./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.04.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b18a76c867b23fc238210d30f7146aaa10cc52d26bc0f62c42cd3676dc575e59 --- 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-dbf71c6-m [2022-10-17 17:05:50,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:50,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:50,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:50,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:50,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:50,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:50,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:50,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:50,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:50,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:50,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:50,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:50,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:50,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:50,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:50,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:50,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:50,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:50,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:50,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:50,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:50,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:50,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:50,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:50,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:50,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:50,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:50,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:50,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:50,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:50,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:50,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:50,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:50,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:50,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:50,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:50,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:50,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:50,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:50,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:50,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:05:50,604 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:50,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:50,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:50,606 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:50,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:50,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:50,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:50,608 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:50,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:50,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:50,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:50,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:50,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:50,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:50,610 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:50,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:50,611 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:50,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:50,612 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:50,612 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:50,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:50,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:50,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:50,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:50,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:50,614 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:50,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:50,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:50,615 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_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b18a76c867b23fc238210d30f7146aaa10cc52d26bc0f62c42cd3676dc575e59 [2022-10-17 17:05:50,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:50,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:50,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:50,916 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:50,917 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:50,918 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.04.cil-1.c [2022-10-17 17:05:50,982 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/data/72c7c13d6/295f567ce56c40c6beb033b4cf99a4bc/FLAG820025174 [2022-10-17 17:05:52,158 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:52,160 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/sv-benchmarks/c/combinations/Problem05_label41+token_ring.04.cil-1.c [2022-10-17 17:05:52,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/data/72c7c13d6/295f567ce56c40c6beb033b4cf99a4bc/FLAG820025174 [2022-10-17 17:05:52,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/data/72c7c13d6/295f567ce56c40c6beb033b4cf99a4bc [2022-10-17 17:05:52,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:52,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:52,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:52,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:52,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:52,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:52" (1/1) ... [2022-10-17 17:05:52,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e1b41f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:52, skipping insertion in model container [2022-10-17 17:05:52,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:52" (1/1) ... [2022-10-17 17:05:52,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:52,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:54,990 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_44360c14-c2b2-4dc4-9049-da5ae15595d4/sv-benchmarks/c/combinations/Problem05_label41+token_ring.04.cil-1.c[376251,376264] [2022-10-17 17:05:55,035 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_44360c14-c2b2-4dc4-9049-da5ae15595d4/sv-benchmarks/c/combinations/Problem05_label41+token_ring.04.cil-1.c[383339,383352] [2022-10-17 17:05:55,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:55,299 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:56,650 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_44360c14-c2b2-4dc4-9049-da5ae15595d4/sv-benchmarks/c/combinations/Problem05_label41+token_ring.04.cil-1.c[376251,376264] [2022-10-17 17:05:56,661 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_44360c14-c2b2-4dc4-9049-da5ae15595d4/sv-benchmarks/c/combinations/Problem05_label41+token_ring.04.cil-1.c[383339,383352] [2022-10-17 17:05:56,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:56,761 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:56,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56 WrapperNode [2022-10-17 17:05:56,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:56,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:56,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:56,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:56,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:56,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:57,433 INFO L138 Inliner]: procedures = 52, calls = 53, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 12735 [2022-10-17 17:05:57,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:57,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:57,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:57,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:57,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:57,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:57,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:57,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:58,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:58,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:58,280 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:58,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:58,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:58,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:58,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:58,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:58,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:56" (1/1) ... [2022-10-17 17:05:58,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:58,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:58,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:58,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44360c14-c2b2-4dc4-9049-da5ae15595d4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:05:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 17:05:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 17:05:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:05:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:05:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 17:05:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 17:05:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 17:05:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 17:05:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 17:05:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 17:05:58,624 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 17:05:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 17:05:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:05:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:58,810 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:58,812 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:07,723 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:10,172 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:10,172 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 17:06:10,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:10 BoogieIcfgContainer [2022-10-17 17:06:10,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:10,181 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:10,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:10,193 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:10,193 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:10" (1/1) ... [2022-10-17 17:06:10,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:10,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:10,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1743 states and 3421 transitions. [2022-10-17 17:06:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3421 transitions. [2022-10-17 17:06:10,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:10,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:10,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:10,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:11,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:11,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1757 states and 3447 transitions. [2022-10-17 17:06:11,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3447 transitions. [2022-10-17 17:06:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:11,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:11,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:11,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:11,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:11,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:11,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1758 states and 3447 transitions. [2022-10-17 17:06:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2022-10-17 17:06:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:11,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:11,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:11,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:11,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1759 states and 3447 transitions. [2022-10-17 17:06:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3447 transitions. [2022-10-17 17:06:11,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:11,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:11,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:11,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1760 states and 3447 transitions. [2022-10-17 17:06:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3447 transitions. [2022-10-17 17:06:11,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:11,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:11,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:12,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1761 states and 3447 transitions. [2022-10-17 17:06:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3447 transitions. [2022-10-17 17:06:12,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:12,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:12,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:12,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:12,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1770 states and 3464 transitions. [2022-10-17 17:06:12,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3464 transitions. [2022-10-17 17:06:12,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:12,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:12,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:12,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:12,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1771 states and 3464 transitions. [2022-10-17 17:06:12,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3464 transitions. [2022-10-17 17:06:12,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:12,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:12,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:12,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:12,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1772 states and 3464 transitions. [2022-10-17 17:06:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3464 transitions. [2022-10-17 17:06:12,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:12,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:12,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:12,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1777 states and 3475 transitions. [2022-10-17 17:06:13,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3475 transitions. [2022-10-17 17:06:13,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:13,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:13,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:13,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:13,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1778 states and 3475 transitions. [2022-10-17 17:06:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3475 transitions. [2022-10-17 17:06:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:13,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:13,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:13,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:13,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1786 states and 3490 transitions. [2022-10-17 17:06:13,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3490 transitions. [2022-10-17 17:06:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:06:13,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:13,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:13,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:13,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 1805 states and 3529 transitions. [2022-10-17 17:06:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3529 transitions. [2022-10-17 17:06:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:06:14,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:14,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:14,479 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:06:15,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:15,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1807 states and 3534 transitions. [2022-10-17 17:06:15,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3534 transitions. [2022-10-17 17:06:15,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:06:15,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:15,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:15,430 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:06:16,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:16,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1818 states and 3557 transitions. [2022-10-17 17:06:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3557 transitions. [2022-10-17 17:06:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:06:16,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:16,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:16,954 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:06:17,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1819 states and 3558 transitions. [2022-10-17 17:06:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3558 transitions. [2022-10-17 17:06:17,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:06:17,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:17,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:17,146 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:06:17,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:17,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1820 states and 3559 transitions. [2022-10-17 17:06:17,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3559 transitions. [2022-10-17 17:06:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:06:17,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:17,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:17,655 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.