./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i --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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/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 2af4ef02d2ea167c3c28149dc3ff530f0194e8e0dcdfa97ac5fed6a48df73da2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:01:53,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:01:53,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:01:53,601 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:01:53,602 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:01:53,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:01:53,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:01:53,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:01:53,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:01:53,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:01:53,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:01:53,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:01:53,637 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:01:53,637 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:01:53,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:01:53,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:01:53,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:01:53,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:01:53,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:01:53,638 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:01:53,638 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:01:53,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:01:53,638 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:01:53,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:01:53,638 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:01:53,638 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:01:53,638 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:01:53,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:53,639 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:01:53,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:01:53,639 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:01:53,639 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:01:53,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:01:53,639 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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/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 -> 2af4ef02d2ea167c3c28149dc3ff530f0194e8e0dcdfa97ac5fed6a48df73da2 [2024-11-13 22:01:53,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:01:53,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:01:53,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:01:53,987 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:01:53,988 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:01:53,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i Unable to find full path for "g++" [2024-11-13 22:01:55,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:01:56,214 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:01:56,215 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i [2024-11-13 22:01:56,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/data/1f14b965c/39672b2e3a634f59aa3754b7b88db3d3/FLAG98233df7d [2024-11-13 22:01:56,253 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/data/1f14b965c/39672b2e3a634f59aa3754b7b88db3d3 [2024-11-13 22:01:56,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:01:56,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:01:56,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:56,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:01:56,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:01:56,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bda4ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56, skipping insertion in model container [2024-11-13 22:01:56,270 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,294 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:01:56,471 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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i[914,927] [2024-11-13 22:01:56,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:56,554 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:01:56,568 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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i[914,927] [2024-11-13 22:01:56,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:01:56,624 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:01:56,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56 WrapperNode [2024-11-13 22:01:56,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:01:56,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:56,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:01:56,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:01:56,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,681 INFO L138 Inliner]: procedures = 26, calls = 18, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 93 [2024-11-13 22:01:56,681 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:01:56,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:01:56,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:01:56,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:01:56,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,703 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:01:56,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:01:56,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:01:56,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:01:56,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:01:56" (1/1) ... [2024-11-13 22:01:56,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:01:56,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:01:56,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:01:56,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:01:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:01:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:01:56,790 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:01:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:01:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:01:56,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:01:56,862 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:01:56,864 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:01:57,175 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 22:01:57,175 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:01:57,322 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:01:57,322 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:01:57,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:57 BoogieIcfgContainer [2024-11-13 22:01:57,323 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:01:57,323 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:01:57,323 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:01:57,334 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:01:57,334 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:57" (1/1) ... [2024-11-13 22:01:57,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:01:57,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:01:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-13 22:01:57,395 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-13 22:01:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:01:57,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:01:57,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:01:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:01:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:57,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:01:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:01:57,780 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:01:57,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:01:57 ImpRootNode [2024-11-13 22:01:57,824 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:01:57,825 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:01:57,826 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:01:57,827 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:01:57,828 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:01:57" (3/4) ... [2024-11-13 22:01:57,831 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:01:57,832 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:01:57,834 INFO L158 Benchmark]: Toolchain (without parser) took 1577.06ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 58.9MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 22:01:57,835 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:57,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.34ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 106.4MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:01:57,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.67ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 104.6MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:01:57,838 INFO L158 Benchmark]: Boogie Preprocessor took 43.34ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:57,838 INFO L158 Benchmark]: RCFGBuilder took 597.03ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 77.7MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:01:57,840 INFO L158 Benchmark]: CodeCheck took 500.82ms. Allocated memory is still 142.6MB. Free memory was 77.7MB in the beginning and 59.0MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:01:57,840 INFO L158 Benchmark]: Witness Printer took 8.56ms. Allocated memory is still 142.6MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:01:57,845 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, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 19]: 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 shiftLeft at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_3 = 4; [L24] unsigned char var_1_7 = 0; [L25] signed short int var_1_8 = 100; [L26] unsigned char var_1_9 = 32; [L27] double var_1_10 = 9.2; [L28] double var_1_11 = 0.975; [L29] signed short int var_1_12 = 1; [L30] signed short int last_1_var_1_8 = 100; [L31] double last_1_var_1_10 = 9.2; [L79] isInitial = 1 [L80] FCALL initially() [L81] COND TRUE 1 [L82] CALL updateLastVariables() [L71] last_1_var_1_8 = var_1_8 [L72] last_1_var_1_10 = var_1_10 [L82] RET updateLastVariables() [L83] CALL updateVariables() [L61] var_1_3 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_7=0, var_1_8=100, var_1_9=32] [L63] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=357, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=357, var_1_7=0, var_1_8=100, var_1_9=32] [L64] var_1_7 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=357, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=357, var_1_8=100, var_1_9=32] [L66] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=357, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=357, var_1_7=0, var_1_8=100, var_1_9=32] [L67] var_1_11 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_12=1, var_1_1=10, var_1_3=357, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_12=1, var_1_1=10, var_1_3=357, var_1_7=0, var_1_8=100, var_1_9=32] [L83] RET updateVariables() [L84] CALL step() [L35] COND FALSE !(last_1_var_1_8 <= 16) [L38] COND FALSE !(((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) [L45] var_1_1 = var_1_3 [L48] var_1_9 = 64 [L49] var_1_10 = var_1_11 [L50] EXPR 10 << var_1_9 [L50] COND FALSE !((10 << var_1_9) < (var_1_3 * var_1_1)) [L53] unsigned char stepLocal_0 = var_1_10 > var_1_10; [L54] COND TRUE ((var_1_1 + var_1_9) < 10) || stepLocal_0 [L55] var_1_12 = ((((var_1_8) > (var_1_1)) ? (var_1_8) : (var_1_1))) [L84] RET step() [L85] CALL, EXPR property() [L75] EXPR ((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1) [L75] EXPR 10 << var_1_9 [L75] EXPR ((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1) [L75-L76] return (((((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1)) && (var_1_9 == ((unsigned char) 64))) && (var_1_10 == ((double) var_1_11))) && ((((var_1_1 + var_1_9) < 10) || (var_1_10 > var_1_10)) ? (var_1_12 == ((signed short int) ((((var_1_8) > (var_1_1)) ? (var_1_8) : (var_1_1))))) : (var_1_12 == ((signed short int) var_1_8))) ; [L85] RET, EXPR property() [L85] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=2, var_1_11=2, var_1_12=101, var_1_1=357, var_1_3=357, var_1_7=0, var_1_8=100, var_1_9=64] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=2, var_1_11=2, var_1_12=101, var_1_1=357, var_1_3=357, var_1_7=0, var_1_8=100, var_1_9=64] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.34ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 106.4MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.67ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 104.6MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.34ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 597.03ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 77.7MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 500.82ms. Allocated memory is still 142.6MB. Free memory was 77.7MB in the beginning and 59.0MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 8.56ms. Allocated memory is still 142.6MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 25.3kB). 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 22:01:57,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/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 2af4ef02d2ea167c3c28149dc3ff530f0194e8e0dcdfa97ac5fed6a48df73da2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:02:00,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:02:00,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:02:00,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:02:00,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:02:00,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:02:00,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:02:00,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:02:00,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:02:00,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:02:00,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:02:00,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:02:00,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:02:00,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:02:00,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:02:00,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:02:00,751 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:02:00,751 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:02:00,752 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:02:00,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:02:00,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:02:00,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:02:00,752 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:02:00,752 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:02:00,752 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:02:00,752 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:02:00,752 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:02:00,752 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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/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 -> 2af4ef02d2ea167c3c28149dc3ff530f0194e8e0dcdfa97ac5fed6a48df73da2 [2024-11-13 22:02:01,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:02:01,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:02:01,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:02:01,090 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:02:01,091 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:02:01,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i Unable to find full path for "g++" [2024-11-13 22:02:03,103 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:02:03,398 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:02:03,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i [2024-11-13 22:02:03,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/data/14d6c4929/46de42974e8a4352b7ffbbdfed6707c8/FLAG6cf67f09d [2024-11-13 22:02:03,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/data/14d6c4929/46de42974e8a4352b7ffbbdfed6707c8 [2024-11-13 22:02:03,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:02:03,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:02:03,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:02:03,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:02:03,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:02:03,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d4b84e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03, skipping insertion in model container [2024-11-13 22:02:03,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,698 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:02:03,835 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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i[914,927] [2024-11-13 22:02:03,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:02:03,884 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:02:03,893 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_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i[914,927] [2024-11-13 22:02:03,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:02:03,928 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:02:03,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03 WrapperNode [2024-11-13 22:02:03,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:02:03,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:02:03,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:02:03,930 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:02:03,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,962 INFO L138 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 74 [2024-11-13 22:02:03,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:02:03,963 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:02:03,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:02:03,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:02:03,970 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:03,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:02:03,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:02:03,991 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:02:03,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:02:03,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:03" (1/1) ... [2024-11-13 22:02:04,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:02:04,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:02:04,030 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:02:04,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:02:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:02:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:02:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:02:04,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:02:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:02:04,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:02:04,129 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:02:04,131 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:02:04,315 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 22:02:04,315 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:02:04,419 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:02:04,420 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:02:04,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:02:04 BoogieIcfgContainer [2024-11-13 22:02:04,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:02:04,421 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:02:04,421 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:02:04,432 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:02:04,432 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:02:04" (1/1) ... [2024-11-13 22:02:04,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:02:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-13 22:02:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-13 22:02:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:02:04,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:04,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:02:04,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:02:04,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:02:04,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:02:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:05,051 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:02:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:05,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 22:02:05,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:17,496 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:02:17,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:02:18,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:18,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 38 transitions. [2024-11-13 22:02:18,696 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-13 22:02:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:02:18,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:18,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:02:18,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:02:18,699 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:02:18,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:02:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:19,361 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:02:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:19,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:02:19,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:27,161 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:02:27,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:02:29,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:29,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 40 transitions. [2024-11-13 22:02:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-13 22:02:29,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:02:29,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:29,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:02:29,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:02:29,280 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:02:29,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:02:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:30,079 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:02:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:30,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:02:30,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:02:36,729 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:02:36,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:02:36,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:02:36,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 40 transitions. [2024-11-13 22:02:36,751 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-13 22:02:36,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:02:36,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:02:36,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:02:36,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:02:36,755 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:02:36,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:02:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:37,377 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:02:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:02:37,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:02:37,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:00,953 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:03:00,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 22:03:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:03:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:03:14,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:03:14,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:14,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:14,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:14,936 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:14,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:03:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:15,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:03:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:15,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:03:15,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:22,034 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:03:22,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 22:03:22,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:22,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:03:22,231 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:03:22,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:03:22,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:22,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:22,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:22,236 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:22,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:03:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:22,874 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:03:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:22,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:03:22,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:29,537 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:03:29,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:03:29,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:29,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:03:29,587 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:03:29,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:03:29,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:29,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:29,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:29,593 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:29,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:03:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:30,299 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:03:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:30,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:03:30,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:03:36,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 22:03:36,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:36,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:03:36,838 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:03:36,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:03:36,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:36,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:36,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:36,843 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:36,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:03:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:37,644 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:03:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:37,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:03:37,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:03:45,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 22:03:45,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:45,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:03:45,678 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:03:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:03:45,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:45,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:45,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:45,684 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:45,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:03:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:46,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:03:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:46,395 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:03:46,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:03:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:03:53,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:03:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:53,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:03:53,265 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:03:53,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:03:53,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:53,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:03:53,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:03:53,268 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:03:53,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:03:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:53,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:03:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:54,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:03:54,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:04:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:04:00,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 22:04:00,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:00,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:04:00,769 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:04:00,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:04:00,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:00,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:00,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:00,774 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:00,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:04:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:01,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:04:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:01,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:04:01,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:04:25,723 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:04:25,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 22:04:26,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:26,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:04:26,013 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:04:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:04:26,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:26,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:26,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:26,016 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:26,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:04:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:26,660 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:04:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:26,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:04:26,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:04:33,594 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:04:33,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-13 22:04:33,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:33,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:04:33,612 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:04:33,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:04:33,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:33,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:33,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:33,619 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:33,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:04:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:34,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:04:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:34,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:04:34,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:04:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:04:41,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 22:04:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:41,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:04:41,059 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:04:41,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:04:41,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:41,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:41,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:41,063 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:41,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:04:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:41,677 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:04:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:41,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:04:41,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:05:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:05:05,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 22:05:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:05:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:05:05,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:05:05,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:05,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:05,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:05:05,540 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:05:05,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:05:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:06,190 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:05:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:06,231 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:05:06,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:05:12,980 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:05:12,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 22:05:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:05:12,994 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:05:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:05:12,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:12,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:12,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:05:12,997 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:05:13,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:05:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:13,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:05:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:13,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:05:13,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:05:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:05:20,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 22:05:20,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:20,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:05:20,241 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:05:20,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:05:20,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:20,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:20,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:05:20,243 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:05:20,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:05:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:20,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:05:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:20,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:05:20,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:05:27,267 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:05:27,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 22:05:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:05:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:05:27,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:05:27,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:27,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:27,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:05:27,286 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:05:27,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:05:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:27,898 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:05:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:27,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:05:27,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:05:34,709 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:05:34,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 22:05:34,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:34,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:05:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:05:34,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:05:34,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:34,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:34,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:05:34,743 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:05:34,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:05:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:35,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:05:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:05:35,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:05:35,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:05:59,513 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:05:59,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-13 22:05:59,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:59,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:05:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:05:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:05:59,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:59,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:59,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:05:59,912 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:05:59,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:06:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:00,760 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:06:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:00,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:06:00,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:06:07,931 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:06:07,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 22:06:07,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:06:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:06:07,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:06:07,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:07,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:07,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:06:07,967 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:06:07,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:06:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:08,987 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:06:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:09,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:06:09,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:06:15,918 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:06:15,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 22:06:15,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:15,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:06:15,938 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:06:15,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:06:15,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:15,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:15,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:06:15,943 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:06:15,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:06:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:16,597 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:06:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:16,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:06:16,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:06:23,649 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:06:23,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:06:23,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:23,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:06:23,671 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:06:23,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:06:23,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:23,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:23,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:06:23,676 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:06:23,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:06:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:24,394 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:06:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:24,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:06:24,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:06:31,595 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:06:31,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 22:06:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:06:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:06:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:06:31,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:31,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:31,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:06:31,615 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:06:31,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 22:06:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:32,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:06:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:32,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:06:32,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:06:56,483 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:06:56,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 22:06:56,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:06:56,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:06:56,792 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:06:56,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:06:56,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:06:56,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:56,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:06:56,795 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:06:56,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 22:06:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:57,520 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:06:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:06:57,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:06:57,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:07:04,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 22:07:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:07:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:07:04,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:07:04,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:04,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:04,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:04,271 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:04,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 22:07:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:04,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:04,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:07:04,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:11,643 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:07:11,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 22:07:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:07:11,658 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:07:11,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:07:11,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:11,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:11,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:11,661 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:11,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 22:07:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:12,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:12,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:07:12,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:38,807 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:07:38,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 22:07:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:07:39,114 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:07:39,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:07:39,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:39,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:39,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:39,119 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:39,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 22:07:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:39,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:40,028 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:07:40,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:46,802 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:07:46,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 22:07:46,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:46,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:07:46,815 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:07:46,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:07:46,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:46,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:46,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:46,819 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:46,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 22:07:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:47,502 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:47,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:07:47,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:07:54,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 22:07:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:07:54,923 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:07:54,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:07:54,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:54,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:54,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:54,926 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:54,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 22:07:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:55,587 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:55,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:07:55,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:08:02,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 22:08:02,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:02,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:08:02,692 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:08:02,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:08:02,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:02,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:02,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:08:02,695 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:08:02,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 22:08:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:03,390 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:03,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:08:03,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:08:10,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-13 22:08:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:08:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:08:10,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:08:10,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:10,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:10,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:08:10,468 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:08:10,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 22:08:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:11,166 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:11,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:08:11,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:08:35,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 22:08:35,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:35,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:08:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:08:35,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:08:35,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:35,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:35,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:08:35,631 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:08:35,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 22:08:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:36,278 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:36,342 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:08:36,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:08:44,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 22:08:44,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:44,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:08:44,458 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:08:44,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:08:44,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:44,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:44,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:08:44,461 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:08:44,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 22:08:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:45,200 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:45,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:08:45,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:08:51,999 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:08:52,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 22:08:52,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:52,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:08:52,020 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:08:52,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:08:52,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:52,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:08:52,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:08:52,023 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:08:52,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 22:08:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:52,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:52,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:08:52,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:15,898 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:09:15,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 22:09:16,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:16,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:09:16,149 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:09:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:09:16,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:16,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:09:16,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:09:16,152 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:09:16,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 22:09:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:16,745 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:09:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:16,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:09:16,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:09:23,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-13 22:09:23,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:23,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:09:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:09:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:09:23,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:23,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:09:23,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:09:23,708 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:09:23,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 22:09:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:24,469 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:09:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:24,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:09:24,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:31,876 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:09:31,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 22:09:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:09:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:09:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:09:31,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:31,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:09:31,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:09:31,894 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:09:31,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 22:09:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:32,541 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:09:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:32,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:09:32,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:09:55,734 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:09:55,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-13 22:09:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:09:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:09:55,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:09:55,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:55,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:09:55,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:09:55,980 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:09:55,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 22:09:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:56,579 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:09:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:56,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:09:56,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:02,962 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:10:02,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 22:10:02,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:02,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:10:02,977 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:10:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:10:02,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:02,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:02,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:10:02,979 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:10:02,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 22:10:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:03,665 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:10:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:03,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:10:03,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:10:10,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 22:10:10,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:10:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:10:10,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:10:10,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:10,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:10,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:10:10,863 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:10:10,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 22:10:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:11,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:10:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:11,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:10:11,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:10:35,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 22:10:35,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:35,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:10:35,681 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:10:35,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:10:35,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:35,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:35,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:10:35,683 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:10:35,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 22:10:36,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:36,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:10:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:36,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:10:36,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:10:42,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-13 22:10:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:42,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:10:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:10:42,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:10:42,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:42,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:42,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:10:42,673 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:10:42,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 22:10:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:43,302 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:10:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:43,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:10:43,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:10:49,378 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:10:49,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 22:10:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:10:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:10:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:10:49,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:10:49,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:10:49,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:49,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:10:49,394 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:10:49,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 22:10:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:50,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:10:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:10:50,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:10:50,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:11:11,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-13 22:11:11,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:11,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:11:11,725 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:11:11,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:11:11,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:11,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:11,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:11,727 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:11,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 22:11:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:12,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:12,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:11:12,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:18,573 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:11:18,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 22:11:18,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:18,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:11:18,586 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:11:18,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:11:18,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:18,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:18,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:18,592 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:18,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 22:11:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:19,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:19,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:11:19,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:11:25,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 22:11:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:11:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:11:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:11:25,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:25,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:25,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:25,531 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:25,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 22:11:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:26,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:26,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:11:26,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:47,945 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:11:47,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 22:11:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:48,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:11:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:11:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:11:48,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:48,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:48,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:48,201 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:48,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 22:11:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:48,783 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:48,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:11:48,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:11:55,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-13 22:11:55,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:11:55,042 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:11:55,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:11:55,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:55,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:55,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:55,044 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:55,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 22:11:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:55,641 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:55,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:11:55,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:16,819 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:12:16,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 22:12:17,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:17,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:12:17,078 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:12:17,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:12:17,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:17,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:17,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:17,080 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:17,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 22:12:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:17,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:17,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:12:17,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:12:23,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 22:12:23,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:23,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:12:23,917 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:12:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:12:23,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:23,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:23,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:23,920 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:23,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 22:12:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:24,508 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:24,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:12:24,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:47,152 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:12:47,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-11-13 22:12:47,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:47,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:12:47,423 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:12:47,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:12:47,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:47,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:47,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:47,425 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:47,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 22:12:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:48,068 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:48,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:12:48,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:54,387 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:12:54,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 22:12:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:54,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:12:54,401 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:12:54,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:12:54,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:54,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:54,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:54,403 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:54,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 22:12:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:55,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:55,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:12:55,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:13:16,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-13 22:13:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:13:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:13:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:13:16,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:16,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:16,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:16,967 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:16,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 22:13:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:17,546 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:13:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:17,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:13:17,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:23,721 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:13:23,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-13 22:13:23,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:23,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:13:23,734 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:13:23,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:13:23,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:23,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:23,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:23,736 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:23,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 22:13:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:24,307 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:13:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:24,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:13:24,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:13:30,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 22:13:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:30,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:13:30,741 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:13:30,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:13:30,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:30,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:30,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:30,743 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:30,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 22:13:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:31,314 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:13:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:31,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:13:31,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:52,866 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:13:52,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-13 22:13:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:13:53,113 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:13:53,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:13:53,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:53,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:53,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:53,115 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:53,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 22:13:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:53,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:13:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:53,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:13:53,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:59,778 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:13:59,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0 [2024-11-13 22:13:59,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:59,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:13:59,789 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:13:59,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:13:59,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:59,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:59,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:59,791 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:59,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 22:14:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:00,413 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:00,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:14:00,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:06,866 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:14:06,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-11-13 22:14:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:14:06,878 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:14:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:14:06,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:06,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:06,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:06,880 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:06,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 22:14:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:07,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:07,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:14:07,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:30,447 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:14:30,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-13 22:14:30,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:30,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:14:30,779 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:14:30,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:14:30,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:30,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:30,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:30,781 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:30,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 22:14:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:31,411 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:31,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:14:31,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:14:37,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-13 22:14:37,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:37,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:14:37,472 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:14:37,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:14:37,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:37,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:37,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:37,474 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:37,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 22:14:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:38,058 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:38,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:14:38,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:14:44,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-13 22:14:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:44,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:14:44,624 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:14:44,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:14:44,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:44,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:44,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:44,626 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:44,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 22:14:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:45,206 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:45,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:14:45,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:07,461 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:15:07,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-13 22:15:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:15:07,739 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:15:07,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:15:07,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:07,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:07,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:07,742 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:07,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 22:15:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:08,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:08,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:15:08,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:15:14,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-13 22:15:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:14,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:15:14,973 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:15:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:15:14,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:14,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:14,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:14,978 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:14,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 22:15:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:15,591 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:15,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:15:15,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:15:21,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-13 22:15:21,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:15:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:15:21,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:15:21,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:21,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:21,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:21,963 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:21,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 22:15:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:22,546 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:22,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:15:22,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:28,711 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:15:28,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-13 22:15:28,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:28,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:15:28,727 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:15:28,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:15:28,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:28,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:28,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:28,731 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:28,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 22:15:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:29,312 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:29,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:15:29,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:35,711 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:15:35,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-11-13 22:15:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:35,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:15:35,734 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:15:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:15:35,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:35,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:35,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:35,736 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:35,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 22:15:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:36,315 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:36,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:15:36,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:15:42,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-13 22:15:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:15:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:15:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:15:42,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:42,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:42,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:42,926 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:42,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 22:15:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:43,508 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:43,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:15:43,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:16:06,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-11-13 22:16:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:06,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:16:06,268 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:16:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:16:06,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:06,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:06,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:16:06,270 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:16:06,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 22:16:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:06,849 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:16:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:06,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:16:06,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:28,883 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:16:28,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-13 22:16:29,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:16:29,121 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:16:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:16:29,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:29,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:29,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:16:29,123 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:16:29,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 22:16:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:29,815 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:16:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:29,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:16:29,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:36,297 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:16:36,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-13 22:16:36,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:36,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:16:36,309 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:16:36,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:16:36,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:36,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:36,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:16:36,311 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:16:36,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 22:16:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:36,891 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:16:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:36,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:16:36,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-13 22:16:43,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-13 22:16:43,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:43,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 52 states and 78 transitions. [2024-11-13 22:16:43,429 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-11-13 22:16:43,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:16:43,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:43,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:43,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:16:43,432 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:16:43,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18702d46-ddf1-4c53-aa89-6cafe3b81ddf/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 22:16:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:44,008 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:16:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:44,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:16:44,051 INFO L278 TraceCheckSpWp]: Computing forward predicates...