./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 2bbd590b471bbc2b8578e4cdd51bc82209f70d419c139ae39968994eaddc5edf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:30:10,665 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:30:10,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:30:10,758 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:30:10,759 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:30:10,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:30:10,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:30:10,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:30:10,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:30:10,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:30:10,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:30:10,792 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:30:10,792 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:30:10,794 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:30:10,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:30:10,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:30:10,796 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:30:10,800 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:30:10,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:30:10,801 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:30:10,801 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:30:10,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:30:10,803 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:30:10,803 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:30:10,804 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:30:10,804 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:30:10,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:30:10,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:10,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:30:10,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:30:10,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:30:10,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:30:10,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:30:10,808 INFO L153 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_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbd590b471bbc2b8578e4cdd51bc82209f70d419c139ae39968994eaddc5edf [2024-11-08 23:30:11,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:30:11,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:30:11,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:30:11,112 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:30:11,113 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:30:11,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c Unable to find full path for "g++" [2024-11-08 23:30:13,184 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:30:13,410 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:30:13,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c [2024-11-08 23:30:13,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/data/294cc8e87/c587700377da49e0832f3f8e5ee3602c/FLAGd33500af5 [2024-11-08 23:30:13,754 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/data/294cc8e87/c587700377da49e0832f3f8e5ee3602c [2024-11-08 23:30:13,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:30:13,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:30:13,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:13,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:30:13,766 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:30:13,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:13" (1/1) ... [2024-11-08 23:30:13,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1acca17c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:13, skipping insertion in model container [2024-11-08 23:30:13,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:13" (1/1) ... [2024-11-08 23:30:13,789 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:30:13,961 WARN L250 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_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c[458,471] [2024-11-08 23:30:13,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:13,988 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:30:13,999 WARN L250 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_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c[458,471] [2024-11-08 23:30:14,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:14,026 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:30:14,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14 WrapperNode [2024-11-08 23:30:14,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:14,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:14,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:30:14,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:30:14,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,054 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2024-11-08 23:30:14,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:14,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:30:14,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:30:14,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:30:14,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,074 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:30:14,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:30:14,076 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:30:14,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:30:14,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:14,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:30:14,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:30:14,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:30:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:30:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:30:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:30:14,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:30:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:30:14,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:30:14,218 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:30:14,222 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:30:14,404 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:30:14,404 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:30:14,468 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:30:14,468 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:30:14,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:14 BoogieIcfgContainer [2024-11-08 23:30:14,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:30:14,470 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:30:14,470 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:30:14,482 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:30:14,482 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:14" (1/1) ... [2024-11-08 23:30:14,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:30:14,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:14,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-11-08 23:30:14,557 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-11-08 23:30:14,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:30:14,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:14,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:14,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:30:14,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:30:15,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:30:15,076 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:30:15,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:30:15,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:15,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:15,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:30:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-08 23:30:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-08 23:30:15,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:30:15,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:15,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:15,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 23:30:15,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:16,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:30:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-08 23:30:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-08 23:30:16,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:30:16,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:16,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:16,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:30:16,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:16,592 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:30:16,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:16,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-08 23:30:16,999 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-08 23:30:17,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:30:17,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:17,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:17,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 23:30:17,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:30:17,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:17,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2024-11-08 23:30:17,577 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2024-11-08 23:30:17,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:30:17,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:17,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:17,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 23:30:17,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:17,918 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 12 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:30:18,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:18,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-11-08 23:30:18,454 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-08 23:30:18,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:30:18,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:18,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:18,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:30:18,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:18,802 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 21 proven. 41 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:30:19,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2024-11-08 23:30:19,486 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-11-08 23:30:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:30:19,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:19,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:19,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 23:30:19,632 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 12 proven. 57 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 23:30:20,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2024-11-08 23:30:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2024-11-08 23:30:20,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:30:20,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:20,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:20,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 23:30:20,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 14 proven. 77 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-08 23:30:21,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:21,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2024-11-08 23:30:21,401 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2024-11-08 23:30:21,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 23:30:21,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:21,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:21,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-08 23:30:21,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 16 proven. 100 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 23:30:22,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2024-11-08 23:30:22,424 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2024-11-08 23:30:22,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:30:22,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:22,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:22,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:30:22,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:23,282 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 41 proven. 127 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-08 23:30:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2024-11-08 23:30:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2024-11-08 23:30:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-08 23:30:24,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:24,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:24,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 23:30:24,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:25,172 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 57 proven. 166 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 23:30:26,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:26,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2024-11-08 23:30:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2024-11-08 23:30:26,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-08 23:30:26,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:26,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:26,699 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-08 23:30:26,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:26,973 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 47 proven. 216 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-08 23:30:27,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:27,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 75 transitions. [2024-11-08 23:30:27,948 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 75 transitions. [2024-11-08 23:30:27,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-08 23:30:27,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:27,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:29,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-08 23:30:29,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:29,230 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 52 proven. 254 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-08 23:30:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:30,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2024-11-08 23:30:30,325 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2024-11-08 23:30:30,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-08 23:30:30,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:30,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:30,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-08 23:30:30,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:30,830 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 90 proven. 262 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-11-08 23:30:31,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 56 states and 85 transitions. [2024-11-08 23:30:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 85 transitions. [2024-11-08 23:30:31,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:30:31,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:31,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:32,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-08 23:30:32,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 66 proven. 302 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-08 23:30:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2024-11-08 23:30:34,141 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-08 23:30:34,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 23:30:34,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:34,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:30:44,335 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:30:44,340 INFO L158 Benchmark]: Toolchain (without parser) took 30580.99ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 100.9MB in the beginning and 74.4MB in the end (delta: 26.5MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2024-11-08 23:30:44,341 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:44,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.84ms. Allocated memory is still 134.2MB. Free memory was 100.5MB in the beginning and 88.1MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:30:44,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.12ms. Allocated memory is still 134.2MB. Free memory was 88.1MB in the beginning and 86.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:30:44,343 INFO L158 Benchmark]: Boogie Preprocessor took 19.75ms. Allocated memory is still 134.2MB. Free memory was 86.9MB in the beginning and 85.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:44,344 INFO L158 Benchmark]: RCFGBuilder took 393.10ms. Allocated memory is still 134.2MB. Free memory was 85.7MB in the beginning and 73.9MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:30:44,345 INFO L158 Benchmark]: CodeCheck took 29868.54ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 73.5MB in the beginning and 74.4MB in the end (delta: -849.8kB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2024-11-08 23:30:44,349 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.84ms. Allocated memory is still 134.2MB. Free memory was 100.5MB in the beginning and 88.1MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.12ms. Allocated memory is still 134.2MB. Free memory was 88.1MB in the beginning and 86.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.75ms. Allocated memory is still 134.2MB. Free memory was 86.9MB in the beginning and 85.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 393.10ms. Allocated memory is still 134.2MB. Free memory was 85.7MB in the beginning and 73.9MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 29868.54ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 73.5MB in the beginning and 74.4MB in the end (delta: -849.8kB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:30:44,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 2bbd590b471bbc2b8578e4cdd51bc82209f70d419c139ae39968994eaddc5edf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:30:46,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:30:46,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:30:46,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:30:46,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:30:46,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:30:46,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:30:46,888 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:30:46,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:30:46,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:30:46,889 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:30:46,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:30:46,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:30:46,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:30:46,893 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:30:46,893 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:30:46,893 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:30:46,894 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:30:46,894 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:30:46,894 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:30:46,898 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:30:46,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:30:46,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:30:46,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:30:46,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:30:46,900 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:30:46,900 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:46,901 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:30:46,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:30:46,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:46,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:30:46,905 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:30:46,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:30:46,906 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:30:46,906 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:46,907 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:30:46,907 INFO L153 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_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbd590b471bbc2b8578e4cdd51bc82209f70d419c139ae39968994eaddc5edf [2024-11-08 23:30:47,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:30:47,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:30:47,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:30:47,340 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:30:47,341 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:30:47,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c Unable to find full path for "g++" [2024-11-08 23:30:49,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:30:49,718 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:30:49,719 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c [2024-11-08 23:30:49,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/data/f3641c406/e9ca19a591d84a11baf3eedf784b88e8/FLAGc8bdb3c52 [2024-11-08 23:30:49,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/data/f3641c406/e9ca19a591d84a11baf3eedf784b88e8 [2024-11-08 23:30:49,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:30:49,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:30:49,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:49,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:30:49,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:30:49,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:49" (1/1) ... [2024-11-08 23:30:49,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534670f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:49, skipping insertion in model container [2024-11-08 23:30:49,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:49" (1/1) ... [2024-11-08 23:30:49,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:30:50,004 WARN L250 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_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c[458,471] [2024-11-08 23:30:50,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:50,043 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:30:50,059 WARN L250 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_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c[458,471] [2024-11-08 23:30:50,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:50,131 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:30:50,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50 WrapperNode [2024-11-08 23:30:50,132 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:50,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:50,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:30:50,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:30:50,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,204 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-08 23:30:50,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:50,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:30:50,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:30:50,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:30:50,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,222 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,241 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:30:50,245 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:30:50,246 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:30:50,246 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:30:50,247 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:50,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:30:50,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:30:50,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:30:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:30:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:30:50,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:30:50,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:30:50,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:30:50,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:30:50,405 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:30:50,408 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:30:50,658 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:30:50,658 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:30:50,731 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:30:50,733 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:30:50,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:50 BoogieIcfgContainer [2024-11-08 23:30:50,734 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:30:50,735 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:30:50,735 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:30:50,746 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:30:50,746 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:50" (1/1) ... [2024-11-08 23:30:50,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:30:50,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-11-08 23:30:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-11-08 23:30:50,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:30:50,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:50,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:50,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:50,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:50,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:30:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:51,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:51,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:30:51,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:51,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:30:51,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:30:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:52,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:30:52,142 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:30:52,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:30:52,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:52,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:30:52,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:30:52,151 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:30:52,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:30:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:52,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:30:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:30:52,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:30:52,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:30:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:30:56,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:31:05,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:05,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-08 23:31:05,113 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-08 23:31:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:31:05,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:05,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:05,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:05,118 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:05,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:31:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:05,548 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:05,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:31:05,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:31:06,314 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:31:06,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:31:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-08 23:31:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-08 23:31:19,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:31:19,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:19,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:19,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:19,849 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:19,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:31:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:20,448 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:20,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:31:20,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:31:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:31:21,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:31:36,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:36,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-08 23:31:36,958 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-08 23:31:36,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:31:36,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:36,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:36,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:36,962 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:36,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:31:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:37,836 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:38,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:31:38,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:31:38,994 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:31:39,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:31:59,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:59,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-08 23:31:59,497 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-08 23:31:59,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:31:59,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:59,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:59,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:59,500 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:59,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:31:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:59,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:59,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:31:59,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:32:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 7 proven. 36 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:32:00,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:32:23,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:23,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-11-08 23:32:23,365 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-11-08 23:32:23,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:32:23,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:23,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:23,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:32:23,369 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:32:23,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:32:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:23,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:32:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:23,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 23:32:23,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:32:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 11 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-08 23:32:25,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 23:32:52,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:52,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2024-11-08 23:32:52,648 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-08 23:32:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:32:52,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:52,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:52,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:32:52,654 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:32:52,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:32:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:52,740 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:32:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:53,389 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:32:53,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:32:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 22 proven. 71 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-08 23:32:55,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 23:33:29,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:29,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2024-11-08 23:33:29,546 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-08 23:33:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:33:29,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:29,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:29,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:29,554 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:29,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:33:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:29,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:30,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 23:33:30,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:32,272 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 27 proven. 94 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-08 23:33:32,274 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:33:32,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 23:34:10,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2024-11-08 23:34:10,629 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2024-11-08 23:34:10,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 23:34:10,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:10,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:10,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:34:10,635 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:34:10,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:34:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:10,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:34:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:11,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 23:34:11,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 32 proven. 120 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-08 23:34:13,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:34:58,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:58,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2024-11-08 23:34:58,481 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2024-11-08 23:34:58,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:34:58,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:58,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:58,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:34:58,485 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:34:58,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:34:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:58,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:34:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:59,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 23:34:59,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:35:02,251 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 51 proven. 147 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 23:35:02,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 23:35:16,887 WARN L286 SmtUtils]: Spent 5.16s on a formula simplification that was a NOOP. DAG size: 65 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:35:53,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:53,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2024-11-08 23:35:53,469 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2024-11-08 23:35:53,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-08 23:35:53,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:53,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:53,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:53,474 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:53,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:35:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:53,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:54,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 23:35:54,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:35:57,491 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 42 proven. 181 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 23:35:57,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-08 23:36:52,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:52,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2024-11-08 23:36:52,613 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2024-11-08 23:36:52,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-08 23:36:52,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:52,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:52,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:36:52,618 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:36:52,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:36:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:52,718 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:36:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:53,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 23:36:53,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:36:57,501 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 67 proven. 214 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 23:36:57,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 23:37:15,924 WARN L286 SmtUtils]: Spent 6.30s on a formula simplification that was a NOOP. DAG size: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:37:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:37:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2024-11-08 23:37:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2024-11-08 23:37:58,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-08 23:37:58,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:37:58,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:37:58,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:37:58,534 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:37:58,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:37:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:37:58,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:37:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:37:59,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 23:37:59,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:38:04,113 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 77 proven. 265 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-08 23:38:04,116 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:38:04,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 23:38:23,359 WARN L286 SmtUtils]: Spent 7.04s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:38:48,203 WARN L286 SmtUtils]: Spent 6.38s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:39:15,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:39:15,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2024-11-08 23:39:15,077 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2024-11-08 23:39:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-08 23:39:15,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:39:15,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:39:15,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:39:15,087 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:39:15,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:39:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:39:15,180 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:39:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:39:16,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 23:39:16,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:39:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 48 proven. 304 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2024-11-08 23:39:21,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 23:39:41,226 WARN L286 SmtUtils]: Spent 6.22s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:40:07,323 WARN L286 SmtUtils]: Spent 6.78s on a formula simplification that was a NOOP. DAG size: 90 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:40:35,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:35,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 93 transitions. [2024-11-08 23:40:35,381 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2024-11-08 23:40:35,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:40:35,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:35,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:40:35,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:40:35,386 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:40:35,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:40:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:35,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:40:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:36,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-08 23:40:36,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:42,383 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 99 proven. 350 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2024-11-08 23:40:42,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-08 23:41:04,048 WARN L286 SmtUtils]: Spent 7.23s on a formula simplification that was a NOOP. DAG size: 95 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:41:30,361 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 96 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:42:00,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 98 transitions. [2024-11-08 23:42:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 98 transitions. [2024-11-08 23:42:00,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 23:42:00,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:00,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:00,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:00,492 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:00,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:42:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:00,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:01,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 23:42:01,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:08,109 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 67 proven. 386 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-08 23:42:08,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-08 23:42:30,817 WARN L286 SmtUtils]: Spent 7.21s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:43:02,144 WARN L286 SmtUtils]: Spent 6.18s on a formula simplification that was a NOOP. DAG size: 101 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:43:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:32,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 103 transitions. [2024-11-08 23:43:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2024-11-08 23:43:32,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-08 23:43:32,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:32,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:32,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:43:32,822 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:43:32,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:43:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:32,928 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:43:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:34,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 23:43:34,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:43:41,148 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 69 proven. 439 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-11-08 23:43:41,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-08 23:44:06,277 WARN L286 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 106 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:44:39,677 WARN L286 SmtUtils]: Spent 8.00s on a formula simplification that was a NOOP. DAG size: 107 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:45:16,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:16,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2024-11-08 23:45:16,067 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2024-11-08 23:45:16,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 23:45:16,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:16,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:16,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:16,070 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:16,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78c6ca8-78c3-4606-88c1-c3db83f4a2c1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 23:45:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:16,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:17,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-08 23:45:17,626 INFO L278 TraceCheckSpWp]: Computing forward predicates...