./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+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_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/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_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/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_7db64ebb-4015-4241-a1ad-c4a64bd56306/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 7640909f7ef47a12c6daa58dacf29a693ba9f7401fa2c48138a16311fc07e97d --- 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 17:06:36,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:36,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:36,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:36,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:36,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:36,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:36,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:36,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:36,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:36,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:37,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:37,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:37,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:37,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:37,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:37,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:37,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:37,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:37,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:37,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:37,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:37,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:37,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:37,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:37,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:37,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:37,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:37,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:37,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:37,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:37,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:37,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:37,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:37,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:37,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:37,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:37,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:37,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:37,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:37,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:37,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:06:37,102 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:37,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:37,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:37,104 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:37,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:37,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:37,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:37,105 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:37,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:37,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:37,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:37,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:37,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:37,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:37,108 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:37,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:37,108 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:37,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:37,109 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:37,109 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:37,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:37,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:37,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:37,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:37,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:37,111 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:37,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:37,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:37,111 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_7db64ebb-4015-4241-a1ad-c4a64bd56306/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7640909f7ef47a12c6daa58dacf29a693ba9f7401fa2c48138a16311fc07e97d [2022-10-17 17:06:37,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:37,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:37,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:37,437 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:37,437 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:37,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-2.c [2022-10-17 17:06:37,525 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/data/cce4dcd54/e056e4695c354a6b9d94582c3fb9134a/FLAGc6d88076a [2022-10-17 17:06:38,591 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:38,592 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-2.c [2022-10-17 17:06:38,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/data/cce4dcd54/e056e4695c354a6b9d94582c3fb9134a/FLAGc6d88076a [2022-10-17 17:06:38,867 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/data/cce4dcd54/e056e4695c354a6b9d94582c3fb9134a [2022-10-17 17:06:38,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:38,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:38,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:38,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:38,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:38,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:38" (1/1) ... [2022-10-17 17:06:38,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408f1200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:38, skipping insertion in model container [2022-10-17 17:06:38,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:38" (1/1) ... [2022-10-17 17:06:38,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:39,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:41,488 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_7db64ebb-4015-4241-a1ad-c4a64bd56306/sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-2.c[382357,382370] [2022-10-17 17:06:41,516 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_7db64ebb-4015-4241-a1ad-c4a64bd56306/sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-2.c[383339,383352] [2022-10-17 17:06:41,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:41,753 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:43,077 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_7db64ebb-4015-4241-a1ad-c4a64bd56306/sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-2.c[382357,382370] [2022-10-17 17:06:43,081 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_7db64ebb-4015-4241-a1ad-c4a64bd56306/sv-benchmarks/c/combinations/Problem05_label46+token_ring.04.cil-2.c[383339,383352] [2022-10-17 17:06:43,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:43,192 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:43,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43 WrapperNode [2022-10-17 17:06:43,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:43,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:43,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:43,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:43,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:43,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:43,909 INFO L138 Inliner]: procedures = 52, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12740 [2022-10-17 17:06:43,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:43,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:43,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:43,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:43,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:43,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:44,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:44,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:44,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:44,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:44,705 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:44,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:44,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:44,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:44,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:44,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:44,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:43" (1/1) ... [2022-10-17 17:06:44,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:44,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:44,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:44,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db64ebb-4015-4241-a1ad-c4a64bd56306/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 17:06:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 17:06:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:06:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:06:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 17:06:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 17:06:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 17:06:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 17:06:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 17:06:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 17:06:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 17:06:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 17:06:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 17:06:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 17:06:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:45,162 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:45,180 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:54,302 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:56,713 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:56,714 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 17:06:56,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:56 BoogieIcfgContainer [2022-10-17 17:06:56,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:56,721 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:56,721 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:56,732 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:56,732 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:56" (1/1) ... [2022-10-17 17:06:56,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 1749 states and 3431 transitions. [2022-10-17 17:06:56,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3431 transitions. [2022-10-17 17:06:56,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:56,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:56,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:57,319 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 17:06:57,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:57,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1762 states and 3455 transitions. [2022-10-17 17:06:57,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3455 transitions. [2022-10-17 17:06:57,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:57,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:57,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:57,694 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 17:06:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:57,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1763 states and 3455 transitions. [2022-10-17 17:06:57,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3455 transitions. [2022-10-17 17:06:57,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:57,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:57,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:57,967 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 17:06:57,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:58,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1764 states and 3455 transitions. [2022-10-17 17:06:58,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3455 transitions. [2022-10-17 17:06:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:58,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:58,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,094 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 17:06:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1765 states and 3455 transitions. [2022-10-17 17:06:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3455 transitions. [2022-10-17 17:06:58,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:58,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:58,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,229 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 17:06:58,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:58,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1766 states and 3455 transitions. [2022-10-17 17:06:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3455 transitions. [2022-10-17 17:06:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:58,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:58,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,389 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 17:06:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:58,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1775 states and 3472 transitions. [2022-10-17 17:06:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3472 transitions. [2022-10-17 17:06:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:58,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:58,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,763 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 17:06:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1776 states and 3472 transitions. [2022-10-17 17:06:58,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3472 transitions. [2022-10-17 17:06:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:58,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:58,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,924 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 17:06:58,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:58,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1777 states and 3472 transitions. [2022-10-17 17:06:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3472 transitions. [2022-10-17 17:06:58,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:58,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:58,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:59,068 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 17:06:59,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1782 states and 3483 transitions. [2022-10-17 17:06:59,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3483 transitions. [2022-10-17 17:06:59,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:59,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:59,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:59,355 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 17:06:59,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:59,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1783 states and 3483 transitions. [2022-10-17 17:06:59,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3483 transitions. [2022-10-17 17:06:59,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:59,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:59,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:59,447 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 17:06:59,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 1791 states and 3498 transitions. [2022-10-17 17:06:59,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3498 transitions. [2022-10-17 17:06:59,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:06:59,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:59,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:59,777 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 17:07:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1810 states and 3537 transitions. [2022-10-17 17:07:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3537 transitions. [2022-10-17 17:07:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:07:00,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:00,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:00,916 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 17:07:01,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:01,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1812 states and 3542 transitions. [2022-10-17 17:07:01,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3542 transitions. [2022-10-17 17:07:01,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:07:01,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:01,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:01,952 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 17:07:03,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1823 states and 3565 transitions. [2022-10-17 17:07:03,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3565 transitions. [2022-10-17 17:07:03,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:07:03,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:03,428 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 17:07:03,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1824 states and 3566 transitions. [2022-10-17 17:07:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3566 transitions. [2022-10-17 17:07:03,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:07:03,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:03,597 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 17:07:03,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1825 states and 3567 transitions. [2022-10-17 17:07:03,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3567 transitions. [2022-10-17 17:07:03,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:07:03,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:04,054 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.