./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6764d5c0204d5929259e99bbe2407d8f2018e402cda704b63da836202ebf4e68 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:19:55,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:19:55,568 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:19:55,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:19:55,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:19:55,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:19:55,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:19:55,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:19:55,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:19:55,609 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:19:55,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:19:55,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:19:55,610 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:19:55,610 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:19:55,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:19:55,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:19:55,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:19:55,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:19:55,613 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:19:55,613 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:19:55,613 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:19:55,613 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:19:55,614 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:19:55,614 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:19:55,614 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:19:55,614 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:19:55,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:19:55,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:55,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:19:55,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:19:55,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:19:55,615 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:19:55,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:19:55,615 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_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6764d5c0204d5929259e99bbe2407d8f2018e402cda704b63da836202ebf4e68 [2024-11-13 22:19:55,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:19:55,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:19:55,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:19:55,967 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:19:55,968 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:19:55,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c Unable to find full path for "g++" [2024-11-13 22:19:57,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:19:58,182 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:19:58,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2024-11-13 22:19:58,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/data/ef2e94808/277f7e558a0b4b2394c4faa13ccf83a8/FLAG036c66517 [2024-11-13 22:19:58,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/data/ef2e94808/277f7e558a0b4b2394c4faa13ccf83a8 [2024-11-13 22:19:58,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:19:58,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:19:58,467 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:58,467 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:19:58,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:19:58,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3811964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58, skipping insertion in model container [2024-11-13 22:19:58,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,490 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:19:58,670 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_03a6b416-701c-4b5e-8e16-8eab5b79656d/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c[1657,1670] [2024-11-13 22:19:58,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:58,682 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:19:58,702 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_03a6b416-701c-4b5e-8e16-8eab5b79656d/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c[1657,1670] [2024-11-13 22:19:58,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:19:58,717 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:19:58,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58 WrapperNode [2024-11-13 22:19:58,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:19:58,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:58,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:19:58,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:19:58,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,747 INFO L138 Inliner]: procedures = 18, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2024-11-13 22:19:58,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:19:58,748 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:19:58,748 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:19:58,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:19:58,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:19:58,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:19:58,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:19:58,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:19:58,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:19:58" (1/1) ... [2024-11-13 22:19:58,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:19:58,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:19:58,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:19:58,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:19:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:19:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:19:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:19:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2024-11-13 22:19:58,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2024-11-13 22:19:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:19:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:19:58,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:19:58,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:19:58,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:19:58,956 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:19:58,958 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:19:59,260 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:19:59,261 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:19:59,432 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:19:59,432 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 22:19:59,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:59 BoogieIcfgContainer [2024-11-13 22:19:59,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:19:59,434 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:19:59,434 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:19:59,454 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:19:59,454 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:59" (1/1) ... [2024-11-13 22:19:59,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:19:59,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 22:19:59,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 22:19:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:19:59,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:59,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:19:59,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:59,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-11-13 22:19:59,789 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-11-13 22:19:59,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:19:59,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:59,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:19:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:59,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:19:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:19:59,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:19:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:20:00,008 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:20:00,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:20:00 ImpRootNode [2024-11-13 22:20:00,045 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:20:00,046 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:20:00,046 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:20:00,047 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:20:00,048 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:19:59" (3/4) ... [2024-11-13 22:20:00,051 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:20:00,052 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:20:00,057 INFO L158 Benchmark]: Toolchain (without parser) took 1587.66ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 40.9MB in the end (delta: 54.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 22:20:00,057 INFO L158 Benchmark]: CDTParser took 1.51ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:00,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.01ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 83.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:20:00,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.79ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 82.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:00,061 INFO L158 Benchmark]: Boogie Preprocessor took 23.82ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.4MB in the end (delta: 811.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:00,062 INFO L158 Benchmark]: RCFGBuilder took 660.61ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 62.1MB in the end (delta: 19.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:20:00,062 INFO L158 Benchmark]: CodeCheck took 611.41ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 41.1MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:20:00,062 INFO L158 Benchmark]: Witness Printer took 6.77ms. Allocated memory is still 117.4MB. Free memory was 41.1MB in the beginning and 40.9MB in the end (delta: 268.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:00,067 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 16 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 72]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 71, overapproximation of someUnaryFLOAToperation at line 66. Possible FailurePath: [L66] float x = -0.0f; [L67] float y = 0.0f; [L68] CALL, EXPR fmin_float(x, y) [L38] CALL, EXPR __fpclassify_float(x) VAL [\old(x)=2] [L15] __uint32_t w; VAL [\old(x)=2, x=2] [L18] ieee_float_shape_type gf_u; [L19] gf_u.value = (x) [L20] EXPR gf_u.word [L20] (w) = gf_u.word [L23] COND FALSE !(w == 0x00000000 || w == 0x80000000) [L25-L26] COND FALSE !((w >= 0x00800000 && w <= 0x7f7fffff) || (w >= 0x80800000 && w <= 0xff7fffff)) [L28-L29] COND FALSE !((w >= 0x00000001 && w <= 0x007fffff) || (w >= 0x80000001 && w <= 0x807fffff)) [L31] COND FALSE !(w == 0x7f800000 || w == 0xff800000) [L34] return 0; [L38] RET, EXPR __fpclassify_float(x) VAL [x=2, y=0] [L38] COND TRUE __fpclassify_float(x) == 0 [L39] return y; VAL [\result=0, x=2] [L68] RET, EXPR fmin_float(x, y) [L68] float res = fmin_float(x, y); [L71] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [res=0] [L71] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L72] reach_error() VAL [res=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.01ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 83.6MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.79ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 82.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.82ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.4MB in the end (delta: 811.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 660.61ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 62.1MB in the end (delta: 19.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 611.41ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 41.1MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.77ms. Allocated memory is still 117.4MB. Free memory was 41.1MB in the beginning and 40.9MB in the end (delta: 268.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:20:00,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/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_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6764d5c0204d5929259e99bbe2407d8f2018e402cda704b63da836202ebf4e68 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:20:02,935 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:20:03,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:20:03,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:20:03,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:20:03,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:20:03,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:20:03,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:20:03,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:20:03,119 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:20:03,120 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:20:03,120 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:20:03,120 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:20:03,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:20:03,120 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:20:03,120 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:20:03,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:20:03,120 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:20:03,121 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:03,121 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:20:03,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:20:03,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:03,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:20:03,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:20:03,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:20:03,121 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:20:03,122 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:03,122 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:20:03,122 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_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6764d5c0204d5929259e99bbe2407d8f2018e402cda704b63da836202ebf4e68 [2024-11-13 22:20:03,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:20:03,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:20:03,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:20:03,412 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:20:03,412 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:20:03,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c Unable to find full path for "g++" [2024-11-13 22:20:05,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:20:05,681 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:20:05,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2024-11-13 22:20:05,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/data/b98f0eb30/8012e9ce60334161ad1977b6d9fcd7dd/FLAG00ae7a07a [2024-11-13 22:20:05,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/data/b98f0eb30/8012e9ce60334161ad1977b6d9fcd7dd [2024-11-13 22:20:05,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:20:05,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:20:05,986 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:05,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:20:05,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:20:05,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:05" (1/1) ... [2024-11-13 22:20:05,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fa487ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:05, skipping insertion in model container [2024-11-13 22:20:05,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:05" (1/1) ... [2024-11-13 22:20:06,018 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:20:06,188 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_03a6b416-701c-4b5e-8e16-8eab5b79656d/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c[1657,1670] [2024-11-13 22:20:06,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:06,205 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:20:06,225 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_03a6b416-701c-4b5e-8e16-8eab5b79656d/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c[1657,1670] [2024-11-13 22:20:06,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:06,243 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:20:06,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06 WrapperNode [2024-11-13 22:20:06,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:06,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:06,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:20:06,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:20:06,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,279 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-13 22:20:06,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:06,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:20:06,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:20:06,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:20:06,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:20:06,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:20:06,309 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:20:06,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:20:06,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:06,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:20:06,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:20:06,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:20:06,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:20:06,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:20:06,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:20:06,393 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2024-11-13 22:20:06,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2024-11-13 22:20:06,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:20:06,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:20:06,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:20:06,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:20:06,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:20:06,503 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:20:06,505 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:20:06,784 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:20:06,784 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:20:06,900 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:20:06,901 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 22:20:06,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:06 BoogieIcfgContainer [2024-11-13 22:20:06,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:20:06,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:20:06,902 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:20:06,914 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:20:06,914 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:06" (1/1) ... [2024-11-13 22:20:06,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:20:06,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:06,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 22:20:06,978 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 22:20:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:20:06,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:06,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:06,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:06,986 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:06,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:20:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:20:07,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:07,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:07,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-13 22:20:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-13 22:20:07,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:20:07,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:07,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:07,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:07,268 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:07,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:20:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:20:07,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:07,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:20:07,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2024-11-13 22:20:07,726 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 22:20:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:20:07,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:07,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:07,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:07,732 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:07,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:20:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,852 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:20:07,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:07,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:20:07,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2024-11-13 22:20:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-13 22:20:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:20:07,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:07,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:07,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:07,923 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:07,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:20:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:08,144 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:08,197 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:20:08,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:08,295 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:08,297 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 22:20:10,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:10,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:20:11,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:11,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 24 transitions. [2024-11-13 22:20:11,244 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 22:20:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:20:11,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:11,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:11,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:11,248 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:11,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:20:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:11,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:11,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 22:20:11,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:11,545 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:11,546 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 22:20:12,578 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:12,579 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 22:20:13,570 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 22:20:13,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:20:14,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 20 transitions. [2024-11-13 22:20:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-13 22:20:14,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:20:14,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:14,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:14,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:14,021 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:14,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03a6b416-701c-4b5e-8e16-8eab5b79656d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:20:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:20:14,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:20:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat