./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-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc --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 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 --- 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-5e519f3 [2022-11-02 20:59:05,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:59:05,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:59:05,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:59:05,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:59:05,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:59:05,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:59:05,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:59:05,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:59:05,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:59:05,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:59:05,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:59:05,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:59:05,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:59:05,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:59:05,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:59:05,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:59:05,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:59:05,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:59:05,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:59:05,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:59:05,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:59:05,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:59:05,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:59:05,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:59:05,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:59:05,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:59:05,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:59:05,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:59:05,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:59:05,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:59:05,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:59:05,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:59:05,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:59:05,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:59:05,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:59:05,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:59:05,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:59:05,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:59:05,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:59:05,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:59:05,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:59:05,331 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:59:05,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:59:05,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:59:05,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:59:05,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:59:05,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:59:05,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:59:05,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:59:05,335 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:59:05,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:59:05,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:59:05,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:59:05,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:59:05,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:59:05,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:59:05,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:59:05,337 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:59:05,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:59:05,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:59:05,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:59:05,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:59:05,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:59:05,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:59:05,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:59:05,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:59:05,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:59:05,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:59:05,340 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:59:05,340 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:59:05,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:59:05,341 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_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 [2022-11-02 20:59:05,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:59:05,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:59:05,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:59:05,693 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:59:05,694 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:59:05,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-11-02 20:59:05,781 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/data/72f7f2a27/18a8829f40e74b6ca0f6a83b3ac1612d/FLAG1db680579 [2022-11-02 20:59:06,748 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:59:06,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-11-02 20:59:06,820 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/data/72f7f2a27/18a8829f40e74b6ca0f6a83b3ac1612d/FLAG1db680579 [2022-11-02 20:59:07,107 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/data/72f7f2a27/18a8829f40e74b6ca0f6a83b3ac1612d [2022-11-02 20:59:07,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:59:07,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:59:07,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:59:07,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:59:07,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:59:07,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:59:07" (1/1) ... [2022-11-02 20:59:07,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5131562d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:07, skipping insertion in model container [2022-11-02 20:59:07,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:59:07" (1/1) ... [2022-11-02 20:59:07,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:59:07,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:59:11,359 WARN L230 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_7c216288-e1c7-468c-97f0-5a36bc39a936/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[392782,392795] [2022-11-02 20:59:11,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:59:11,644 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:59:12,313 WARN L230 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_7c216288-e1c7-468c-97f0-5a36bc39a936/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[392782,392795] [2022-11-02 20:59:12,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:59:12,642 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:59:12,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12 WrapperNode [2022-11-02 20:59:12,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:59:12,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:59:12,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:59:12,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:59:12,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:12,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,162 INFO L138 Inliner]: procedures = 655, calls = 4626, calls flagged for inlining = 250, calls inlined = 246, statements flattened = 10810 [2022-11-02 20:59:13,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:59:13,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:59:13,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:59:13,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:59:13,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,637 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:59:13,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:59:13,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:59:13,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:59:13,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (1/1) ... [2022-11-02 20:59:13,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:59:13,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:59:13,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:59:13,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c216288-e1c7-468c-97f0-5a36bc39a936/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:59:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2022-11-02 20:59:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2022-11-02 20:59:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:59:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:59:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2022-11-02 20:59:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2022-11-02 20:59:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2022-11-02 20:59:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2022-11-02 20:59:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2022-11-02 20:59:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2022-11-02 20:59:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2022-11-02 20:59:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2022-11-02 20:59:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2022-11-02 20:59:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2022-11-02 20:59:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2022-11-02 20:59:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2022-11-02 20:59:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2022-11-02 20:59:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2022-11-02 20:59:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2022-11-02 20:59:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2022-11-02 20:59:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:59:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:59:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2022-11-02 20:59:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2022-11-02 20:59:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2022-11-02 20:59:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2022-11-02 20:59:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-02 20:59:13,860 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-02 20:59:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2022-11-02 20:59:13,860 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2022-11-02 20:59:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2022-11-02 20:59:13,860 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2022-11-02 20:59:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2022-11-02 20:59:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2022-11-02 20:59:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2022-11-02 20:59:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2022-11-02 20:59:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:59:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:59:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-11-02 20:59:13,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-11-02 20:59:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2022-11-02 20:59:13,862 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2022-11-02 20:59:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2022-11-02 20:59:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2022-11-02 20:59:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2022-11-02 20:59:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2022-11-02 20:59:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2022-11-02 20:59:13,863 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2022-11-02 20:59:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-02 20:59:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-02 20:59:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-02 20:59:13,864 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-02 20:59:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2022-11-02 20:59:13,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2022-11-02 20:59:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2022-11-02 20:59:13,865 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2022-11-02 20:59:13,866 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2022-11-02 20:59:13,867 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2022-11-02 20:59:13,867 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2022-11-02 20:59:13,867 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2022-11-02 20:59:13,867 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:59:13,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:59:13,867 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2022-11-02 20:59:13,868 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2022-11-02 20:59:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2022-11-02 20:59:13,868 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2022-11-02 20:59:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2022-11-02 20:59:13,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2022-11-02 20:59:13,869 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2022-11-02 20:59:13,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2022-11-02 20:59:13,869 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2022-11-02 20:59:13,870 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2022-11-02 20:59:13,870 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2022-11-02 20:59:13,870 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2022-11-02 20:59:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2022-11-02 20:59:13,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2022-11-02 20:59:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:59:13,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:59:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2022-11-02 20:59:13,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2022-11-02 20:59:13,871 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2022-11-02 20:59:13,872 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2022-11-02 20:59:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2022-11-02 20:59:13,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2022-11-02 20:59:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2022-11-02 20:59:13,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2022-11-02 20:59:13,872 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2022-11-02 20:59:13,872 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2022-11-02 20:59:13,873 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2022-11-02 20:59:13,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2022-11-02 20:59:13,873 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2022-11-02 20:59:13,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2022-11-02 20:59:13,874 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2022-11-02 20:59:13,874 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2022-11-02 20:59:13,874 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2022-11-02 20:59:13,874 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2022-11-02 20:59:13,874 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2022-11-02 20:59:13,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2022-11-02 20:59:13,874 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2022-11-02 20:59:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2022-11-02 20:59:13,875 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-02 20:59:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-02 20:59:13,875 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2022-11-02 20:59:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2022-11-02 20:59:13,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:59:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:59:13,875 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2022-11-02 20:59:13,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2022-11-02 20:59:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2022-11-02 20:59:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2022-11-02 20:59:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:59:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:59:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2022-11-02 20:59:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2022-11-02 20:59:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2022-11-02 20:59:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2022-11-02 20:59:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:59:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2022-11-02 20:59:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2022-11-02 20:59:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2022-11-02 20:59:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2022-11-02 20:59:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:59:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:59:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:59:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:59:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2022-11-02 20:59:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2022-11-02 20:59:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2022-11-02 20:59:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2022-11-02 20:59:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2022-11-02 20:59:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2022-11-02 20:59:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2022-11-02 20:59:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2022-11-02 20:59:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2022-11-02 20:59:13,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2022-11-02 20:59:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2022-11-02 20:59:13,879 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2022-11-02 20:59:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2022-11-02 20:59:13,879 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2022-11-02 20:59:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:59:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2022-11-02 20:59:13,879 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2022-11-02 20:59:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2022-11-02 20:59:13,880 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2022-11-02 20:59:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:59:13,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:59:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:59:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2022-11-02 20:59:13,880 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2022-11-02 20:59:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2022-11-02 20:59:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2022-11-02 20:59:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2022-11-02 20:59:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2022-11-02 20:59:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2022-11-02 20:59:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2022-11-02 20:59:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2022-11-02 20:59:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2022-11-02 20:59:13,881 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2022-11-02 20:59:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2022-11-02 20:59:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2022-11-02 20:59:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2022-11-02 20:59:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:59:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2022-11-02 20:59:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2022-11-02 20:59:13,882 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2022-11-02 20:59:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2022-11-02 20:59:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2022-11-02 20:59:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2022-11-02 20:59:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2022-11-02 20:59:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2022-11-02 20:59:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2022-11-02 20:59:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2022-11-02 20:59:13,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:59:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:59:13,884 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2022-11-02 20:59:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2022-11-02 20:59:13,884 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2022-11-02 20:59:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2022-11-02 20:59:13,884 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-02 20:59:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-02 20:59:13,884 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2022-11-02 20:59:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2022-11-02 20:59:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2022-11-02 20:59:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2022-11-02 20:59:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2022-11-02 20:59:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2022-11-02 20:59:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:59:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:59:13,885 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2022-11-02 20:59:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2022-11-02 20:59:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-11-02 20:59:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-11-02 20:59:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_17 [2022-11-02 20:59:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_17 [2022-11-02 20:59:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-02 20:59:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-02 20:59:13,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:59:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:59:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2022-11-02 20:59:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2022-11-02 20:59:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:59:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2022-11-02 20:59:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2022-11-02 20:59:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-02 20:59:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-02 20:59:13,887 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-11-02 20:59:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-11-02 20:59:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-02 20:59:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-02 20:59:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2022-11-02 20:59:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2022-11-02 20:59:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:59:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2022-11-02 20:59:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2022-11-02 20:59:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2022-11-02 20:59:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2022-11-02 20:59:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2022-11-02 20:59:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2022-11-02 20:59:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2022-11-02 20:59:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2022-11-02 20:59:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-02 20:59:13,889 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-02 20:59:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2022-11-02 20:59:13,890 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2022-11-02 20:59:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-02 20:59:13,890 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-02 20:59:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2022-11-02 20:59:13,890 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2022-11-02 20:59:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:59:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:59:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2022-11-02 20:59:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2022-11-02 20:59:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2022-11-02 20:59:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2022-11-02 20:59:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:59:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:59:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2022-11-02 20:59:13,891 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2022-11-02 20:59:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2022-11-02 20:59:13,892 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2022-11-02 20:59:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-11-02 20:59:13,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-11-02 20:59:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:59:13,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:59:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2022-11-02 20:59:13,892 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2022-11-02 20:59:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-11-02 20:59:13,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-11-02 20:59:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2022-11-02 20:59:13,893 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2022-11-02 20:59:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2022-11-02 20:59:13,893 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2022-11-02 20:59:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-02 20:59:13,893 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-02 20:59:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2022-11-02 20:59:13,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2022-11-02 20:59:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2022-11-02 20:59:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2022-11-02 20:59:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2022-11-02 20:59:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2022-11-02 20:59:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2022-11-02 20:59:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2022-11-02 20:59:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:59:13,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:59:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:59:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:59:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2022-11-02 20:59:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2022-11-02 20:59:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2022-11-02 20:59:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2022-11-02 20:59:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-11-02 20:59:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-11-02 20:59:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2022-11-02 20:59:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2022-11-02 20:59:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-02 20:59:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-02 20:59:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2022-11-02 20:59:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2022-11-02 20:59:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2022-11-02 20:59:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2022-11-02 20:59:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2022-11-02 20:59:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2022-11-02 20:59:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2022-11-02 20:59:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2022-11-02 20:59:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:59:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:59:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2022-11-02 20:59:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2022-11-02 20:59:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2022-11-02 20:59:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2022-11-02 20:59:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2022-11-02 20:59:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2022-11-02 20:59:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2022-11-02 20:59:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2022-11-02 20:59:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-02 20:59:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-02 20:59:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2022-11-02 20:59:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2022-11-02 20:59:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2022-11-02 20:59:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2022-11-02 20:59:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2022-11-02 20:59:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2022-11-02 20:59:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2022-11-02 20:59:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2022-11-02 20:59:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2022-11-02 20:59:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2022-11-02 20:59:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:59:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:59:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:59:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:59:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2022-11-02 20:59:13,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2022-11-02 20:59:13,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_26 [2022-11-02 20:59:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_26 [2022-11-02 20:59:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2022-11-02 20:59:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2022-11-02 20:59:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2022-11-02 20:59:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2022-11-02 20:59:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-02 20:59:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-02 20:59:13,900 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2022-11-02 20:59:13,900 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2022-11-02 20:59:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2022-11-02 20:59:13,901 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2022-11-02 20:59:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2022-11-02 20:59:13,901 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2022-11-02 20:59:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2022-11-02 20:59:13,901 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2022-11-02 20:59:13,901 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2022-11-02 20:59:13,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2022-11-02 20:59:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2022-11-02 20:59:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2022-11-02 20:59:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2022-11-02 20:59:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2022-11-02 20:59:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2022-11-02 20:59:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2022-11-02 20:59:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:59:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:59:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:59:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:59:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-02 20:59:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-02 20:59:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2022-11-02 20:59:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2022-11-02 20:59:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2022-11-02 20:59:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2022-11-02 20:59:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2022-11-02 20:59:13,904 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2022-11-02 20:59:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:59:13,904 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:59:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:59:13,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:59:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2022-11-02 20:59:13,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2022-11-02 20:59:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-02 20:59:13,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-02 20:59:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2022-11-02 20:59:13,905 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2022-11-02 20:59:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2022-11-02 20:59:13,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2022-11-02 20:59:13,905 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2022-11-02 20:59:13,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2022-11-02 20:59:13,906 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-02 20:59:13,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-02 20:59:13,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2022-11-02 20:59:13,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2022-11-02 20:59:13,906 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2022-11-02 20:59:13,906 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2022-11-02 20:59:13,906 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2022-11-02 20:59:13,906 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2022-11-02 20:59:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2022-11-02 20:59:13,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2022-11-02 20:59:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:59:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:59:13,907 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:59:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2022-11-02 20:59:13,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2022-11-02 20:59:13,907 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-11-02 20:59:13,907 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-11-02 20:59:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2022-11-02 20:59:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2022-11-02 20:59:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:59:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2022-11-02 20:59:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2022-11-02 20:59:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2022-11-02 20:59:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2022-11-02 20:59:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2022-11-02 20:59:13,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2022-11-02 20:59:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-11-02 20:59:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-11-02 20:59:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-11-02 20:59:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-11-02 20:59:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2022-11-02 20:59:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2022-11-02 20:59:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2022-11-02 20:59:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2022-11-02 20:59:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2022-11-02 20:59:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2022-11-02 20:59:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2022-11-02 20:59:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2022-11-02 20:59:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-11-02 20:59:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-11-02 20:59:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2022-11-02 20:59:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2022-11-02 20:59:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:59:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2022-11-02 20:59:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2022-11-02 20:59:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2022-11-02 20:59:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2022-11-02 20:59:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2022-11-02 20:59:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2022-11-02 20:59:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 20:59:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 20:59:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-02 20:59:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-02 20:59:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-02 20:59:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-02 20:59:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2022-11-02 20:59:13,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2022-11-02 20:59:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2022-11-02 20:59:13,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2022-11-02 20:59:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2022-11-02 20:59:13,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2022-11-02 20:59:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2022-11-02 20:59:13,912 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2022-11-02 20:59:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:59:13,912 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:59:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2022-11-02 20:59:13,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2022-11-02 20:59:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2022-11-02 20:59:13,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2022-11-02 20:59:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2022-11-02 20:59:13,913 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2022-11-02 20:59:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-02 20:59:13,913 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-02 20:59:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2022-11-02 20:59:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2022-11-02 20:59:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2022-11-02 20:59:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2022-11-02 20:59:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2022-11-02 20:59:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2022-11-02 20:59:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:59:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:59:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2022-11-02 20:59:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2022-11-02 20:59:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2022-11-02 20:59:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2022-11-02 20:59:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2022-11-02 20:59:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2022-11-02 20:59:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2022-11-02 20:59:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2022-11-02 20:59:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2022-11-02 20:59:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2022-11-02 20:59:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2022-11-02 20:59:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2022-11-02 20:59:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2022-11-02 20:59:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2022-11-02 20:59:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2022-11-02 20:59:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2022-11-02 20:59:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2022-11-02 20:59:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2022-11-02 20:59:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2022-11-02 20:59:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2022-11-02 20:59:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2022-11-02 20:59:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2022-11-02 20:59:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2022-11-02 20:59:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2022-11-02 20:59:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2022-11-02 20:59:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2022-11-02 20:59:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 20:59:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 20:59:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2022-11-02 20:59:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2022-11-02 20:59:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2022-11-02 20:59:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2022-11-02 20:59:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2022-11-02 20:59:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2022-11-02 20:59:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2022-11-02 20:59:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2022-11-02 20:59:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2022-11-02 20:59:13,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2022-11-02 20:59:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:59:13,919 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:59:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2022-11-02 20:59:13,919 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2022-11-02 20:59:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-02 20:59:13,919 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-02 20:59:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:59:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2022-11-02 20:59:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2022-11-02 20:59:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2022-11-02 20:59:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2022-11-02 20:59:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2022-11-02 20:59:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2022-11-02 20:59:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:59:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:59:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2022-11-02 20:59:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2022-11-02 20:59:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2022-11-02 20:59:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2022-11-02 20:59:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2022-11-02 20:59:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2022-11-02 20:59:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2022-11-02 20:59:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2022-11-02 20:59:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:59:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:59:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2022-11-02 20:59:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2022-11-02 20:59:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2022-11-02 20:59:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2022-11-02 20:59:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2022-11-02 20:59:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2022-11-02 20:59:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2022-11-02 20:59:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2022-11-02 20:59:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2022-11-02 20:59:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2022-11-02 20:59:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:59:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:59:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2022-11-02 20:59:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2022-11-02 20:59:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2022-11-02 20:59:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2022-11-02 20:59:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-02 20:59:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-02 20:59:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2022-11-02 20:59:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2022-11-02 20:59:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2022-11-02 20:59:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2022-11-02 20:59:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-02 20:59:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-02 20:59:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2022-11-02 20:59:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2022-11-02 20:59:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2022-11-02 20:59:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2022-11-02 20:59:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2022-11-02 20:59:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2022-11-02 20:59:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2022-11-02 20:59:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2022-11-02 20:59:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2022-11-02 20:59:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2022-11-02 20:59:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-02 20:59:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-02 20:59:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2022-11-02 20:59:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2022-11-02 20:59:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2022-11-02 20:59:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2022-11-02 20:59:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2022-11-02 20:59:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2022-11-02 20:59:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2022-11-02 20:59:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2022-11-02 20:59:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-11-02 20:59:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-11-02 20:59:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2022-11-02 20:59:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2022-11-02 20:59:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-02 20:59:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-02 20:59:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2022-11-02 20:59:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2022-11-02 20:59:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2022-11-02 20:59:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2022-11-02 20:59:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2022-11-02 20:59:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2022-11-02 20:59:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2022-11-02 20:59:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2022-11-02 20:59:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2022-11-02 20:59:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2022-11-02 20:59:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2022-11-02 20:59:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2022-11-02 20:59:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2022-11-02 20:59:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:59:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:59:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2022-11-02 20:59:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2022-11-02 20:59:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2022-11-02 20:59:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2022-11-02 20:59:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-02 20:59:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-02 20:59:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:59:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:59:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:59:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2022-11-02 20:59:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2022-11-02 20:59:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-02 20:59:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-02 20:59:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2022-11-02 20:59:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2022-11-02 20:59:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2022-11-02 20:59:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2022-11-02 20:59:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2022-11-02 20:59:13,929 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2022-11-02 20:59:13,929 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2022-11-02 20:59:13,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2022-11-02 20:59:15,474 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:59:15,479 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:59:15,969 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:59:29,782 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:59:29,832 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:59:29,833 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:59:29,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:29 BoogieIcfgContainer [2022-11-02 20:59:29,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:59:29,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:59:29,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:59:29,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:59:29,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:59:07" (1/3) ... [2022-11-02 20:59:29,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6db916b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:59:29, skipping insertion in model container [2022-11-02 20:59:29,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:59:12" (2/3) ... [2022-11-02 20:59:29,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6db916b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:59:29, skipping insertion in model container [2022-11-02 20:59:29,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:59:29" (3/3) ... [2022-11-02 20:59:29,853 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-11-02 20:59:29,875 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:59:29,875 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:59:30,049 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:59:30,058 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;@6d5a28c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:59:30,059 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:59:30,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 4417 states, 2877 states have (on average 1.29683698296837) internal successors, (3731), 2997 states have internal predecessors, (3731), 1252 states have call successors, (1252), 287 states have call predecessors, (1252), 286 states have return successors, (1244), 1206 states have call predecessors, (1244), 1244 states have call successors, (1244) [2022-11-02 20:59:30,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2022-11-02 20:59:30,136 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:30,139 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:30,139 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:30,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:30,150 INFO L85 PathProgramCache]: Analyzing trace with hash 940137217, now seen corresponding path program 1 times [2022-11-02 20:59:30,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:30,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740289278] [2022-11-02 20:59:30,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:30,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:59:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:59:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:59:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:59:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:59:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:59:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:59:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:59:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:59:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:59:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:59:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:59:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:59:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:31,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:59:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:59:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:59:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:59:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 20:59:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 20:59:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 20:59:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 20:59:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 20:59:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 20:59:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 20:59:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 20:59:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 20:59:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 20:59:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 20:59:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 20:59:32,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:59:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:32,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-11-02 20:59:32,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:32,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740289278] [2022-11-02 20:59:32,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740289278] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:32,576 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:32,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:59:32,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504161786] [2022-11-02 20:59:32,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:32,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:59:32,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:32,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:59:32,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:59:32,641 INFO L87 Difference]: Start difference. First operand has 4417 states, 2877 states have (on average 1.29683698296837) internal successors, (3731), 2997 states have internal predecessors, (3731), 1252 states have call successors, (1252), 287 states have call predecessors, (1252), 286 states have return successors, (1244), 1206 states have call predecessors, (1244), 1244 states have call successors, (1244) Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-11-02 20:59:43,982 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 [] [2022-11-02 20:59:48,936 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 [] [2022-11-02 20:59:52,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:59:52,669 INFO L93 Difference]: Finished difference Result 9809 states and 14569 transitions. [2022-11-02 20:59:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:59:52,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 426 [2022-11-02 20:59:52,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:59:52,737 INFO L225 Difference]: With dead ends: 9809 [2022-11-02 20:59:52,738 INFO L226 Difference]: Without dead ends: 5369 [2022-11-02 20:59:52,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:59:52,837 INFO L413 NwaCegarLoop]: 5759 mSDtfsCounter, 5175 mSDsluCounter, 2830 mSDsCounter, 0 mSdLazyCounter, 2973 mSolverCounterSat, 5563 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5346 SdHoareTripleChecker+Valid, 8589 SdHoareTripleChecker+Invalid, 8538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5563 IncrementalHoareTripleChecker+Valid, 2973 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:59:52,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5346 Valid, 8589 Invalid, 8538 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5563 Valid, 2973 Invalid, 2 Unknown, 0 Unchecked, 19.0s Time] [2022-11-02 20:59:52,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5369 states. [2022-11-02 20:59:53,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5369 to 4390. [2022-11-02 20:59:53,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4390 states, 2860 states have (on average 1.2905594405594405) internal successors, (3691), 2970 states have internal predecessors, (3691), 1244 states have call successors, (1244), 286 states have call predecessors, (1244), 285 states have return successors, (1238), 1200 states have call predecessors, (1238), 1238 states have call successors, (1238) [2022-11-02 20:59:53,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 4390 states and 6173 transitions. [2022-11-02 20:59:53,288 INFO L78 Accepts]: Start accepts. Automaton has 4390 states and 6173 transitions. Word has length 426 [2022-11-02 20:59:53,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:59:53,290 INFO L495 AbstractCegarLoop]: Abstraction has 4390 states and 6173 transitions. [2022-11-02 20:59:53,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-11-02 20:59:53,291 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 6173 transitions. [2022-11-02 20:59:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2022-11-02 20:59:53,304 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:59:53,305 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:59:53,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:59:53,306 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:59:53,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:59:53,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1043612449, now seen corresponding path program 1 times [2022-11-02 20:59:53,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:59:53,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275315868] [2022-11-02 20:59:53,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:59:53,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:59:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:59:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:59:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:59:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:53,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:59:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:59:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:59:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:59:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:53,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:59:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:59:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:59:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:59:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:59:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:59:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:59:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:59:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:59:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:59:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:59:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 20:59:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 20:59:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 20:59:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 20:59:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 20:59:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 20:59:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 20:59:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 20:59:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 20:59:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 20:59:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 20:59:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 20:59:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:59:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:59:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:59:54,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-11-02 20:59:54,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:59:54,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275315868] [2022-11-02 20:59:54,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275315868] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:59:54,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:59:54,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:59:54,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374647604] [2022-11-02 20:59:54,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:59:54,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:59:54,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:59:54,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:59:54,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:59:54,605 INFO L87 Difference]: Start difference. First operand 4390 states and 6173 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-02 21:00:12,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:00:19,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:00:22,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:00:27,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:00:27,963 INFO L93 Difference]: Finished difference Result 13982 states and 20129 transitions. [2022-11-02 21:00:27,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 21:00:27,964 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 426 [2022-11-02 21:00:27,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:00:28,050 INFO L225 Difference]: With dead ends: 13982 [2022-11-02 21:00:28,050 INFO L226 Difference]: Without dead ends: 9658 [2022-11-02 21:00:28,079 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:00:28,081 INFO L413 NwaCegarLoop]: 7161 mSDtfsCounter, 12969 mSDsluCounter, 7638 mSDsCounter, 0 mSdLazyCounter, 7092 mSolverCounterSat, 10376 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13644 SdHoareTripleChecker+Valid, 14799 SdHoareTripleChecker+Invalid, 17471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10376 IncrementalHoareTripleChecker+Valid, 7092 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:00:28,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13644 Valid, 14799 Invalid, 17471 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10376 Valid, 7092 Invalid, 3 Unknown, 0 Unchecked, 32.2s Time] [2022-11-02 21:00:28,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9658 states. [2022-11-02 21:00:28,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9658 to 7876. [2022-11-02 21:00:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7876 states, 5106 states have (on average 1.2839796318057188) internal successors, (6556), 5318 states have internal predecessors, (6556), 2211 states have call successors, (2211), 559 states have call predecessors, (2211), 558 states have return successors, (2205), 2128 states have call predecessors, (2205), 2205 states have call successors, (2205) [2022-11-02 21:00:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7876 states to 7876 states and 10972 transitions. [2022-11-02 21:00:28,664 INFO L78 Accepts]: Start accepts. Automaton has 7876 states and 10972 transitions. Word has length 426 [2022-11-02 21:00:28,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:00:28,669 INFO L495 AbstractCegarLoop]: Abstraction has 7876 states and 10972 transitions. [2022-11-02 21:00:28,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-02 21:00:28,671 INFO L276 IsEmpty]: Start isEmpty. Operand 7876 states and 10972 transitions. [2022-11-02 21:00:28,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2022-11-02 21:00:28,683 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:00:28,683 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:00:28,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 21:00:28,684 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:00:28,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:00:28,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1732217699, now seen corresponding path program 1 times [2022-11-02 21:00:28,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:00:28,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135029954] [2022-11-02 21:00:28,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:00:28,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:00:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:00:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:00:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:00:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:00:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 21:00:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:00:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 21:00:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 21:00:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:00:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:00:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 21:00:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 21:00:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 21:00:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 21:00:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 21:00:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 21:00:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:00:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 21:00:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 21:00:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 21:00:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 21:00:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 21:00:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 21:00:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 21:00:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 21:00:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 21:00:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 21:00:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 21:00:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 21:00:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 21:00:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:29,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 21:00:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:30,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:00:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:00:30,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-11-02 21:00:30,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:00:30,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135029954] [2022-11-02 21:00:30,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135029954] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:00:30,012 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:00:30,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:00:30,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031762721] [2022-11-02 21:00:30,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:00:30,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:00:30,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:00:30,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:00:30,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:00:30,015 INFO L87 Difference]: Start difference. First operand 7876 states and 10972 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-02 21:00:52,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:00:54,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:07,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:09,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:21,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:01:21,012 INFO L93 Difference]: Finished difference Result 26235 states and 37597 transitions. [2022-11-02 21:01:21,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 21:01:21,013 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), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 432 [2022-11-02 21:01:21,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:01:21,166 INFO L225 Difference]: With dead ends: 26235 [2022-11-02 21:01:21,167 INFO L226 Difference]: Without dead ends: 18425 [2022-11-02 21:01:21,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:01:21,214 INFO L413 NwaCegarLoop]: 8531 mSDtfsCounter, 9666 mSDsluCounter, 13482 mSDsCounter, 0 mSdLazyCounter, 12934 mSolverCounterSat, 6790 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10456 SdHoareTripleChecker+Valid, 22013 SdHoareTripleChecker+Invalid, 19728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6790 IncrementalHoareTripleChecker+Valid, 12934 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.4s IncrementalHoareTripleChecker+Time [2022-11-02 21:01:21,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10456 Valid, 22013 Invalid, 19728 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6790 Valid, 12934 Invalid, 4 Unknown, 0 Unchecked, 49.4s Time] [2022-11-02 21:01:21,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18425 states. [2022-11-02 21:01:22,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18425 to 14965. [2022-11-02 21:01:22,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14965 states, 9680 states have (on average 1.2792355371900825) internal successors, (12383), 10095 states have internal predecessors, (12383), 4190 states have call successors, (4190), 1095 states have call predecessors, (4190), 1094 states have return successors, (4184), 4030 states have call predecessors, (4184), 4184 states have call successors, (4184) [2022-11-02 21:01:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14965 states to 14965 states and 20757 transitions. [2022-11-02 21:01:22,218 INFO L78 Accepts]: Start accepts. Automaton has 14965 states and 20757 transitions. Word has length 432 [2022-11-02 21:01:22,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:01:22,224 INFO L495 AbstractCegarLoop]: Abstraction has 14965 states and 20757 transitions. [2022-11-02 21:01:22,224 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), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-02 21:01:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand 14965 states and 20757 transitions. [2022-11-02 21:01:22,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2022-11-02 21:01:22,236 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:01:22,237 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 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] [2022-11-02 21:01:22,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 21:01:22,237 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:01:22,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:01:22,238 INFO L85 PathProgramCache]: Analyzing trace with hash -288628472, now seen corresponding path program 1 times [2022-11-02 21:01:22,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:01:22,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406672838] [2022-11-02 21:01:22,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:01:22,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:01:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:01:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:01:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:01:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:22,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:01:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 21:01:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:01:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 21:01:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 21:01:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:01:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:01:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 21:01:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 21:01:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 21:01:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 21:01:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 21:01:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 21:01:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:01:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 21:01:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 21:01:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 21:01:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 21:01:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 21:01:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 21:01:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 21:01:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 21:01:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 21:01:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 21:01:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 21:01:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 21:01:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 21:01:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 21:01:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:01:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-11-02 21:01:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-11-02 21:01:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:01:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2022-11-02 21:01:23,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:01:23,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406672838] [2022-11-02 21:01:23,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406672838] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:01:23,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:01:23,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:01:23,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943851255] [2022-11-02 21:01:23,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:01:23,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:01:23,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:01:23,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:01:23,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:01:23,781 INFO L87 Difference]: Start difference. First operand 14965 states and 20757 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-02 21:01:43,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:48,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:01:50,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:05,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 21:02:07,572 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 [] [2022-11-02 21:02:18,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:02:18,851 INFO L93 Difference]: Finished difference Result 51482 states and 73720 transitions. [2022-11-02 21:02:18,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 21:02:18,852 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 439 [2022-11-02 21:02:18,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:02:19,089 INFO L225 Difference]: With dead ends: 51482 [2022-11-02 21:02:19,089 INFO L226 Difference]: Without dead ends: 36593 [2022-11-02 21:02:19,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:02:19,168 INFO L413 NwaCegarLoop]: 10071 mSDtfsCounter, 9502 mSDsluCounter, 15921 mSDsCounter, 0 mSdLazyCounter, 13713 mSolverCounterSat, 6160 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10346 SdHoareTripleChecker+Valid, 25992 SdHoareTripleChecker+Invalid, 19877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6160 IncrementalHoareTripleChecker+Valid, 13713 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:02:19,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10346 Valid, 25992 Invalid, 19877 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6160 Valid, 13713 Invalid, 4 Unknown, 0 Unchecked, 52.8s Time] [2022-11-02 21:02:19,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36593 states. [2022-11-02 21:02:21,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36593 to 29686. [2022-11-02 21:02:21,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29686 states, 19217 states have (on average 1.2794921163553103) internal successors, (24588), 20031 states have internal predecessors, (24588), 8293 states have call successors, (8293), 2176 states have call predecessors, (8293), 2175 states have return successors, (8287), 7986 states have call predecessors, (8287), 8287 states have call successors, (8287) [2022-11-02 21:02:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29686 states to 29686 states and 41168 transitions. [2022-11-02 21:02:21,285 INFO L78 Accepts]: Start accepts. Automaton has 29686 states and 41168 transitions. Word has length 439 [2022-11-02 21:02:21,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:02:21,287 INFO L495 AbstractCegarLoop]: Abstraction has 29686 states and 41168 transitions. [2022-11-02 21:02:21,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-02 21:02:21,287 INFO L276 IsEmpty]: Start isEmpty. Operand 29686 states and 41168 transitions. [2022-11-02 21:02:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2022-11-02 21:02:21,291 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:02:21,292 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:02:21,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 21:02:21,292 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:02:21,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:02:21,293 INFO L85 PathProgramCache]: Analyzing trace with hash -807569075, now seen corresponding path program 1 times [2022-11-02 21:02:21,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:02:21,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898676301] [2022-11-02 21:02:21,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:02:21,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:02:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 21:02:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 21:02:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 21:02:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:21,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 21:02:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:21,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 21:02:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 21:02:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 21:02:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 21:02:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 21:02:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 21:02:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 21:02:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 21:02:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 21:02:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 21:02:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 21:02:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 21:02:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 21:02:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 21:02:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 21:02:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 21:02:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 21:02:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 21:02:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:22,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 21:02:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 21:02:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 21:02:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 21:02:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 21:02:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 21:02:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 21:02:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 21:02:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 21:02:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 21:02:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-11-02 21:02:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 21:02:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:23,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-11-02 21:02:23,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:02:23,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898676301] [2022-11-02 21:02:23,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898676301] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:02:23,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:02:23,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 21:02:23,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160676644] [2022-11-02 21:02:23,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:02:23,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 21:02:23,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:02:23,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 21:02:23,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:02:23,289 INFO L87 Difference]: Start difference. First operand 29686 states and 41168 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-02 21:02:35,295 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 [] [2022-11-02 21:02:42,311 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 []