty]: Start isEmpty. Operand 14309 states and 19955 transitions. [2022-11-18 19:39:27,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2022-11-18 19:39:27,521 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:39:27,522 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] [2022-11-18 19:39:27,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:27,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:27,722 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:39:27,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:39:27,723 INFO L85 PathProgramCache]: Analyzing trace with hash 2045963771, now seen corresponding path program 1 times [2022-11-18 19:39:27,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:39:27,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2110124375] [2022-11-18 19:39:27,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:39:27,725 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 [2022-11-18 19:39:27,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:39:27,726 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:39:27,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:39:33,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 3390 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-18 19:39:33,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:39:34,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2231 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 2191 trivial. 0 not checked. [2022-11-18 19:39:34,138 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:39:34,138 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:39:34,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2110124375] [2022-11-18 19:39:34,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2110124375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:39:34,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:39:34,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:39:34,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652910143] [2022-11-18 19:39:34,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:39:34,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:39:34,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:39:34,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:39:34,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:39:34,141 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) [2022-11-18 19:39:36,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:39:36,165 INFO L93 Difference]: Finished difference Result 28649 states and 40013 transitions. [2022-11-18 19:39:36,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 19:39:36,167 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 [2022-11-18 19:39:36,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:39:36,203 INFO L225 Difference]: With dead ends: 28649 [2022-11-18 19:39:36,203 INFO L226 Difference]: Without dead ends: 14393 [2022-11-18 19:39:36,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 510 GetRequests, 505 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:39:36,228 INFO L413 NwaCegarLoop]: 1865 mSDtfsCounter, 4 mSDsluCounter, 7442 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-11-18 19:39:36,228 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] [2022-11-18 19:39:36,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14393 states. [2022-11-18 19:39:36,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14393 to 14363. [2022-11-18 19:39:36,963 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) [2022-11-18 19:39:36,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14363 states to 14363 states and 20009 transitions. [2022-11-18 19:39:36,995 INFO L78 Accepts]: Start accepts. Automaton has 14363 states and 20009 transitions. Word has length 510 [2022-11-18 19:39:36,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:39:36,996 INFO L495 AbstractCegarLoop]: Abstraction has 14363 states and 20009 transitions. [2022-11-18 19:39:36,996 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) [2022-11-18 19:39:36,996 INFO L276 IsEmpty]: Start isEmpty. Operand 14363 states and 20009 transitions. [2022-11-18 19:39:37,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-11-18 19:39:37,008 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:39:37,009 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] [2022-11-18 19:39:37,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:37,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:37,210 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:39:37,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:39:37,210 INFO L85 PathProgramCache]: Analyzing trace with hash -613739685, now seen corresponding path program 1 times [2022-11-18 19:39:37,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:39:37,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1246860513] [2022-11-18 19:39:37,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:39:37,212 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 [2022-11-18 19:39:37,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:39:37,213 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:39:37,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:39:43,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 3420 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:39:43,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:39:43,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2326 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-11-18 19:39:43,365 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:39:43,365 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:39:43,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1246860513] [2022-11-18 19:39:43,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1246860513] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:39:43,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:39:43,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:39:43,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971604506] [2022-11-18 19:39:43,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:39:43,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:39:43,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:39:43,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:39:43,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:39:43,368 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) [2022-11-18 19:39:45,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:39:48,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:39:48,502 INFO L93 Difference]: Finished difference Result 32118 states and 44856 transitions. [2022-11-18 19:39:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:39:48,502 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 [2022-11-18 19:39:48,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:39:48,541 INFO L225 Difference]: With dead ends: 32118 [2022-11-18 19:39:48,541 INFO L226 Difference]: Without dead ends: 17808 [2022-11-18 19:39:48,563 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 [2022-11-18 19:39:48,563 INFO L413 NwaCegarLoop]: 3370 mSDtfsCounter, 1585 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 78 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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, 4.3s IncrementalHoareTripleChecker+Time [2022-11-18 19:39:48,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1585 Valid, 5045 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 192 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-18 19:39:48,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17808 states. [2022-11-18 19:39:49,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17808 to 17790. [2022-11-18 19:39:49,302 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) [2022-11-18 19:39:49,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17790 states to 17790 states and 24679 transitions. [2022-11-18 19:39:49,344 INFO L78 Accepts]: Start accepts. Automaton has 17790 states and 24679 transitions. Word has length 521 [2022-11-18 19:39:49,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:39:49,344 INFO L495 AbstractCegarLoop]: Abstraction has 17790 states and 24679 transitions. [2022-11-18 19:39:49,344 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) [2022-11-18 19:39:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 17790 states and 24679 transitions. [2022-11-18 19:39:49,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2022-11-18 19:39:49,356 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:39:49,357 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] [2022-11-18 19:39:49,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:49,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:49,557 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:39:49,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:39:49,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1437743215, now seen corresponding path program 1 times [2022-11-18 19:39:49,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:39:49,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [279482175] [2022-11-18 19:39:49,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:39:49,560 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 [2022-11-18 19:39:49,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:39:49,560 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:39:49,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:39:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:39:55,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 3422 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:39:55,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:39:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-11-18 19:39:55,919 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:39:55,919 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:39:55,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [279482175] [2022-11-18 19:39:55,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [279482175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:39:55,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:39:55,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:39:55,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447903023] [2022-11-18 19:39:55,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:39:55,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:39:55,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:39:55,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:39:55,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:39:55,921 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) [2022-11-18 19:39:58,089 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 [] [2022-11-18 19:40:01,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:40:01,308 INFO L93 Difference]: Finished difference Result 39757 states and 55300 transitions. [2022-11-18 19:40:01,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:40:01,309 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 [2022-11-18 19:40:01,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:40:01,352 INFO L225 Difference]: With dead ends: 39757 [2022-11-18 19:40:01,352 INFO L226 Difference]: Without dead ends: 22020 [2022-11-18 19:40:01,376 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 [2022-11-18 19:40:01,377 INFO L413 NwaCegarLoop]: 3319 mSDtfsCounter, 1591 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 84 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.4s IncrementalHoareTripleChecker+Time [2022-11-18 19:40:01,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 4980 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 206 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-18 19:40:01,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22020 states. [2022-11-18 19:40:02,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22020 to 21995. [2022-11-18 19:40:02,427 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) [2022-11-18 19:40:02,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21995 states to 21995 states and 30372 transitions. [2022-11-18 19:40:02,475 INFO L78 Accepts]: Start accepts. Automaton has 21995 states and 30372 transitions. Word has length 522 [2022-11-18 19:40:02,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:40:02,476 INFO L495 AbstractCegarLoop]: Abstraction has 21995 states and 30372 transitions. [2022-11-18 19:40:02,476 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) [2022-11-18 19:40:02,476 INFO L276 IsEmpty]: Start isEmpty. Operand 21995 states and 30372 transitions. [2022-11-18 19:40:02,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2022-11-18 19:40:02,496 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:40:02,497 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] [2022-11-18 19:40:02,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Forceful destruction successful, exit code 0 [2022-11-18 19:40:02,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:02,707 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:40:02,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:40:02,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1321767960, now seen corresponding path program 1 times [2022-11-18 19:40:02,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:40:02,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [725686981] [2022-11-18 19:40:02,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:40:02,709 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 [2022-11-18 19:40:02,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:40:02,710 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:40:02,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:40:08,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 3589 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 19:40:08,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:40:09,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2373 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2022-11-18 19:40:09,076 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:40:09,076 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:40:09,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [725686981] [2022-11-18 19:40:09,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [725686981] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:40:09,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:40:09,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:40:09,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338128693] [2022-11-18 19:40:09,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:40:09,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:40:09,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:40:09,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:40:09,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:40:09,078 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) [2022-11-18 19:40:11,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:12,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:40:12,030 INFO L93 Difference]: Finished difference Result 44072 states and 60889 transitions. [2022-11-18 19:40:12,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:40:12,031 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 [2022-11-18 19:40:12,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:40:12,084 INFO L225 Difference]: With dead ends: 44072 [2022-11-18 19:40:12,084 INFO L226 Difference]: Without dead ends: 22130 [2022-11-18 19:40:12,134 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 [2022-11-18 19:40:12,135 INFO L413 NwaCegarLoop]: 1872 mSDtfsCounter, 33 mSDsluCounter, 3721 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 5593 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-18 19:40:12,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 5593 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-18 19:40:12,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22130 states. [2022-11-18 19:40:13,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22130 to 22013. [2022-11-18 19:40:13,206 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) [2022-11-18 19:40:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22013 states to 22013 states and 30390 transitions. [2022-11-18 19:40:13,261 INFO L78 Accepts]: Start accepts. Automaton has 22013 states and 30390 transitions. Word has length 575 [2022-11-18 19:40:13,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:40:13,261 INFO L495 AbstractCegarLoop]: Abstraction has 22013 states and 30390 transitions. [2022-11-18 19:40:13,261 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) [2022-11-18 19:40:13,261 INFO L276 IsEmpty]: Start isEmpty. Operand 22013 states and 30390 transitions. [2022-11-18 19:40:13,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2022-11-18 19:40:13,281 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:40:13,281 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] [2022-11-18 19:40:13,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:13,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:13,485 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:40:13,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:40:13,486 INFO L85 PathProgramCache]: Analyzing trace with hash 606044262, now seen corresponding path program 1 times [2022-11-18 19:40:13,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:40:13,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509170271] [2022-11-18 19:40:13,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:40:13,488 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 [2022-11-18 19:40:13,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:40:13,489 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:40:13,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:40:19,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 3612 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 19:40:19,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:40:20,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2373 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2022-11-18 19:40:20,288 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:40:20,288 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:40:20,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509170271] [2022-11-18 19:40:20,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [509170271] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:40:20,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:40:20,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:40:20,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569852140] [2022-11-18 19:40:20,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:40:20,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:40:20,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:40:20,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:40:20,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:40:20,291 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) [2022-11-18 19:40:22,799 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 [] [2022-11-18 19:40:23,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:40:23,874 INFO L93 Difference]: Finished difference Result 44000 states and 60761 transitions. [2022-11-18 19:40:23,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:40:23,875 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 [2022-11-18 19:40:23,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:40:23,931 INFO L225 Difference]: With dead ends: 44000 [2022-11-18 19:40:23,931 INFO L226 Difference]: Without dead ends: 22040 [2022-11-18 19:40:23,967 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 [2022-11-18 19:40:23,968 INFO L413 NwaCegarLoop]: 1864 mSDtfsCounter, 8 mSDsluCounter, 5569 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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 [2022-11-18 19:40:23,968 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] [2022-11-18 19:40:23,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22040 states. [2022-11-18 19:40:25,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22040 to 22022. [2022-11-18 19:40:25,025 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) [2022-11-18 19:40:25,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22022 states to 22022 states and 30399 transitions. [2022-11-18 19:40:25,077 INFO L78 Accepts]: Start accepts. Automaton has 22022 states and 30399 transitions. Word has length 578 [2022-11-18 19:40:25,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:40:25,078 INFO L495 AbstractCegarLoop]: Abstraction has 22022 states and 30399 transitions. [2022-11-18 19:40:25,078 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) [2022-11-18 19:40:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 22022 states and 30399 transitions. [2022-11-18 19:40:25,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2022-11-18 19:40:25,110 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:40:25,111 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] [2022-11-18 19:40:25,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Ended with exit code 0 [2022-11-18 19:40:25,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:25,325 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:40:25,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:40:25,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1275382779, now seen corresponding path program 1 times [2022-11-18 19:40:25,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:40:25,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1472261500] [2022-11-18 19:40:25,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:40:25,328 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 [2022-11-18 19:40:25,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:40:25,329 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:40:25,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:40:31,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 3632 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 19:40:31,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:40:31,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2383 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 2324 trivial. 0 not checked. [2022-11-18 19:40:31,950 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:40:31,950 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:40:31,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1472261500] [2022-11-18 19:40:31,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1472261500] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:40:31,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:40:31,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:40:31,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395757222] [2022-11-18 19:40:31,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:40:31,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:40:31,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:40:31,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:40:31,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:40:31,952 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) [2022-11-18 19:40:34,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:40:36,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:40:36,214 INFO L93 Difference]: Finished difference Result 57294 states and 78834 transitions. [2022-11-18 19:40:36,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:40:36,215 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 [2022-11-18 19:40:36,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:40:36,316 INFO L225 Difference]: With dead ends: 57294 [2022-11-18 19:40:36,316 INFO L226 Difference]: Without dead ends: 35325 [2022-11-18 19:40:36,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 588 GetRequests, 583 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:40:36,360 INFO L413 NwaCegarLoop]: 3620 mSDtfsCounter, 1757 mSDsluCounter, 9094 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s 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, 2.4s IncrementalHoareTripleChecker+Time [2022-11-18 19:40:36,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1759 Valid, 12714 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2022-11-18 19:40:36,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35325 states. [2022-11-18 19:40:37,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35325 to 22042. [2022-11-18 19:40:37,883 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) [2022-11-18 19:40:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22042 states to 22042 states and 30420 transitions. [2022-11-18 19:40:37,930 INFO L78 Accepts]: Start accepts. Automaton has 22042 states and 30420 transitions. Word has length 587 [2022-11-18 19:40:37,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:40:37,931 INFO L495 AbstractCegarLoop]: Abstraction has 22042 states and 30420 transitions. [2022-11-18 19:40:37,932 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) [2022-11-18 19:40:37,932 INFO L276 IsEmpty]: Start isEmpty. Operand 22042 states and 30420 transitions. [2022-11-18 19:40:37,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2022-11-18 19:40:37,959 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:40:37,960 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] [2022-11-18 19:40:38,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:38,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:38,181 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:40:38,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:40:38,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1475235530, now seen corresponding path program 1 times [2022-11-18 19:40:38,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:40:38,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1353810816] [2022-11-18 19:40:38,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:40:38,287 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 [2022-11-18 19:40:38,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:40:38,288 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:40:38,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:40:44,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 3636 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 19:40:44,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:40:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2388 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 2326 trivial. 0 not checked. [2022-11-18 19:40:44,915 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:40:44,915 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:40:44,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1353810816] [2022-11-18 19:40:44,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1353810816] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:40:44,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:40:44,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:40:44,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441785086] [2022-11-18 19:40:44,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:40:44,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:40:44,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:40:44,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:40:44,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:40:44,918 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) [2022-11-18 19:40:47,083 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 [] [2022-11-18 19:40:49,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:40:49,685 INFO L93 Difference]: Finished difference Result 57338 states and 78863 transitions. [2022-11-18 19:40:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:40:49,686 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 [2022-11-18 19:40:49,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:40:49,769 INFO L225 Difference]: With dead ends: 57338 [2022-11-18 19:40:49,769 INFO L226 Difference]: Without dead ends: 35349 [2022-11-18 19:40:49,804 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 [2022-11-18 19:40:49,805 INFO L413 NwaCegarLoop]: 3616 mSDtfsCounter, 1753 mSDsluCounter, 9086 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s 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, 2.5s IncrementalHoareTripleChecker+Time [2022-11-18 19:40:49,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1755 Valid, 12702 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2022-11-18 19:40:49,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35349 states. [2022-11-18 19:40:51,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35349 to 22060. [2022-11-18 19:40:51,711 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) [2022-11-18 19:40:51,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22060 states to 22060 states and 30438 transitions. [2022-11-18 19:40:51,760 INFO L78 Accepts]: Start accepts. Automaton has 22060 states and 30438 transitions. Word has length 589 [2022-11-18 19:40:51,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:40:51,761 INFO L495 AbstractCegarLoop]: Abstraction has 22060 states and 30438 transitions. [2022-11-18 19:40:51,761 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) [2022-11-18 19:40:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 22060 states and 30438 transitions. [2022-11-18 19:40:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2022-11-18 19:40:51,781 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:40:51,781 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] [2022-11-18 19:40:51,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:51,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:51,982 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:40:51,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:40:51,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1923393706, now seen corresponding path program 1 times [2022-11-18 19:40:51,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:40:51,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1436234243] [2022-11-18 19:40:51,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:40:51,984 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 [2022-11-18 19:40:51,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:40:51,985 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:40:51,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:40:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:40:58,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 3834 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 19:40:58,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:40:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2396 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 2329 trivial. 0 not checked. [2022-11-18 19:40:59,079 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:40:59,079 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:40:59,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1436234243] [2022-11-18 19:40:59,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1436234243] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:40:59,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:40:59,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:40:59,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416150352] [2022-11-18 19:40:59,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:40:59,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:40:59,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:40:59,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:40:59,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:40:59,081 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) [2022-11-18 19:41:01,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:41:01,279 INFO L93 Difference]: Finished difference Result 44763 states and 61923 transitions. [2022-11-18 19:41:01,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:41:01,280 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 [2022-11-18 19:41:01,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:41:01,368 INFO L225 Difference]: With dead ends: 44763 [2022-11-18 19:41:01,368 INFO L226 Difference]: Without dead ends: 22756 [2022-11-18 19:41:01,433 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 [2022-11-18 19:41:01,434 INFO L413 NwaCegarLoop]: 1869 mSDtfsCounter, 26 mSDsluCounter, 3704 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-18 19:41:01,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 5573 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-18 19:41:01,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22756 states. [2022-11-18 19:41:03,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22756 to 22492. [2022-11-18 19:41:03,407 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) [2022-11-18 19:41:03,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22492 states to 22492 states and 31110 transitions. [2022-11-18 19:41:03,456 INFO L78 Accepts]: Start accepts. Automaton has 22492 states and 31110 transitions. Word has length 618 [2022-11-18 19:41:03,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:41:03,456 INFO L495 AbstractCegarLoop]: Abstraction has 22492 states and 31110 transitions. [2022-11-18 19:41:03,457 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) [2022-11-18 19:41:03,457 INFO L276 IsEmpty]: Start isEmpty. Operand 22492 states and 31110 transitions. [2022-11-18 19:41:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 667 [2022-11-18 19:41:03,478 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:41:03,478 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] [2022-11-18 19:41:03,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:41:03,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:41:03,679 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:41:03,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:41:03,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1467005518, now seen corresponding path program 1 times [2022-11-18 19:41:03,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:41:03,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1181998349] [2022-11-18 19:41:03,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:41:03,682 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 [2022-11-18 19:41:03,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:41:03,683 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:41:03,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:41:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:10,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 4019 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:41:10,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:41:10,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 2329 trivial. 0 not checked. [2022-11-18 19:41:10,505 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:41:10,505 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:41:10,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1181998349] [2022-11-18 19:41:10,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1181998349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:41:10,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:41:10,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:41:10,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795187047] [2022-11-18 19:41:10,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:41:10,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:41:10,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:41:10,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:41:10,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:41:10,508 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) [2022-11-18 19:41:12,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:41:12,068 INFO L93 Difference]: Finished difference Result 44979 states and 62824 transitions. [2022-11-18 19:41:12,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:41:12,069 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 [2022-11-18 19:41:12,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:41:12,146 INFO L225 Difference]: With dead ends: 44979 [2022-11-18 19:41:12,146 INFO L226 Difference]: Without dead ends: 22540 [2022-11-18 19:41:12,208 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 [2022-11-18 19:41:12,209 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 [2022-11-18 19:41:12,209 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] [2022-11-18 19:41:12,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22540 states. [2022-11-18 19:41:14,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22540 to 22492. [2022-11-18 19:41:14,149 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) [2022-11-18 19:41:14,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22492 states to 22492 states and 30966 transitions. [2022-11-18 19:41:14,198 INFO L78 Accepts]: Start accepts. Automaton has 22492 states and 30966 transitions. Word has length 666 [2022-11-18 19:41:14,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:41:14,199 INFO L495 AbstractCegarLoop]: Abstraction has 22492 states and 30966 transitions. [2022-11-18 19:41:14,199 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) [2022-11-18 19:41:14,200 INFO L276 IsEmpty]: Start isEmpty. Operand 22492 states and 30966 transitions. [2022-11-18 19:41:14,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2022-11-18 19:41:14,220 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:41:14,221 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] [2022-11-18 19:41:14,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:41:14,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:41:14,422 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:41:14,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:41:14,422 INFO L85 PathProgramCache]: Analyzing trace with hash 127175588, now seen corresponding path program 1 times [2022-11-18 19:41:14,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:41:14,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1177884224] [2022-11-18 19:41:14,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:41:14,425 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 [2022-11-18 19:41:14,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:41:14,425 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:41:14,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:41:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:21,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 3941 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 19:41:21,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:41:21,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 2337 trivial. 0 not checked. [2022-11-18 19:41:21,309 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:41:21,309 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:41:21,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1177884224] [2022-11-18 19:41:21,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1177884224] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:41:21,310 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:41:21,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:41:21,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282215276] [2022-11-18 19:41:21,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:41:21,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:41:21,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:41:21,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:41:21,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:41:21,312 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) [2022-11-18 19:41:23,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:41:23,008 INFO L93 Difference]: Finished difference Result 45971 states and 63636 transitions. [2022-11-18 19:41:23,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:41:23,008 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 [2022-11-18 19:41:23,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:41:23,089 INFO L225 Difference]: With dead ends: 45971 [2022-11-18 19:41:23,089 INFO L226 Difference]: Without dead ends: 23532 [2022-11-18 19:41:23,143 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 [2022-11-18 19:41:23,145 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 [2022-11-18 19:41:23,145 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] [2022-11-18 19:41:23,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23532 states. [2022-11-18 19:41:25,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23532 to 22612. [2022-11-18 19:41:25,129 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) [2022-11-18 19:41:25,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22612 states to 22612 states and 31142 transitions. [2022-11-18 19:41:25,179 INFO L78 Accepts]: Start accepts. Automaton has 22612 states and 31142 transitions. Word has length 644 [2022-11-18 19:41:25,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:41:25,180 INFO L495 AbstractCegarLoop]: Abstraction has 22612 states and 31142 transitions. [2022-11-18 19:41:25,180 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) [2022-11-18 19:41:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 22612 states and 31142 transitions. [2022-11-18 19:41:25,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2022-11-18 19:41:25,201 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:41:25,201 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] [2022-11-18 19:41:25,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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)] Ended with exit code 0 [2022-11-18 19:41:25,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:41:25,404 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:41:25,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:41:25,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1014398434, now seen corresponding path program 1 times [2022-11-18 19:41:25,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:41:25,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1335455257] [2022-11-18 19:41:25,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:41:25,407 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 [2022-11-18 19:41:25,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:41:25,408 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:41:25,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:41:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:32,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 3941 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-18 19:41:32,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:41:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 668 proven. 42 refuted. 0 times theorem prover too weak. 1706 trivial. 0 not checked. [2022-11-18 19:41:48,613 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 19:41:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 93 proven. 30 refuted. 0 times theorem prover too weak. 2293 trivial. 0 not checked. [2022-11-18 19:41:56,153 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:41:56,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1335455257] [2022-11-18 19:41:56,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1335455257] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 19:41:56,153 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 19:41:56,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2022-11-18 19:41:56,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223826678] [2022-11-18 19:41:56,154 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 19:41:56,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-18 19:41:56,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:41:56,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-18 19:41:56,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2022-11-18 19:41:56,157 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) [2022-11-18 19:41:58,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:00,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:33,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:42:33,650 INFO L93 Difference]: Finished difference Result 45282 states and 62355 transitions. [2022-11-18 19:42:33,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 19:42:33,651 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 [2022-11-18 19:42:33,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:42:33,713 INFO L225 Difference]: With dead ends: 45282 [2022-11-18 19:42:33,713 INFO L226 Difference]: Without dead ends: 22711 [2022-11-18 19:42:33,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1299 GetRequests, 1269 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=152, Invalid=840, Unknown=0, NotChecked=0, Total=992 [2022-11-18 19:42:33,763 INFO L413 NwaCegarLoop]: 1947 mSDtfsCounter, 2829 mSDsluCounter, 19155 mSDsCounter, 0 mSdLazyCounter, 2267 mSolverCounterSat, 625 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2861 SdHoareTripleChecker+Valid, 21102 SdHoareTripleChecker+Invalid, 2894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 625 IncrementalHoareTripleChecker+Valid, 2267 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:42:33,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2861 Valid, 21102 Invalid, 2894 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [625 Valid, 2267 Invalid, 2 Unknown, 0 Unchecked, 32.2s Time] [2022-11-18 19:42:33,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22711 states. [2022-11-18 19:42:35,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22711 to 22698. [2022-11-18 19:42:35,745 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) [2022-11-18 19:42:35,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22698 states to 22698 states and 31248 transitions. [2022-11-18 19:42:35,794 INFO L78 Accepts]: Start accepts. Automaton has 22698 states and 31248 transitions. Word has length 644 [2022-11-18 19:42:35,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:42:35,795 INFO L495 AbstractCegarLoop]: Abstraction has 22698 states and 31248 transitions. [2022-11-18 19:42:35,795 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) [2022-11-18 19:42:35,795 INFO L276 IsEmpty]: Start isEmpty. Operand 22698 states and 31248 transitions. [2022-11-18 19:42:35,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-11-18 19:42:35,816 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:42:35,816 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] [2022-11-18 19:42:35,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:42:36,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:42:36,017 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:42:36,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:42:36,018 INFO L85 PathProgramCache]: Analyzing trace with hash -811512579, now seen corresponding path program 1 times [2022-11-18 19:42:36,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:42:36,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012118921] [2022-11-18 19:42:36,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:42:36,020 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 [2022-11-18 19:42:36,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:42:36,021 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:42:36,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:42:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:42,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 3945 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-18 19:42:42,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:42:56,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2421 backedges. 351 proven. 6 refuted. 0 times theorem prover too weak. 2064 trivial. 0 not checked. [2022-11-18 19:42:56,717 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 19:43:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2421 backedges. 120 proven. 6 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2022-11-18 19:43:04,255 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:43:04,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012118921] [2022-11-18 19:43:04,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2012118921] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 19:43:04,256 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 19:43:04,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 19 [2022-11-18 19:43:04,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090321836] [2022-11-18 19:43:04,256 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 19:43:04,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-18 19:43:04,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:43:04,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-18 19:43:04,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2022-11-18 19:43:04,258 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) [2022-11-18 19:43:06,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:08,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:44,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:43:44,009 INFO L93 Difference]: Finished difference Result 45296 states and 62363 transitions. [2022-11-18 19:43:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 19:43:44,010 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 [2022-11-18 19:43:44,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:43:44,067 INFO L225 Difference]: With dead ends: 45296 [2022-11-18 19:43:44,067 INFO L226 Difference]: Without dead ends: 22719 [2022-11-18 19:43:44,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1303 GetRequests, 1273 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=152, Invalid=840, Unknown=0, NotChecked=0, Total=992 [2022-11-18 19:43:44,102 INFO L413 NwaCegarLoop]: 1960 mSDtfsCounter, 1790 mSDsluCounter, 17527 mSDsCounter, 0 mSdLazyCounter, 2364 mSolverCounterSat, 69 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1830 SdHoareTripleChecker+Valid, 19487 SdHoareTripleChecker+Invalid, 2435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 2364 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:43:44,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1830 Valid, 19487 Invalid, 2435 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [69 Valid, 2364 Invalid, 2 Unknown, 0 Unchecked, 34.0s Time] [2022-11-18 19:43:44,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22719 states. [2022-11-18 19:43:46,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22719 to 22718. [2022-11-18 19:43:46,263 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) [2022-11-18 19:43:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22718 states to 22718 states and 31266 transitions. [2022-11-18 19:43:46,315 INFO L78 Accepts]: Start accepts. Automaton has 22718 states and 31266 transitions. Word has length 646 [2022-11-18 19:43:46,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:43:46,316 INFO L495 AbstractCegarLoop]: Abstraction has 22718 states and 31266 transitions. [2022-11-18 19:43:46,316 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) [2022-11-18 19:43:46,316 INFO L276 IsEmpty]: Start isEmpty. Operand 22718 states and 31266 transitions. [2022-11-18 19:43:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2022-11-18 19:43:46,340 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:43:46,340 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] [2022-11-18 19:43:46,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:43:46,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:43:46,548 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:43:46,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:43:46,548 INFO L85 PathProgramCache]: Analyzing trace with hash 708442598, now seen corresponding path program 1 times [2022-11-18 19:43:46,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:43:46,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [979974215] [2022-11-18 19:43:46,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:43:46,551 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 [2022-11-18 19:43:46,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:43:46,552 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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) [2022-11-18 19:43:46,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:43:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 4382 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 19:43:55,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:43:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2503 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2497 trivial. 0 not checked. [2022-11-18 19:43:55,908 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:43:55,909 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:43:55,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [979974215] [2022-11-18 19:43:55,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [979974215] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:43:55,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:43:55,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 19:43:55,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549237565] [2022-11-18 19:43:55,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:43:55,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-18 19:43:55,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:43:55,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-18 19:43:55,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:43:55,912 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) [2022-11-18 19:43:58,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:43:58,215 INFO L93 Difference]: Finished difference Result 22853 states and 31456 transitions. [2022-11-18 19:43:58,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:43:58,215 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 [2022-11-18 19:43:58,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:43:58,217 INFO L225 Difference]: With dead ends: 22853 [2022-11-18 19:43:58,217 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 19:43:58,244 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 [2022-11-18 19:43:58,245 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:43:58,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 7491 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-18 19:43:58,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 19:43:58,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 19:43:58,246 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) [2022-11-18 19:43:58,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 19:43:58,248 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 723 [2022-11-18 19:43:58,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:43:58,249 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 19:43:58,249 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) [2022-11-18 19:43:58,249 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 19:43:58,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 19:43:58,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 19:43:58,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:43:58,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0e2fe12-ef28-4906-9c61-48b12d4427aa/bin/uautomizer-TMbwUNV5ro/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 [2022-11-18 19:43:58,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 19:45:38,855 WARN L233 SmtUtils]: Spent 9.29s on a formula simplification. DAG size of input: 395 DAG size of output: 1 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter)