./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+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_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/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_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/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_12d99ab2-dd49-4352-a0ac-02aa3783a052/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 e00c3fe8d0c18f678a1828bfe849f51bd28f58902f8fb74e3907dba377893684 --- 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 16:39:25,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:25,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:25,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:25,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:25,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:25,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:25,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:25,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:25,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:25,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:25,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:25,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:25,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:25,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:25,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:25,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:25,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:25,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:25,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:25,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:25,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:25,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:25,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:25,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:25,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:25,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:25,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:25,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:25,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:25,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:25,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:25,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:25,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:25,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:25,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:25,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:25,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:25,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:25,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:25,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:25,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:25,451 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:25,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:25,455 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:25,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:25,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:25,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:25,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:25,458 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:25,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:25,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:25,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:25,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:25,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:25,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:25,461 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:25,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:25,462 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:25,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:25,463 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:25,463 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:25,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:25,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:25,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:25,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:25,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:25,466 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:25,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:25,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:25,467 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_12d99ab2-dd49-4352-a0ac-02aa3783a052/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e00c3fe8d0c18f678a1828bfe849f51bd28f58902f8fb74e3907dba377893684 [2022-10-17 16:39:25,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:25,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:25,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:25,818 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:25,820 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:25,822 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-1.c [2022-10-17 16:39:25,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/data/84a4ea5f9/3e25602701714b049b9f3ca5ab96b9a3/FLAG27d547f49 [2022-10-17 16:39:27,077 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:27,078 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-1.c [2022-10-17 16:39:27,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/data/84a4ea5f9/3e25602701714b049b9f3ca5ab96b9a3/FLAG27d547f49 [2022-10-17 16:39:27,358 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/data/84a4ea5f9/3e25602701714b049b9f3ca5ab96b9a3 [2022-10-17 16:39:27,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:27,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:27,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:27,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:27,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:27,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:27" (1/1) ... [2022-10-17 16:39:27,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e5e3395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:27, skipping insertion in model container [2022-10-17 16:39:27,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:27" (1/1) ... [2022-10-17 16:39:27,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:27,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:30,389 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_12d99ab2-dd49-4352-a0ac-02aa3783a052/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-1.c[381679,381692] [2022-10-17 16:39:30,420 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_12d99ab2-dd49-4352-a0ac-02aa3783a052/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-1.c[383339,383352] [2022-10-17 16:39:30,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:30,707 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:31,999 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_12d99ab2-dd49-4352-a0ac-02aa3783a052/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-1.c[381679,381692] [2022-10-17 16:39:32,005 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_12d99ab2-dd49-4352-a0ac-02aa3783a052/sv-benchmarks/c/combinations/Problem05_label43+token_ring.04.cil-1.c[383339,383352] [2022-10-17 16:39:32,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:32,126 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:32,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32 WrapperNode [2022-10-17 16:39:32,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:32,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:32,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:32,129 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:32,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:32,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:32,965 INFO L138 Inliner]: procedures = 52, calls = 53, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 12735 [2022-10-17 16:39:32,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:32,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:32,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:32,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:32,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:32,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:33,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:33,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:33,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:33,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:33,457 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:33,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:33,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:33,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:33,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:33,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:33,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:32" (1/1) ... [2022-10-17 16:39:33,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:33,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:33,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:33,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12d99ab2-dd49-4352-a0ac-02aa3783a052/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:33,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:33,800 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:39:33,800 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:39:33,800 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:39:33,800 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:39:33,800 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:39:33,800 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:39:33,801 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:39:33,801 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:39:33,801 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:39:33,801 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:39:33,801 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:39:33,801 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:39:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:33,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:33,911 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:33,914 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:42,732 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:45,088 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:45,089 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:39:45,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:45 BoogieIcfgContainer [2022-10-17 16:39:45,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:45,096 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:45,096 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:45,109 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:45,110 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:45" (1/1) ... [2022-10-17 16:39:45,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1743 states and 3421 transitions. [2022-10-17 16:39:45,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3421 transitions. [2022-10-17 16:39:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:45,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:45,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:45,671 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 16:39:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:45,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1757 states and 3447 transitions. [2022-10-17 16:39:45,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3447 transitions. [2022-10-17 16:39:45,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:45,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:45,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,079 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 16:39:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1758 states and 3447 transitions. [2022-10-17 16:39:46,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2022-10-17 16:39:46,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:46,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,240 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 16:39:46,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1759 states and 3447 transitions. [2022-10-17 16:39:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3447 transitions. [2022-10-17 16:39:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:46,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,361 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 16:39:46,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1760 states and 3447 transitions. [2022-10-17 16:39:46,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3447 transitions. [2022-10-17 16:39:46,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:46,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,475 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 16:39:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1761 states and 3447 transitions. [2022-10-17 16:39:46,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3447 transitions. [2022-10-17 16:39:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:46,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,664 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 16:39:46,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1770 states and 3464 transitions. [2022-10-17 16:39:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3464 transitions. [2022-10-17 16:39:46,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:46,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,979 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 16:39:47,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1771 states and 3464 transitions. [2022-10-17 16:39:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3464 transitions. [2022-10-17 16:39:47,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:47,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,108 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 16:39:47,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1772 states and 3464 transitions. [2022-10-17 16:39:47,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3464 transitions. [2022-10-17 16:39:47,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:47,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,241 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 16:39:47,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1777 states and 3475 transitions. [2022-10-17 16:39:47,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3475 transitions. [2022-10-17 16:39:47,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:47,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,515 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 16:39:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1778 states and 3475 transitions. [2022-10-17 16:39:47,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3475 transitions. [2022-10-17 16:39:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:47,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,587 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 16:39:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1786 states and 3490 transitions. [2022-10-17 16:39:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3490 transitions. [2022-10-17 16:39:47,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:47,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,894 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 16:39:48,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:48,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 1805 states and 3529 transitions. [2022-10-17 16:39:48,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3529 transitions. [2022-10-17 16:39:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:48,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:48,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:49,063 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 16:39:49,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1807 states and 3534 transitions. [2022-10-17 16:39:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3534 transitions. [2022-10-17 16:39:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:49,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:49,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:49,972 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 16:39:51,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:51,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1818 states and 3557 transitions. [2022-10-17 16:39:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3557 transitions. [2022-10-17 16:39:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:51,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:51,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:51,404 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 16:39:51,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:51,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 1819 states and 3558 transitions. [2022-10-17 16:39:51,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3558 transitions. [2022-10-17 16:39:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:51,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:51,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:51,559 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 16:39:51,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:51,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1820 states and 3559 transitions. [2022-10-17 16:39:51,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3559 transitions. [2022-10-17 16:39:51,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:51,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:51,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.