./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b --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 64bit --witnessprinter.graph.data.programhash 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:02:31,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:02:31,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:02:31,446 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:02:31,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:02:31,465 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:02:31,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:02:31,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:02:31,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:02:31,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:02:31,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:02:31,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:02:31,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:02:31,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:02:31,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:02:31,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:02:31,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:02:31,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:02:31,467 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:02:31,468 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:02:31,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:02:31,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:02:31,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:02:31,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:02:31,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:31,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:02:31,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:02:31,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:02:31,469 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:02:31,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:02:31,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 [2024-12-06 02:02:31,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:02:31,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:02:31,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:02:31,689 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:02:31,689 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:02:31,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-12-06 02:02:34,307 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data/3abe3b336/4f9a0bd3fb2a4e5bb1c96cfd26eacec6/FLAGee431c83f [2024-12-06 02:02:34,560 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:02:34,560 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-12-06 02:02:34,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data/3abe3b336/4f9a0bd3fb2a4e5bb1c96cfd26eacec6/FLAGee431c83f [2024-12-06 02:02:34,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data/3abe3b336/4f9a0bd3fb2a4e5bb1c96cfd26eacec6 [2024-12-06 02:02:34,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:02:34,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:02:34,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:34,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:02:34,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:02:34,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:34" (1/1) ... [2024-12-06 02:02:34,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc3450c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:34, skipping insertion in model container [2024-12-06 02:02:34,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:34" (1/1) ... [2024-12-06 02:02:34,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:02:34,782 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_30a0fb9d-85e8-4982-9274-a20022a09029/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-12-06 02:02:34,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:34,992 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:02:35,000 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_30a0fb9d-85e8-4982-9274-a20022a09029/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-12-06 02:02:35,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:35,096 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:02:35,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35 WrapperNode [2024-12-06 02:02:35,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:35,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:35,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:02:35,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:02:35,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,296 INFO L138 Inliner]: procedures = 18, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2364 [2024-12-06 02:02:35,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:35,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:02:35,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:02:35,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:02:35,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,390 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:02:35,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:02:35,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:02:35,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:02:35,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:35" (1/1) ... [2024-12-06 02:02:35,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:35,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:02:35,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:02:35,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:02:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:02:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:02:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:02:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:02:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:02:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:02:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:02:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:02:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:02:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:02:35,819 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:02:35,820 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:02:38,254 INFO L? ?]: Removed 1277 outVars from TransFormulas that were not future-live. [2024-12-06 02:02:38,254 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:02:40,541 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:02:40,541 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-12-06 02:02:40,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:40 BoogieIcfgContainer [2024-12-06 02:02:40,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:02:40,543 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:02:40,543 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:02:40,552 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:02:40,552 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:40" (1/1) ... [2024-12-06 02:02:40,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:02:40,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 02:02:40,609 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 02:02:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 02:02:40,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:40,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:41,344 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:02:51,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:02:51,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:51,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-06 02:02:51,476 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-06 02:02:51,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 02:02:51,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:51,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:51,959 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:02:52,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:52,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-12-06 02:02:52,019 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-12-06 02:02:52,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:02:52,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:52,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:52,434 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:02:52,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:52,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-12-06 02:02:52,498 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-06 02:02:52,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:02:52,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:52,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:02:53,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-12-06 02:02:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-12-06 02:02:53,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:02:53,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:53,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:53,475 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:02:53,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:53,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-12-06 02:02:53,555 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-06 02:02:53,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:02:53,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:53,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:02:54,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:54,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-12-06 02:02:54,115 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-12-06 02:02:54,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:02:54,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:54,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:54,703 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:02:54,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-12-06 02:02:54,789 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-12-06 02:02:54,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:02:54,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:54,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:02:55,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:55,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-12-06 02:02:55,422 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-12-06 02:02:55,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:02:55,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:55,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:55,733 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 02:02:55,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:55,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-12-06 02:02:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-12-06 02:02:55,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:02:55,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:55,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:56,043 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 02:02:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:56,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-06 02:02:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-06 02:02:56,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:02:56,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:56,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:56,550 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 02:02:56,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-12-06 02:02:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-12-06 02:02:56,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 02:02:56,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:56,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:57,115 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 02:02:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-12-06 02:02:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-12-06 02:02:57,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:02:57,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:57,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:57,704 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 02:02:57,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:57,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2024-12-06 02:02:57,819 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-12-06 02:02:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 02:02:57,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:57,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:58,271 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 02:02:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2024-12-06 02:02:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2024-12-06 02:02:58,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 02:02:58,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:58,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 02:02:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:59,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2024-12-06 02:02:59,076 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-12-06 02:02:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 02:02:59,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:59,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:59,569 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-12-06 02:02:59,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:59,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2024-12-06 02:02:59,715 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2024-12-06 02:02:59,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:02:59,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:59,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:01,920 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 02:03:08,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:03:16,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:03:26,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:03:26,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2024-12-06 02:03:26,999 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2024-12-06 02:03:27,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-06 02:03:27,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:27,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:27,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:27,545 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:03:38,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:03:38,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:38,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2024-12-06 02:03:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2024-12-06 02:03:38,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 02:03:38,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:38,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:38,905 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:03:48,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:03:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2024-12-06 02:03:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2024-12-06 02:03:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 02:03:48,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:48,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:49,416 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:03:51,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:03:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2024-12-06 02:03:51,584 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2024-12-06 02:03:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 02:03:51,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:51,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:04:00,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:04:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2024-12-06 02:04:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2024-12-06 02:04:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 02:04:00,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:00,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:04:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:02,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2024-12-06 02:04:02,639 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2024-12-06 02:04:02,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 02:04:02,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:02,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:04:10,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:04:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:10,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 58 states and 74 transitions. [2024-12-06 02:04:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2024-12-06 02:04:10,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-06 02:04:10,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:10,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:04:17,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:04:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:17,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2024-12-06 02:04:17,679 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2024-12-06 02:04:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 02:04:17,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:17,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:04:29,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:04:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:29,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2024-12-06 02:04:29,178 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2024-12-06 02:04:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 02:04:29,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:29,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:29,720 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-06 02:04:39,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:04:39,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 77 transitions. [2024-12-06 02:04:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2024-12-06 02:04:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 02:04:39,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:39,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:40,435 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-06 02:04:40,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:40,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2024-12-06 02:04:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2024-12-06 02:04:40,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 02:04:40,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:40,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-06 02:04:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:41,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2024-12-06 02:04:41,743 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2024-12-06 02:04:41,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 02:04:41,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:41,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:42,596 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-06 02:04:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:42,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2024-12-06 02:04:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2024-12-06 02:04:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 02:04:42,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:42,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-06 02:04:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:44,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 65 states and 81 transitions. [2024-12-06 02:04:44,184 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 81 transitions. [2024-12-06 02:04:44,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 02:04:44,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:44,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-06 02:04:45,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 66 states and 82 transitions. [2024-12-06 02:04:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2024-12-06 02:04:45,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 02:04:45,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:45,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:47,022 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-06 02:04:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2024-12-06 02:04:47,336 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2024-12-06 02:04:47,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-06 02:04:47,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:47,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:48,876 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-12-06 02:04:49,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2024-12-06 02:04:49,178 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2024-12-06 02:04:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:04:49,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:49,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-06 02:04:49,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 69 states and 85 transitions. [2024-12-06 02:04:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 85 transitions. [2024-12-06 02:04:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 02:04:49,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:49,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-06 02:04:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:50,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 70 states and 86 transitions. [2024-12-06 02:04:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 86 transitions. [2024-12-06 02:04:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 02:04:50,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:50,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:51,600 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-06 02:04:51,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:51,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 71 states and 87 transitions. [2024-12-06 02:04:51,871 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2024-12-06 02:04:51,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 02:04:51,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:51,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:52,806 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-06 02:04:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:53,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2024-12-06 02:04:53,160 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2024-12-06 02:04:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 02:04:53,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:53,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:54,300 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-06 02:04:54,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:54,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2024-12-06 02:04:54,613 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2024-12-06 02:04:54,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-06 02:04:54,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:54,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:55,865 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-06 02:04:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2024-12-06 02:04:56,154 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2024-12-06 02:04:56,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-06 02:04:56,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:56,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-06 02:04:58,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:58,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 75 states and 91 transitions. [2024-12-06 02:04:58,171 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2024-12-06 02:04:58,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 02:04:58,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:58,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:04:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-06 02:04:59,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:59,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2024-12-06 02:04:59,973 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2024-12-06 02:04:59,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 02:04:59,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:59,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-06 02:05:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:00,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 93 transitions. [2024-12-06 02:05:00,668 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 93 transitions. [2024-12-06 02:05:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 02:05:00,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:00,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:01,332 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-06 02:05:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 78 states and 94 transitions. [2024-12-06 02:05:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 94 transitions. [2024-12-06 02:05:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 02:05:01,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:01,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-06 02:05:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 79 states and 95 transitions. [2024-12-06 02:05:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 95 transitions. [2024-12-06 02:05:03,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 02:05:03,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:03,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:04,078 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-06 02:05:04,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:04,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 96 transitions. [2024-12-06 02:05:04,432 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 96 transitions. [2024-12-06 02:05:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-12-06 02:05:04,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:04,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:04,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:05,604 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-06 02:05:05,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:05,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 81 states and 97 transitions. [2024-12-06 02:05:05,969 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 97 transitions. [2024-12-06 02:05:05,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 02:05:05,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:05,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-06 02:05:07,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:07,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 82 states and 98 transitions. [2024-12-06 02:05:07,650 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 98 transitions. [2024-12-06 02:05:07,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 02:05:07,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:07,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:09,365 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-06 02:05:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 83 states and 99 transitions. [2024-12-06 02:05:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 99 transitions. [2024-12-06 02:05:09,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:05:09,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:09,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:11,442 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-12-06 02:05:11,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 100 transitions. [2024-12-06 02:05:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2024-12-06 02:05:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-06 02:05:11,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:11,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:05:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:05:30,813 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:05:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:06:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:06:02,918 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) [2024-12-06 02:06:02,921 INFO L158 Benchmark]: Toolchain (without parser) took 208332.24ms. Allocated memory was 142.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 115.3MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 645.9MB. Max. memory is 16.1GB. [2024-12-06 02:06:02,921 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:06:02,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.11ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 74.9MB in the end (delta: 40.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 02:06:02,922 INFO L158 Benchmark]: Boogie Procedure Inliner took 199.13ms. Allocated memory is still 142.6MB. Free memory was 74.9MB in the beginning and 67.9MB in the end (delta: 7.0MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2024-12-06 02:06:02,922 INFO L158 Benchmark]: Boogie Preprocessor took 255.66ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 67.9MB in the beginning and 80.9MB in the end (delta: -13.0MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2024-12-06 02:06:02,922 INFO L158 Benchmark]: RCFGBuilder took 4989.18ms. Allocated memory was 151.0MB in the beginning and 453.0MB in the end (delta: 302.0MB). Free memory was 80.9MB in the beginning and 332.5MB in the end (delta: -251.6MB). Peak memory consumption was 294.7MB. Max. memory is 16.1GB. [2024-12-06 02:06:02,923 INFO L158 Benchmark]: CodeCheck took 202378.15ms. Allocated memory was 453.0MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 332.5MB in the beginning and 1.5GB in the end (delta: -1.1GB). Peak memory consumption was 552.1MB. Max. memory is 16.1GB. [2024-12-06 02:06:02,924 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 506.11ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 74.9MB in the end (delta: 40.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 199.13ms. Allocated memory is still 142.6MB. Free memory was 74.9MB in the beginning and 67.9MB in the end (delta: 7.0MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 255.66ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 67.9MB in the beginning and 80.9MB in the end (delta: -13.0MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4989.18ms. Allocated memory was 151.0MB in the beginning and 453.0MB in the end (delta: 302.0MB). Free memory was 80.9MB in the beginning and 332.5MB in the end (delta: -251.6MB). Peak memory consumption was 294.7MB. Max. memory is 16.1GB. * CodeCheck took 202378.15ms. Allocated memory was 453.0MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 332.5MB in the beginning and 1.5GB in the end (delta: -1.1GB). Peak memory consumption was 552.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:06:02,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b --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 64bit --witnessprinter.graph.data.programhash 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:06:04,935 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:06:05,022 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:06:05,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:06:05,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:06:05,048 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:06:05,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:06:05,048 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:06:05,049 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:06:05,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:06:05,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:06:05,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:06:05,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:06:05,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:06:05,049 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:06:05,049 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:06:05,049 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:06:05,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:06:05,050 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:06:05,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:06:05,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:06:05,050 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:06:05,050 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:06:05,050 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:05,050 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:06:05,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:06:05,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:06:05,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:06:05,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:06:05,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:06:05,051 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:06:05,051 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:05,051 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:06:05,051 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 [2024-12-06 02:06:05,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:06:05,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:06:05,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:06:05,285 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:06:05,285 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:06:05,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-12-06 02:06:07,952 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data/06b842343/d4348df15543473bafc80576fd125e8c/FLAGeb9794885 [2024-12-06 02:06:08,198 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:06:08,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-12-06 02:06:08,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data/06b842343/d4348df15543473bafc80576fd125e8c/FLAGeb9794885 [2024-12-06 02:06:08,501 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/data/06b842343/d4348df15543473bafc80576fd125e8c [2024-12-06 02:06:08,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:06:08,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:06:08,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:06:08,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:06:08,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:06:08,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:08,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5631fb4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08, skipping insertion in model container [2024-12-06 02:06:08,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:08,538 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:06:08,669 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_30a0fb9d-85e8-4982-9274-a20022a09029/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-12-06 02:06:08,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:06:08,837 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:06:08,847 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_30a0fb9d-85e8-4982-9274-a20022a09029/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-12-06 02:06:08,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:06:08,949 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:06:08,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08 WrapperNode [2024-12-06 02:06:08,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:06:08,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:06:08,951 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:06:08,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:06:08,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:08,976 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,021 INFO L138 Inliner]: procedures = 18, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 946 [2024-12-06 02:06:09,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:06:09,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:06:09,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:06:09,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:06:09,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,037 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,061 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,085 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:06:09,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:06:09,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:06:09,086 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:06:09,087 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:06:08" (1/1) ... [2024-12-06 02:06:09,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:06:09,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:06:09,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:06:09,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:06:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:06:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 02:06:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:06:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:06:09,143 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:06:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:06:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:06:09,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:06:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 02:06:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:06:09,334 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:06:09,336 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:06:10,072 INFO L? ?]: Removed 675 outVars from TransFormulas that were not future-live. [2024-12-06 02:06:10,072 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:06:10,311 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:06:10,311 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-12-06 02:06:10,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:06:10 BoogieIcfgContainer [2024-12-06 02:06:10,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:06:10,313 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:06:10,313 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:06:10,322 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:06:10,322 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:06:10" (1/1) ... [2024-12-06 02:06:10,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:06:10,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:10,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-12-06 02:06:10,377 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-12-06 02:06:10,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 02:06:10,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:10,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:10,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:10,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:10,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:06:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:10,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:11,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:11,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:11,169 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:06:11,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-06 02:06:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:11,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-06 02:06:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-06 02:06:11,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 02:06:11,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:11,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:11,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:11,234 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:11,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:06:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:11,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:11,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:11,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:11,933 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 02:06:11,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:06:11,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:11,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-12-06 02:06:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-12-06 02:06:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:06:11,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:11,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:11,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:11,973 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:11,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:06:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:12,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:12,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:06:12,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:12,723 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 02:06:12,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:06:12,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:12,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-12-06 02:06:12,786 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-06 02:06:12,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:06:12,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:12,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:12,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:12,789 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:12,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:06:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:13,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:13,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:06:13,415 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:13,439 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-12-06 02:06:13,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:06:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-12-06 02:06:13,513 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-12-06 02:06:13,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:06:13,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:13,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:13,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:13,516 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:13,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:06:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:14,010 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:14,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:06:14,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-12-06 02:06:14,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:06:14,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:14,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-12-06 02:06:14,244 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-06 02:06:14,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:06:14,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:14,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:14,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:14,246 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:14,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:06:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:14,801 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:14,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:06:14,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:14,940 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-12-06 02:06:14,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:06:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:15,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-12-06 02:06:15,014 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-12-06 02:06:15,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:15,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:15,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:15,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:15,017 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:15,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:06:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:15,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:15,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:06:15,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 02:06:15,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:06:15,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:15,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-12-06 02:06:15,816 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-12-06 02:06:15,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:06:15,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:15,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:15,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:15,818 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:15,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:06:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:16,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:16,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:06:16,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:16,615 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 02:06:16,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:06:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-12-06 02:06:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-12-06 02:06:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:06:16,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:16,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:16,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:16,708 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:16,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:06:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:17,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:17,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:06:17,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 02:06:17,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:06:17,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:17,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-12-06 02:06:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-12-06 02:06:17,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:06:17,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:17,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:17,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:17,657 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:17,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:06:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:18,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:18,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:06:18,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:18,475 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 02:06:18,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:06:18,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:18,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-06 02:06:18,609 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-06 02:06:18,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:06:18,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:18,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:18,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:18,611 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:18,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:06:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:19,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:19,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 02:06:19,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 02:06:19,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:06:22,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:22,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2024-12-06 02:06:22,381 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2024-12-06 02:06:22,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 02:06:22,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:22,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:22,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:22,383 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:22,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:06:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:23,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:23,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:23,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-12-06 02:06:23,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:06:24,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:24,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-12-06 02:06:24,001 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-12-06 02:06:24,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 02:06:24,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:24,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:24,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:24,004 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:24,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:06:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:25,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:25,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:25,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:25,394 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-12-06 02:06:25,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:06:25,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:25,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2024-12-06 02:06:25,532 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2024-12-06 02:06:25,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 02:06:25,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:25,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:25,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:25,535 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:25,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:06:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:26,756 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:27,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 804 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:27,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:27,130 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-06 02:06:27,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:06:27,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:27,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2024-12-06 02:06:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2024-12-06 02:06:27,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-06 02:06:27,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:27,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:27,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:27,246 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:27,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:06:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:28,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:28,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:06:28,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:28,947 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-12-06 02:06:28,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:06:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:29,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2024-12-06 02:06:29,098 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2024-12-06 02:06:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 02:06:29,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:29,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:29,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:29,100 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:29,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:06:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:30,458 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:30,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:06:30,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:30,799 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-12-06 02:06:30,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:06:31,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:31,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2024-12-06 02:06:31,049 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2024-12-06 02:06:31,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 02:06:31,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:31,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:31,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:31,051 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:31,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:06:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:32,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:32,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:06:32,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:32,940 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-12-06 02:06:32,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:06:33,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2024-12-06 02:06:33,317 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2024-12-06 02:06:33,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-06 02:06:33,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:33,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:33,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:33,320 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:33,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:06:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:34,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:34,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:06:35,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:35,102 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 02:06:35,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:06:35,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2024-12-06 02:06:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2024-12-06 02:06:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 02:06:35,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:35,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:35,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:35,377 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:35,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:06:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:36,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:37,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:06:37,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-06 02:06:37,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:06:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2024-12-06 02:06:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2024-12-06 02:06:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 02:06:37,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:37,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:37,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:37,749 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:37,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:06:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:39,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:39,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:06:39,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-06 02:06:39,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:06:40,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2024-12-06 02:06:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2024-12-06 02:06:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 02:06:40,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:40,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:40,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:40,291 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:40,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:06:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:42,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:42,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:06:42,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:42,416 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-06 02:06:42,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:06:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:42,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2024-12-06 02:06:42,837 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2024-12-06 02:06:42,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 02:06:42,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:42,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:42,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:42,839 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:42,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:06:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:44,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:44,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:06:44,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:45,011 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-12-06 02:06:45,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:06:45,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:45,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2024-12-06 02:06:45,369 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2024-12-06 02:06:45,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 02:06:45,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:45,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:45,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:45,371 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:45,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:06:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:47,291 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:47,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:06:47,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:47,692 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-12-06 02:06:47,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:06:48,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:48,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2024-12-06 02:06:48,130 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2024-12-06 02:06:48,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-06 02:06:48,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:48,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:48,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:48,132 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:48,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:06:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:49,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:50,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:06:50,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:50,305 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-12-06 02:06:50,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:06:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2024-12-06 02:06:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2024-12-06 02:06:50,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 02:06:50,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:50,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:50,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:50,720 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:50,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:06:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:52,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:52,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:06:52,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-12-06 02:06:53,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:06:53,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:53,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2024-12-06 02:06:53,578 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2024-12-06 02:06:53,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 02:06:53,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:53,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:53,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:53,580 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:53,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:06:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:55,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:55,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:06:55,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-12-06 02:06:56,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:06:56,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:56,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2024-12-06 02:06:56,667 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2024-12-06 02:06:56,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 02:06:56,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:56,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:56,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:56,669 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:56,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:06:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:58,877 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:59,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 869 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:06:59,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:59,319 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-12-06 02:06:59,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:06:59,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:59,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2024-12-06 02:06:59,826 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2024-12-06 02:06:59,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 02:06:59,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:59,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:59,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:59,828 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:59,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:07:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:02,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:02,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:07:02,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:02,693 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-12-06 02:07:02,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:07:03,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2024-12-06 02:07:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2024-12-06 02:07:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 02:07:03,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:03,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:03,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:03,218 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:03,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 02:07:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:05,637 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:05,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:07:05,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:06,129 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-12-06 02:07:06,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 02:07:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:06,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2024-12-06 02:07:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2024-12-06 02:07:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 02:07:06,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:06,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:06,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:06,756 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:06,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 02:07:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:09,266 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:09,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 884 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:07:09,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:09,790 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-12-06 02:07:09,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 02:07:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:10,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2024-12-06 02:07:10,900 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2024-12-06 02:07:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 02:07:10,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:10,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:10,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:10,902 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:10,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 02:07:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:13,401 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:13,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:07:13,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-12-06 02:07:13,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 02:07:14,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:14,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2024-12-06 02:07:14,812 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2024-12-06 02:07:14,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 02:07:14,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:14,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:14,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:14,814 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:14,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 02:07:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:17,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:17,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:07:17,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:17,988 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-12-06 02:07:18,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 02:07:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2024-12-06 02:07:18,714 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2024-12-06 02:07:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-06 02:07:18,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:18,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:18,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:18,716 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:18,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 02:07:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:21,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:21,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:07:21,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:21,989 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-12-06 02:07:22,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 02:07:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:22,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2024-12-06 02:07:22,711 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2024-12-06 02:07:22,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:07:22,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:22,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:22,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:22,713 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:22,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 02:07:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:25,587 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:25,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:07:25,874 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:26,120 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-12-06 02:07:26,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 02:07:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:27,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 69 states and 85 transitions. [2024-12-06 02:07:27,242 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 85 transitions. [2024-12-06 02:07:27,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 02:07:27,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:27,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:27,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:27,244 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:27,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 02:07:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:30,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:30,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:30,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:07:30,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-12-06 02:07:30,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 02:07:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:31,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 70 states and 86 transitions. [2024-12-06 02:07:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 86 transitions. [2024-12-06 02:07:31,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 02:07:31,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:31,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:31,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:31,577 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:31,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 02:07:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:34,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:34,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:07:34,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-12-06 02:07:35,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 02:07:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 71 states and 87 transitions. [2024-12-06 02:07:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2024-12-06 02:07:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 02:07:35,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:35,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:35,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:35,919 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:35,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 02:07:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:39,093 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:39,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:07:39,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-12-06 02:07:39,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 02:07:40,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2024-12-06 02:07:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2024-12-06 02:07:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 02:07:40,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:40,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:40,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:40,525 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:40,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 02:07:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:43,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:43,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:07:43,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:44,149 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2024-12-06 02:07:44,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-12-06 02:07:45,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:45,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2024-12-06 02:07:45,024 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2024-12-06 02:07:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-06 02:07:45,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:45,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:45,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:45,026 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:45,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 02:07:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:48,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:48,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:07:48,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:48,858 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2024-12-06 02:07:48,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 02:07:49,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:49,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2024-12-06 02:07:49,820 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2024-12-06 02:07:49,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-06 02:07:49,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:49,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:49,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:49,822 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:49,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 02:07:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:52,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:53,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:07:53,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-12-06 02:07:53,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 02:07:54,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:54,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 75 states and 91 transitions. [2024-12-06 02:07:54,421 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2024-12-06 02:07:54,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 02:07:54,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:54,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:54,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:54,423 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:54,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 02:07:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:57,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:58,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:07:58,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-12-06 02:07:58,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-12-06 02:07:59,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:59,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2024-12-06 02:07:59,526 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2024-12-06 02:07:59,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 02:07:59,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:59,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:59,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:59,528 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:59,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 02:08:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:02,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:02,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:08:02,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-06 02:08:03,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 02:08:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:04,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 93 transitions. [2024-12-06 02:08:04,742 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 93 transitions. [2024-12-06 02:08:04,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 02:08:04,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:04,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:04,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:04,743 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:04,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 02:08:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:08,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:08,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:08:08,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:08,704 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-06 02:08:08,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 02:08:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:10,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 78 states and 93 transitions. [2024-12-06 02:08:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2024-12-06 02:08:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 02:08:10,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:10,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:10,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:10,429 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:10,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 02:08:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:14,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:14,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:08:14,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:14,783 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-06 02:08:14,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 02:08:15,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:15,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 79 states and 94 transitions. [2024-12-06 02:08:15,958 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 94 transitions. [2024-12-06 02:08:15,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 02:08:15,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:15,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:15,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:15,960 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:15,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 02:08:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:19,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:19,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:08:19,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:20,221 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-06 02:08:20,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 02:08:21,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:21,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2024-12-06 02:08:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2024-12-06 02:08:21,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-12-06 02:08:21,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:21,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:21,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:21,460 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:21,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 02:08:25,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:25,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:25,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:08:25,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:25,656 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-12-06 02:08:25,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 02:08:26,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2024-12-06 02:08:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2024-12-06 02:08:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 02:08:26,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:26,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:26,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:26,812 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:26,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 02:08:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:30,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:31,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:08:31,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:31,668 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-12-06 02:08:31,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 02:08:32,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:32,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2024-12-06 02:08:32,863 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2024-12-06 02:08:32,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 02:08:32,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:32,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:32,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:32,865 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:32,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 02:08:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:36,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:37,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:08:37,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-06 02:08:37,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 02:08:38,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2024-12-06 02:08:38,713 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-12-06 02:08:38,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:08:38,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:38,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:38,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:38,715 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:38,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 02:08:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:42,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:42,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:08:42,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-06 02:08:43,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 02:08:44,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:44,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 84 states and 96 transitions. [2024-12-06 02:08:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2024-12-06 02:08:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-06 02:08:44,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:44,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:44,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:44,764 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:44,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 02:08:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:49,309 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:49,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 984 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-06 02:08:49,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:54,355 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2024-12-06 02:08:54,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 02:10:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:18,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 144 states and 177 transitions. [2024-12-06 02:10:18,822 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 177 transitions. [2024-12-06 02:10:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-06 02:10:18,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:18,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:18,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:18,824 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:18,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 02:10:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:24,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:25,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 1554 conjuncts, 113 conjuncts are in the unsatisfiable core [2024-12-06 02:10:25,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:07,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-12-06 02:11:07,477 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-06 02:11:07,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30a0fb9d-85e8-4982-9274-a20022a09029/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 02:11:07,526 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) 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) [2024-12-06 02:11:07,532 INFO L158 Benchmark]: Toolchain (without parser) took 299027.39ms. Allocated memory was 92.3MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 68.1MB in the beginning and 752.9MB in the end (delta: -684.8MB). Peak memory consumption was 878.0MB. Max. memory is 16.1GB. [2024-12-06 02:11:07,533 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:07,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.52ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 62.4MB in the end (delta: 5.4MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2024-12-06 02:11:07,533 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.54ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 55.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:11:07,534 INFO L158 Benchmark]: Boogie Preprocessor took 63.48ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 50.4MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:11:07,534 INFO L158 Benchmark]: RCFGBuilder took 1226.23ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 50.4MB in the beginning and 71.7MB in the end (delta: -21.3MB). Peak memory consumption was 70.6MB. Max. memory is 16.1GB. [2024-12-06 02:11:07,535 INFO L158 Benchmark]: CodeCheck took 297217.81ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 71.7MB in the beginning and 752.9MB in the end (delta: -681.2MB). Peak memory consumption was 829.3MB. Max. memory is 16.1GB. [2024-12-06 02:11:07,538 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.52ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 62.4MB in the end (delta: 5.4MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.54ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 55.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.48ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 50.4MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1226.23ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 50.4MB in the beginning and 71.7MB in the end (delta: -21.3MB). Peak memory consumption was 70.6MB. Max. memory is 16.1GB. * CodeCheck took 297217.81ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 71.7MB in the beginning and 752.9MB in the end (delta: -681.2MB). Peak memory consumption was 829.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants