./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 78258e8e1e0a9153dcadc40b279c1b949f89012dbb716c6b1987705528a7bf55 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:35:17,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:35:17,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:35:17,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:35:17,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:35:17,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:35:17,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:35:17,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:35:17,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:35:17,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:35:17,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:35:17,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:35:17,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:35:17,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:35:17,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:35:17,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:35:17,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:35:17,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:35:17,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:35:17,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:35:17,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:35:17,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:35:17,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:35:17,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:35:17,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:35:17,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:35:17,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:35:17,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:35:17,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:35:17,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:35:17,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:35:17,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:35:17,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:35:17,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:35:17,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:35:17,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:35:17,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:35:17,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:35:17,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:35:17,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:35:17,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:35:17,416 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 18:35:17,453 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:35:17,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:35:17,454 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:35:17,454 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:35:17,455 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:35:17,455 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:35:17,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:35:17,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:35:17,456 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:35:17,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:35:17,457 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:35:17,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:35:17,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:35:17,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:35:17,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:35:17,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:35:17,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:35:17,458 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:35:17,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:35:17,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:35:17,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:35:17,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:35:17,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:35:17,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:35:17,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:35:17,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:35:17,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:35:17,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:35:17,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:35:17,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:35:17,461 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:35:17,461 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:35:17,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:35:17,462 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_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78258e8e1e0a9153dcadc40b279c1b949f89012dbb716c6b1987705528a7bf55 [2022-11-18 18:35:17,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:35:17,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:35:17,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:35:17,747 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:35:17,747 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:35:17,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2022-11-18 18:35:17,832 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/data/6be242516/05b52ba7a16847dcac114631889fe775/FLAG58016186a [2022-11-18 18:35:18,874 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:35:18,875 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2022-11-18 18:35:18,932 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/data/6be242516/05b52ba7a16847dcac114631889fe775/FLAG58016186a [2022-11-18 18:35:19,224 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/data/6be242516/05b52ba7a16847dcac114631889fe775 [2022-11-18 18:35:19,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:35:19,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:35:19,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:35:19,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:35:19,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:35:19,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:19" (1/1) ... [2022-11-18 18:35:19,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ec7dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:19, skipping insertion in model container [2022-11-18 18:35:19,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:19" (1/1) ... [2022-11-18 18:35:19,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:35:19,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:35:19,824 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c[2267,2280] [2022-11-18 18:35:20,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:35:20,982 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:35:21,001 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c[2267,2280] [2022-11-18 18:35:21,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:35:21,878 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:35:21,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21 WrapperNode [2022-11-18 18:35:21,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:35:21,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:35:21,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:35:21,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:35:21,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:22,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:23,420 INFO L138 Inliner]: procedures = 101, calls = 11881, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 39268 [2022-11-18 18:35:23,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:35:23,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:35:23,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:35:23,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:35:23,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:23,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:23,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:23,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:24,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:24,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:24,730 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:24,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:24,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:35:24,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:35:24,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:35:24,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:35:24,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (1/1) ... [2022-11-18 18:35:24,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:35:24,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:25,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:25,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55c9c998-3a9a-4e94-b413-5b3116a207fa/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:35:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-11-18 18:35:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-11-18 18:35:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-11-18 18:35:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-11-18 18:35:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:35:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-11-18 18:35:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-11-18 18:35:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-11-18 18:35:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-11-18 18:35:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-11-18 18:35:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-11-18 18:35:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-11-18 18:35:25,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-11-18 18:35:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-11-18 18:35:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-11-18 18:35:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-11-18 18:35:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-11-18 18:35:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-11-18 18:35:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-11-18 18:35:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:35:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-11-18 18:35:25,066 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-11-18 18:35:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-11-18 18:35:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-11-18 18:35:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-11-18 18:35:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-11-18 18:35:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-11-18 18:35:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-11-18 18:35:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-11-18 18:35:25,067 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-11-18 18:35:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-11-18 18:35:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-11-18 18:35:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-11-18 18:35:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-11-18 18:35:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:35:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-11-18 18:35:25,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-11-18 18:35:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-11-18 18:35:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-11-18 18:35:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-11-18 18:35:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-11-18 18:35:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-11-18 18:35:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-11-18 18:35:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-11-18 18:35:25,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-11-18 18:35:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-11-18 18:35:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-11-18 18:35:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-11-18 18:35:25,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-11-18 18:35:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-11-18 18:35:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-11-18 18:35:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-11-18 18:35:25,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-11-18 18:35:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-11-18 18:35:25,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-11-18 18:35:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-11-18 18:35:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-11-18 18:35:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-11-18 18:35:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-11-18 18:35:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-11-18 18:35:25,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-11-18 18:35:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-11-18 18:35:25,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-11-18 18:35:25,074 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-11-18 18:35:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-11-18 18:35:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-11-18 18:35:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-11-18 18:35:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-11-18 18:35:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-11-18 18:35:25,075 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-11-18 18:35:25,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-11-18 18:35:25,076 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-11-18 18:35:25,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-11-18 18:35:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-11-18 18:35:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-11-18 18:35:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-11-18 18:35:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-11-18 18:35:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-11-18 18:35:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-11-18 18:35:25,077 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2022-11-18 18:35:25,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2022-11-18 18:35:25,078 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-11-18 18:35:25,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-11-18 18:35:25,078 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-11-18 18:35:25,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-11-18 18:35:25,078 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-11-18 18:35:25,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-11-18 18:35:25,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:35:25,079 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-11-18 18:35:25,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-11-18 18:35:25,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:35:25,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:35:27,117 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:35:27,121 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:39:38,089 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:39:38,149 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:39:38,149 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-18 18:39:38,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:38 BoogieIcfgContainer [2022-11-18 18:39:38,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:39:38,160 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:39:38,160 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:39:38,164 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:39:38,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:35:19" (1/3) ... [2022-11-18 18:39:38,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5913604f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:39:38, skipping insertion in model container [2022-11-18 18:39:38,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:21" (2/3) ... [2022-11-18 18:39:38,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5913604f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:39:38, skipping insertion in model container [2022-11-18 18:39:38,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:39:38" (3/3) ... [2022-11-18 18:39:38,167 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.3-2.c [2022-11-18 18:39:38,186 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:39:38,186 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 18:39:38,360 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 18:39:38,368 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;@5e6a6dd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 18:39:38,368 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 18:39:38,395 INFO L276 IsEmpty]: Start isEmpty. Operand has 8447 states, 8032 states have (on average 1.5709661354581674) internal successors, (12618), 8056 states have internal predecessors, (12618), 370 states have call successors, (370), 43 states have call predecessors, (370), 43 states have return successors, (370), 360 states have call predecessors, (370), 370 states have call successors, (370) [2022-11-18 18:39:38,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3346 [2022-11-18 18:39:38,875 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 18:39:38,881 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:39:38,883 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 18:39:38,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:39:38,891 INFO L85 PathProgramCache]: Analyzing trace with hash -391326380, now seen corresponding path program 1 times [2022-11-18 18:39:38,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:39:38,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087230847] [2022-11-18 18:39:38,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:39:38,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms