./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.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_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/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_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/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_a04e98f7-ea58-4e90-883b-eb3dc7211905/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 2c5568751dd37ae3ac79e02a0fd7273b3ab2af9e94f13bec2f84e6a22bfe26f6 --- 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 16:38:42,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:42,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:42,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:42,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:42,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:42,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:42,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:42,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:42,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:42,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:42,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:42,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:42,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:42,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:42,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:42,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:42,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:42,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:42,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:42,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:42,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:42,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:42,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:42,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:42,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:42,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:42,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:42,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:42,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:42,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:42,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:42,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:42,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:42,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:42,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:42,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:42,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:42,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:42,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:42,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:42,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:42,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:42,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:42,906 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:42,906 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:42,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:42,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:42,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:42,908 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:42,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:42,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:42,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:42,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:42,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:42,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:42,911 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:42,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:42,911 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:42,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:42,912 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:42,912 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:42,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:42,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:42,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:42,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:42,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:42,914 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:42,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:42,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:42,914 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_a04e98f7-ea58-4e90-883b-eb3dc7211905/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c5568751dd37ae3ac79e02a0fd7273b3ab2af9e94f13bec2f84e6a22bfe26f6 [2022-10-17 16:38:43,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:43,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:43,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:43,302 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:43,305 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:43,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c [2022-10-17 16:38:43,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/data/5d06227d7/47e9b3031f464746a1e24fb322d97bec/FLAGb7fa3ca49 [2022-10-17 16:38:44,602 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:44,603 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c [2022-10-17 16:38:44,664 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/data/5d06227d7/47e9b3031f464746a1e24fb322d97bec/FLAGb7fa3ca49 [2022-10-17 16:38:44,839 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/data/5d06227d7/47e9b3031f464746a1e24fb322d97bec [2022-10-17 16:38:44,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:44,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:44,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:44,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:44,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:44,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f14b18d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:44, skipping insertion in model container [2022-10-17 16:38:44,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:44" (1/1) ... [2022-10-17 16:38:44,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:45,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:47,773 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_a04e98f7-ea58-4e90-883b-eb3dc7211905/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[381679,381692] [2022-10-17 16:38:47,802 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_a04e98f7-ea58-4e90-883b-eb3dc7211905/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[383339,383352] [2022-10-17 16:38:48,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:48,021 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:49,312 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_a04e98f7-ea58-4e90-883b-eb3dc7211905/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[381679,381692] [2022-10-17 16:38:49,317 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_a04e98f7-ea58-4e90-883b-eb3dc7211905/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-2.c[383339,383352] [2022-10-17 16:38:49,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:49,421 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:49,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49 WrapperNode [2022-10-17 16:38:49,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:49,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:49,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:49,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:49,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:49,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,043 INFO L138 Inliner]: procedures = 52, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12740 [2022-10-17 16:38:50,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:50,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:50,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:50,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:50,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,542 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:50,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:50,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:50,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:50,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:49" (1/1) ... [2022-10-17 16:38:50,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:50,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:50,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:50,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04e98f7-ea58-4e90-883b-eb3dc7211905/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:38:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:38:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:38:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:38:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:38:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:38:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:38:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:38:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:38:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:38:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:38:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:38:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:38:51,001 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:38:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:51,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:51,230 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:51,232 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:00,675 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:03,769 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:03,769 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:39:03,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:03 BoogieIcfgContainer [2022-10-17 16:39:03,776 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:03,777 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:03,777 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:03,788 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:03,788 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:03" (1/1) ... [2022-10-17 16:39:03,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:03,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:03,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 1749 states and 3431 transitions. [2022-10-17 16:39:03,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3431 transitions. [2022-10-17 16:39:03,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:03,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:03,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,341 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 16:39:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1762 states and 3455 transitions. [2022-10-17 16:39:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3455 transitions. [2022-10-17 16:39:04,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:04,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,829 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 16:39:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1763 states and 3455 transitions. [2022-10-17 16:39:04,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3455 transitions. [2022-10-17 16:39:04,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:04,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,049 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 16:39:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1764 states and 3455 transitions. [2022-10-17 16:39:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3455 transitions. [2022-10-17 16:39:05,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:05,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,202 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 16:39:05,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1765 states and 3455 transitions. [2022-10-17 16:39:05,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3455 transitions. [2022-10-17 16:39:05,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:05,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,368 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 16:39:05,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1766 states and 3455 transitions. [2022-10-17 16:39:05,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3455 transitions. [2022-10-17 16:39:05,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:05,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,562 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 16:39:05,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1775 states and 3472 transitions. [2022-10-17 16:39:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3472 transitions. [2022-10-17 16:39:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:05,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,872 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 16:39:05,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1776 states and 3472 transitions. [2022-10-17 16:39:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3472 transitions. [2022-10-17 16:39:05,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:05,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:05,974 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 16:39:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1777 states and 3472 transitions. [2022-10-17 16:39:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3472 transitions. [2022-10-17 16:39:06,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:06,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,122 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 16:39:06,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1782 states and 3483 transitions. [2022-10-17 16:39:06,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3483 transitions. [2022-10-17 16:39:06,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:06,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,470 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 16:39:06,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1783 states and 3483 transitions. [2022-10-17 16:39:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3483 transitions. [2022-10-17 16:39:06,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:06,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,564 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 16:39:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 1791 states and 3498 transitions. [2022-10-17 16:39:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3498 transitions. [2022-10-17 16:39:06,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:06,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,876 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 16:39:07,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:07,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1810 states and 3537 transitions. [2022-10-17 16:39:07,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3537 transitions. [2022-10-17 16:39:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:07,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:07,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:08,026 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 16:39:08,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1812 states and 3542 transitions. [2022-10-17 16:39:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3542 transitions. [2022-10-17 16:39:08,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:08,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:08,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:08,920 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 16:39:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1823 states and 3565 transitions. [2022-10-17 16:39:10,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3565 transitions. [2022-10-17 16:39:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:10,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:10,559 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 16:39:10,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1824 states and 3566 transitions. [2022-10-17 16:39:10,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3566 transitions. [2022-10-17 16:39:10,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:10,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:10,759 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 16:39:10,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1825 states and 3567 transitions. [2022-10-17 16:39:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3567 transitions. [2022-10-17 16:39:10,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:10,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.