./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.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_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/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_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/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_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/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 d0919f37d9ec3b35ef959618459b2f9ff909696f753b572bc67b87ebda7b05b0 --- 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 17:02:05,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:05,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:05,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:05,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:05,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:05,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:05,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:05,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:05,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:05,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:05,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:05,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:05,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:05,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:05,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:05,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:05,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:05,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:05,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:05,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:05,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:05,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:05,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:05,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:05,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:05,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:05,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:05,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:05,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:05,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:05,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:05,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:05,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:05,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:05,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:05,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:05,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:05,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:05,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:05,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:05,499 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:02:05,553 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:05,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:05,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:05,555 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:05,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:05,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:05,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:05,557 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:05,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:05,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:05,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:05,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:05,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:05,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:05,558 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:05,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:05,559 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:05,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:05,559 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:05,559 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:05,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:05,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:05,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:05,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:05,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:05,561 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:05,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:05,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:05,562 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_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0919f37d9ec3b35ef959618459b2f9ff909696f753b572bc67b87ebda7b05b0 [2022-10-17 17:02:05,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:05,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:05,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:05,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:05,945 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:05,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2022-10-17 17:02:06,030 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/data/42dbb69f2/35cef5c7ae4041228d051cb4398908be/FLAG0bcbc464e [2022-10-17 17:02:06,626 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:06,627 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2022-10-17 17:02:06,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/data/42dbb69f2/35cef5c7ae4041228d051cb4398908be/FLAG0bcbc464e [2022-10-17 17:02:06,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/data/42dbb69f2/35cef5c7ae4041228d051cb4398908be [2022-10-17 17:02:06,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:06,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:06,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:06,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:06,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:06,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:06" (1/1) ... [2022-10-17 17:02:06,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e57282a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:06, skipping insertion in model container [2022-10-17 17:02:06,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:06" (1/1) ... [2022-10-17 17:02:06,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:06,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:07,318 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_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c[24198,24211] [2022-10-17 17:02:07,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:07,331 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:07,432 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_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c[24198,24211] [2022-10-17 17:02:07,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:07,449 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:07,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07 WrapperNode [2022-10-17 17:02:07,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:07,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:07,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:07,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:07,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,547 INFO L138 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 927 [2022-10-17 17:02:07,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:07,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:07,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:07,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:07,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,608 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:07,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:07,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:07,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:07,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:07" (1/1) ... [2022-10-17 17:02:07,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:07,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:07,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:07,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c11c8db-59ee-4ec7-90d7-86e1a3135bf5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:07,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:07,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:07,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:07,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:07,921 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:07,924 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:09,156 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:10,218 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:10,218 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:02:10,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:10 BoogieIcfgContainer [2022-10-17 17:02:10,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:10,223 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:10,224 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:10,234 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:10,235 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:10" (1/1) ... [2022-10-17 17:02:10,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:02:10,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:10,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2022-10-17 17:02:10,340 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2022-10-17 17:02:10,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:02:10,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:10,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:14,283 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 17:02:14,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:14,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2022-10-17 17:02:14,480 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2022-10-17 17:02:14,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:02:14,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:14,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:16,311 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 17:02:16,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:16,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2022-10-17 17:02:16,661 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2022-10-17 17:02:16,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:02:16,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:16,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:18,433 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 17:02:18,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:18,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 149 states and 244 transitions. [2022-10-17 17:02:18,975 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 244 transitions. [2022-10-17 17:02:18,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 17:02:18,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:18,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:20,687 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 17:02:21,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:21,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 154 states and 255 transitions. [2022-10-17 17:02:21,437 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 255 transitions. [2022-10-17 17:02:21,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:02:21,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:21,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:23,177 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 17:02:24,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 160 states and 268 transitions. [2022-10-17 17:02:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2022-10-17 17:02:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:02:24,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:24,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:26,340 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 17:02:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:27,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2022-10-17 17:02:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2022-10-17 17:02:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:02:27,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:27,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:29,445 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 17:02:31,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 175 states and 297 transitions. [2022-10-17 17:02:31,033 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 297 transitions. [2022-10-17 17:02:31,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:02:31,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:31,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:31,196 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 17:02:31,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:31,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2022-10-17 17:02:31,465 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2022-10-17 17:02:31,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:02:31,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:31,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:31,572 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 17:02:31,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:31,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 177 states and 298 transitions. [2022-10-17 17:02:31,589 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 298 transitions. [2022-10-17 17:02:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:02:31,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:31,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat