./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/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_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/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 64bit --witnessprinter.graph.data.programhash 16f8726a4add15d0bf2494bd44888be53eb7bc01110882b6fc03ef148c6d9055 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:46:20,909 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:46:20,995 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:46:20,999 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:46:21,000 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:46:21,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:46:21,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:46:21,030 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:46:21,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:46:21,031 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:46:21,032 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:46:21,032 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:46:21,033 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:46:21,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:46:21,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:46:21,034 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:46:21,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:21,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:46:21,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:46:21,035 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:46:21,035 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:46:21,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:46:21,035 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_d733967c-a037-4e50-be8b-2553135429ef/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f8726a4add15d0bf2494bd44888be53eb7bc01110882b6fc03ef148c6d9055 [2024-11-13 16:46:21,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:46:21,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:46:21,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:46:21,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:46:21,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:46:21,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c Unable to find full path for "g++" [2024-11-13 16:46:23,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:46:23,508 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:46:23,508 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c [2024-11-13 16:46:23,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/data/eb7e4d8a0/bdb2ed504f13498fb9ef37a8e461f3e4/FLAG11b0be8f7 [2024-11-13 16:46:23,538 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/data/eb7e4d8a0/bdb2ed504f13498fb9ef37a8e461f3e4 [2024-11-13 16:46:23,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:46:23,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:46:23,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:23,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:46:23,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:46:23,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:23,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672ed04a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23, skipping insertion in model container [2024-11-13 16:46:23,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:23,580 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:46:23,726 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_d733967c-a037-4e50-be8b-2553135429ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c[1248,1261] [2024-11-13 16:46:23,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:23,826 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:46:23,836 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_d733967c-a037-4e50-be8b-2553135429ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c[1248,1261] [2024-11-13 16:46:23,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:23,883 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:46:23,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23 WrapperNode [2024-11-13 16:46:23,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:23,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:23,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:46:23,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:46:23,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:23,902 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:23,984 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 265 [2024-11-13 16:46:23,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:23,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:46:23,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:46:23,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:46:23,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:23,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:24,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:24,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:24,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:24,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:24,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:24,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:24,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:46:24,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:46:24,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:46:24,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:46:24,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:23" (1/1) ... [2024-11-13 16:46:24,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:24,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:46:24,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:46:24,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:46:24,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:46:24,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:46:24,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:46:24,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:46:24,222 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:46:24,224 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:46:24,841 INFO L? ?]: Removed 152 outVars from TransFormulas that were not future-live. [2024-11-13 16:46:24,841 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:46:25,297 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:46:25,298 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:46:25,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:25 BoogieIcfgContainer [2024-11-13 16:46:25,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:46:25,300 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:46:25,300 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:46:25,309 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:46:25,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:25" (1/1) ... [2024-11-13 16:46:25,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:46:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:25,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:46:25,379 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:46:25,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:46:25,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:25,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:26,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 16:46:26,339 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 16:46:26,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:46:26,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:26,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:26,632 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:46:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:27,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:46:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:46:27,300 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 16:46:27,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:46:27 ImpRootNode [2024-11-13 16:46:27,343 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:46:27,344 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:46:27,344 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:46:27,344 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:46:27,345 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:25" (3/4) ... [2024-11-13 16:46:27,347 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:46:27,348 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:46:27,349 INFO L158 Benchmark]: Toolchain (without parser) took 3803.82ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 67.8MB in the end (delta: 24.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-13 16:46:27,349 INFO L158 Benchmark]: CDTParser took 1.21ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:27,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.42ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:46:27,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.66ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 71.4MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:27,350 INFO L158 Benchmark]: Boogie Preprocessor took 78.74ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 69.0MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:46:27,350 INFO L158 Benchmark]: RCFGBuilder took 1234.66ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 77.9MB in the end (delta: -8.8MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2024-11-13 16:46:27,351 INFO L158 Benchmark]: CodeCheck took 2043.83ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 67.8MB in the end (delta: 10.1MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-11-13 16:46:27,351 INFO L158 Benchmark]: Witness Printer took 3.67ms. Allocated memory is still 117.4MB. Free memory was 67.8MB in the beginning and 67.8MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:46:27,354 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 1 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 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, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: 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 shiftRight at line 78, overapproximation of bitwiseOr at line 96, overapproximation of bitwiseAnd at line 74, overapproximation of bitwiseAnd at line 40, overapproximation of bitwiseAnd at line 62. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L32] const SORT_4 var_5 = 0; [L33] const SORT_1 var_14 = 1; [L34] const SORT_4 var_19 = 1; [L35] const SORT_4 var_22 = 15; [L37] SORT_1 input_2; [L38] SORT_1 input_3; [L40] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L40] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L41] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L41] SORT_4 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L43] SORT_4 init_7_arg_1 = var_5; [L44] state_6 = init_7_arg_1 [L45] SORT_4 init_9_arg_1 = var_5; [L46] state_8 = init_9_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=15, state_6=0, state_8=0, var_14=1, var_19=1, var_22=15] [L49] input_2 = __VERIFIER_nondet_uchar() [L50] input_3 = __VERIFIER_nondet_uchar() [L53] SORT_4 var_10_arg_0 = state_6; [L54] SORT_4 var_10_arg_1 = state_8; [L55] SORT_1 var_10 = var_10_arg_0 < var_10_arg_1; [L56] SORT_1 var_11_arg_0 = var_10; [L57] SORT_1 var_11 = ~var_11_arg_0; [L58] SORT_1 var_15_arg_0 = var_11; [L59] SORT_1 var_15 = ~var_15_arg_0; [L60] SORT_1 var_16_arg_0 = var_14; [L61] SORT_1 var_16_arg_1 = var_15; [L62] EXPR var_16_arg_0 & var_16_arg_1 [L62] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L63] EXPR var_16 & mask_SORT_1 [L63] var_16 = var_16 & mask_SORT_1 [L64] SORT_1 bad_17_arg_0 = var_16; [L65] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L65] RET __VERIFIER_assert(!(bad_17_arg_0)) [L67] SORT_1 var_31_arg_0 = input_3; [L68] SORT_1 var_31 = ~var_31_arg_0; [L69] SORT_4 var_32_arg_0 = state_6; [L70] SORT_4 var_32_arg_1 = state_8; [L71] SORT_1 var_32 = var_32_arg_0 > var_32_arg_1; [L72] SORT_1 var_33_arg_0 = var_31; [L73] SORT_1 var_33_arg_1 = var_32; [L74] EXPR var_33_arg_0 & var_33_arg_1 [L74] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L75] EXPR var_33 & mask_SORT_1 [L75] var_33 = var_33 & mask_SORT_1 [L76] SORT_4 var_28_arg_0 = var_22; [L77] SORT_4 var_28_arg_1 = var_19; [L78] EXPR var_28_arg_0 >> var_28_arg_1 [L78] SORT_4 var_28 = var_28_arg_0 >> var_28_arg_1; [L79] SORT_4 var_29_arg_0 = state_6; [L80] SORT_4 var_29_arg_1 = var_19; [L81] EXPR var_29_arg_0 >> var_29_arg_1 [L81] SORT_4 var_29 = var_29_arg_0 >> var_29_arg_1; [L82] SORT_4 var_30_arg_0 = var_28; [L83] SORT_4 var_30_arg_1 = var_29; [L84] SORT_4 var_30 = var_30_arg_0 + var_30_arg_1; [L85] SORT_4 var_26_arg_0 = state_6; [L86] SORT_4 var_26_arg_1 = state_8; [L87] SORT_1 var_26 = var_26_arg_0 < var_26_arg_1; [L88] SORT_4 var_21_arg_0 = state_8; [L89] SORT_4 var_21_arg_1 = state_6; [L90] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L91] SORT_4 var_23_arg_0 = state_6; [L92] SORT_4 var_23_arg_1 = var_22; [L93] SORT_1 var_23 = var_23_arg_0 != var_23_arg_1; [L94] SORT_1 var_24_arg_0 = var_21; [L95] SORT_1 var_24_arg_1 = var_23; [L96] EXPR var_24_arg_0 | var_24_arg_1 [L96] SORT_1 var_24 = var_24_arg_0 | var_24_arg_1; [L97] EXPR var_24 & mask_SORT_1 [L97] var_24 = var_24 & mask_SORT_1 [L98] SORT_4 var_20_arg_0 = state_6; [L99] SORT_4 var_20_arg_1 = var_19; [L100] SORT_4 var_20 = var_20_arg_0 + var_20_arg_1; [L101] SORT_1 var_25_arg_0 = var_24; [L102] SORT_4 var_25_arg_1 = var_20; [L103] SORT_4 var_25_arg_2 = state_8; [L104] SORT_4 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L105] SORT_1 var_27_arg_0 = var_26; [L106] SORT_4 var_27_arg_1 = state_6; [L107] SORT_4 var_27_arg_2 = var_25; [L108] SORT_4 var_27 = var_27_arg_0 ? var_27_arg_1 : var_27_arg_2; [L109] SORT_1 var_34_arg_0 = var_33; [L110] SORT_4 var_34_arg_1 = var_30; [L111] SORT_4 var_34_arg_2 = var_27; [L112] SORT_4 var_34 = var_34_arg_0 ? var_34_arg_1 : var_34_arg_2; [L113] EXPR var_34 & mask_SORT_4 [L113] var_34 = var_34 & mask_SORT_4 [L114] SORT_4 next_35_arg_1 = var_34; [L115] SORT_1 var_42_arg_0 = input_3; [L116] SORT_1 var_42 = ~var_42_arg_0; [L117] SORT_4 var_43_arg_0 = state_6; [L118] SORT_4 var_43_arg_1 = state_8; [L119] SORT_1 var_43 = var_43_arg_0 > var_43_arg_1; [L120] SORT_1 var_44_arg_0 = var_42; [L121] SORT_1 var_44_arg_1 = var_43; [L122] EXPR var_44_arg_0 & var_44_arg_1 [L122] SORT_1 var_44 = var_44_arg_0 & var_44_arg_1; [L123] EXPR var_44 & mask_SORT_1 [L123] var_44 = var_44 & mask_SORT_1 [L124] SORT_4 var_37_arg_0 = state_6; [L125] SORT_4 var_37_arg_1 = state_8; [L126] SORT_1 var_37 = var_37_arg_0 > var_37_arg_1; [L127] SORT_1 var_38_arg_0 = var_37; [L128] SORT_1 var_38 = ~var_38_arg_0; [L129] SORT_4 var_39_arg_0 = state_6; [L130] SORT_4 var_39_arg_1 = var_22; [L131] SORT_1 var_39 = var_39_arg_0 != var_39_arg_1; [L132] SORT_1 var_40_arg_0 = var_38; [L133] SORT_1 var_40_arg_1 = var_39; [L134] EXPR var_40_arg_0 | var_40_arg_1 [L134] SORT_1 var_40 = var_40_arg_0 | var_40_arg_1; [L135] EXPR var_40 & mask_SORT_1 [L135] var_40 = var_40 & mask_SORT_1 [L136] SORT_4 var_36_arg_0 = state_8; [L137] SORT_4 var_36_arg_1 = var_19; [L138] SORT_4 var_36 = var_36_arg_0 + var_36_arg_1; [L139] SORT_1 var_41_arg_0 = var_40; [L140] SORT_4 var_41_arg_1 = var_36; [L141] SORT_4 var_41_arg_2 = state_6; [L142] SORT_4 var_41 = var_41_arg_0 ? var_41_arg_1 : var_41_arg_2; [L143] SORT_1 var_45_arg_0 = var_44; [L144] SORT_4 var_45_arg_1 = state_8; [L145] SORT_4 var_45_arg_2 = var_41; [L146] SORT_4 var_45 = var_45_arg_0 ? var_45_arg_1 : var_45_arg_2; [L147] EXPR var_45 & mask_SORT_4 [L147] var_45 = var_45 & mask_SORT_4 [L148] SORT_4 next_46_arg_1 = var_45; [L150] state_6 = next_35_arg_1 [L151] state_8 = next_46_arg_1 [L49] input_2 = __VERIFIER_nondet_uchar() [L50] input_3 = __VERIFIER_nondet_uchar() [L53] SORT_4 var_10_arg_0 = state_6; [L54] SORT_4 var_10_arg_1 = state_8; [L55] SORT_1 var_10 = var_10_arg_0 < var_10_arg_1; [L56] SORT_1 var_11_arg_0 = var_10; [L57] SORT_1 var_11 = ~var_11_arg_0; [L58] SORT_1 var_15_arg_0 = var_11; [L59] SORT_1 var_15 = ~var_15_arg_0; [L60] SORT_1 var_16_arg_0 = var_14; [L61] SORT_1 var_16_arg_1 = var_15; [L62] EXPR var_16_arg_0 & var_16_arg_1 [L62] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L63] EXPR var_16 & mask_SORT_1 [L63] var_16 = var_16 & mask_SORT_1 [L64] SORT_1 bad_17_arg_0 = var_16; [L65] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.42ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 77.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.66ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 71.4MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 78.74ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 69.0MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1234.66ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 77.9MB in the end (delta: -8.8MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * CodeCheck took 2043.83ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 67.8MB in the end (delta: 10.1MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Witness Printer took 3.67ms. Allocated memory is still 117.4MB. Free memory was 67.8MB in the beginning and 67.8MB in the end (delta: 13.7kB). 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 16:46:27,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/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_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/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 64bit --witnessprinter.graph.data.programhash 16f8726a4add15d0bf2494bd44888be53eb7bc01110882b6fc03ef148c6d9055 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:46:30,147 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:46:30,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 16:46:30,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:46:30,337 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:46:30,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:46:30,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:46:30,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:46:30,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:46:30,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:46:30,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:46:30,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:46:30,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:46:30,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:46:30,338 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:46:30,338 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:46:30,338 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:46:30,339 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:46:30,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:46:30,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:46:30,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:46:30,346 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:46:30,346 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:46:30,346 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:30,346 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:46:30,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:46:30,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:30,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:46:30,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:46:30,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:46:30,351 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:46:30,351 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:30,361 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:46:30,361 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_d733967c-a037-4e50-be8b-2553135429ef/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f8726a4add15d0bf2494bd44888be53eb7bc01110882b6fc03ef148c6d9055 [2024-11-13 16:46:30,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:46:30,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:46:30,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:46:30,693 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:46:30,694 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:46:30,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c Unable to find full path for "g++" [2024-11-13 16:46:32,576 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:46:32,853 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:46:32,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c [2024-11-13 16:46:32,864 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/data/33cf1a0f4/70fa57af356f472fab61351d6509d57e/FLAGc166efa42 [2024-11-13 16:46:32,880 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/data/33cf1a0f4/70fa57af356f472fab61351d6509d57e [2024-11-13 16:46:32,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:46:32,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:46:32,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:32,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:46:32,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:46:32,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:32" (1/1) ... [2024-11-13 16:46:32,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b435473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:32, skipping insertion in model container [2024-11-13 16:46:32,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:46:32" (1/1) ... [2024-11-13 16:46:32,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:46:33,092 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_d733967c-a037-4e50-be8b-2553135429ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c[1248,1261] [2024-11-13 16:46:33,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:33,195 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:46:33,207 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_d733967c-a037-4e50-be8b-2553135429ef/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.diagonal.c[1248,1261] [2024-11-13 16:46:33,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:46:33,272 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:46:33,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33 WrapperNode [2024-11-13 16:46:33,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:46:33,273 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:33,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:46:33,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:46:33,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,324 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 141 [2024-11-13 16:46:33,325 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:46:33,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:46:33,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:46:33,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:46:33,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,363 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,364 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,369 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:46:33,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:46:33,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:46:33,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:46:33,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:46:33,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:46:33,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:46:33,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:46:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:46:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:46:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:46:33,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:46:33,574 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:46:33,576 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:46:33,866 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 16:46:33,867 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:46:33,896 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:46:33,896 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:46:33,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:33 BoogieIcfgContainer [2024-11-13 16:46:33,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:46:33,897 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:46:33,898 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:46:33,908 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:46:33,908 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:33" (1/1) ... [2024-11-13 16:46:33,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:46:33,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:33,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:46:33,979 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:46:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:46:33,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:33,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:33,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:33,987 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:33,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:46:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:34,174 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:34,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 16:46:34,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:34,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:46:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:34,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 16:46:34,621 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 16:46:34,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:46:34,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:34,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:34,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:34,626 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:34,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:46:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:34,784 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:34,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 16:46:34,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:35,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 16:46:35,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:35,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-13 16:46:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-13 16:46:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:46:35,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:35,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:35,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:35,826 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:35,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 16:46:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:36,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:36,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 16:46:36,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:36,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 16:46:37,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:37,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-13 16:46:37,636 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-13 16:46:37,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:46:37,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:37,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:37,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:37,639 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:37,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 16:46:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:37,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:37,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 16:46:37,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:38,628 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:38,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 16:46:39,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:39,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-11-13 16:46:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-11-13 16:46:39,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 16:46:39,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:39,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:39,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:39,500 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:39,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 16:46:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:39,784 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:39,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 16:46:39,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:40,864 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:40,867 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 16:46:40,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 16:46:41,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:41,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-11-13 16:46:41,934 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-13 16:46:41,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:46:41,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:41,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:41,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:41,937 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:41,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 16:46:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:42,226 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:42,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 16:46:42,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:43,221 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:43,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 16:46:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:44,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2024-11-13 16:46:44,222 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2024-11-13 16:46:44,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 16:46:44,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:44,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:44,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:44,224 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:44,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 16:46:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:44,542 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:44,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 16:46:44,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:45,687 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:45,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 16:46:46,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:46,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2024-11-13 16:46:46,872 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-13 16:46:46,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:46:46,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:46,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:46,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:46,876 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:46,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 16:46:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:47,237 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:47,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 16:46:47,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:48,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 16:46:50,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:50,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-13 16:46:50,053 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-13 16:46:50,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 16:46:50,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:50,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:50,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:50,057 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:50,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 16:46:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:50,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:50,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 16:46:50,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:51,558 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:51,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 16:46:53,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:53,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2024-11-13 16:46:53,275 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-13 16:46:53,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 16:46:53,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:53,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:53,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:53,278 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:53,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 16:46:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:53,745 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:53,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 16:46:53,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:55,262 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:55,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 16:46:57,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:57,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2024-11-13 16:46:57,030 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2024-11-13 16:46:57,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 16:46:57,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:57,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:46:57,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:46:57,037 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:46:57,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 16:46:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:57,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:46:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:57,660 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 16:46:57,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:46:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:59,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 16:47:01,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2024-11-13 16:47:01,146 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2024-11-13 16:47:01,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 16:47:01,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:01,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:47:01,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:47:01,153 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:47:01,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 16:47:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:01,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:47:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:01,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 16:47:01,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:03,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 16:47:05,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2024-11-13 16:47:05,826 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2024-11-13 16:47:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:47:05,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:05,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:47:05,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:47:05,829 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:47:05,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 16:47:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:06,432 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:47:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:06,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 16:47:06,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:08,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-13 16:47:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2024-11-13 16:47:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2024-11-13 16:47:10,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 16:47:10,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:10,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:47:10,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:47:10,722 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:47:10,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 16:47:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:11,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:47:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:11,536 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-13 16:47:11,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:13,275 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:13,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 16:47:16,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2024-11-13 16:47:16,162 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2024-11-13 16:47:16,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 16:47:16,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:16,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:47:16,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:47:16,166 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:47:16,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 16:47:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:16,879 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:47:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:17,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 16:47:17,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:18,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 16:47:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:22,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2024-11-13 16:47:22,397 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2024-11-13 16:47:22,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 16:47:22,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:22,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:47:22,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:47:22,402 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:47:22,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 16:47:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:23,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:47:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:23,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-13 16:47:23,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:25,810 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:25,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 16:47:29,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 68 states and 115 transitions. [2024-11-13 16:47:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 115 transitions. [2024-11-13 16:47:29,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 16:47:29,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:29,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:47:29,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:47:29,303 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:47:29,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 16:47:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:30,152 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:47:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:30,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-13 16:47:30,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:47:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:32,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 16:47:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:35,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2024-11-13 16:47:35,532 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2024-11-13 16:47:35,533 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:47:35,533 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2024-11-13 16:47:35,544 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 16:47:37,436 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 16:47:37,437 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 16:47:37,438 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~var_19~0#1|)) (.cse2 (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (and (= (_ bv8 8) |ULTIMATE.start_main_~state_6~0#1|) (= (_ bv8 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= (_ bv15 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3 (= (_ bv15 8) |ULTIMATE.start_main_~state_6~0#1|)) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv9 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv9 8) |ULTIMATE.start_main_~state_6~0#1|)) (and (= (_ bv2 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 .cse1 .cse2 .cse3 (= (_ bv2 8) |ULTIMATE.start_main_~state_8~0#1|)) (and .cse0 .cse1 (= (_ bv5 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv5 8) |ULTIMATE.start_main_~state_6~0#1|) .cse2 .cse3) (and (= (_ bv10 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 .cse3 (= (_ bv10 8) |ULTIMATE.start_main_~state_6~0#1|)) (and .cse0 .cse1 .cse2 (= (_ bv13 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3 (= (_ bv13 8) |ULTIMATE.start_main_~state_6~0#1|)) (and .cse0 .cse1 .cse2 (= (_ bv11 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3 (= (_ bv11 8) |ULTIMATE.start_main_~state_6~0#1|)) (and .cse0 .cse1 .cse2 (= (_ bv4 8) |ULTIMATE.start_main_~state_6~0#1|) .cse3 (= (_ bv4 8) |ULTIMATE.start_main_~state_8~0#1|)) (and (= (_ bv12 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv12 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2 .cse3) (and (= (_ bv0 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2 .cse3) (and (= (_ bv1 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2 .cse3) (and (= (_ bv3 8) |ULTIMATE.start_main_~state_6~0#1|) (= (_ bv3 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 .cse3) (and (= (_ bv6 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 .cse3 (= (_ bv6 8) |ULTIMATE.start_main_~state_6~0#1|)) (and (= (_ bv14 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv14 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2 .cse3) (and (= (_ bv7 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 (= (_ bv7 8) |ULTIMATE.start_main_~state_6~0#1|) .cse3))) [2024-11-13 16:47:37,438 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 16:47:37,439 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (not (let ((.cse0 (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~var_19~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (and (not (and (= (_ bv14 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv14 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2)) (not (and .cse0 .cse1 (= (_ bv5 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv5 8) |ULTIMATE.start_main_~state_6~0#1|) .cse2)) (not (and (= (_ bv10 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 (= (_ bv10 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and (= (_ bv1 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2)) (not (and .cse0 .cse1 (= (_ bv4 8) |ULTIMATE.start_main_~state_6~0#1|) .cse2 (= (_ bv4 8) |ULTIMATE.start_main_~state_8~0#1|))) (not (and .cse0 .cse1 .cse2 (= (_ bv9 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv9 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and .cse0 .cse1 (= (_ bv11 8) |ULTIMATE.start_main_~state_8~0#1|) .cse2 (= (_ bv11 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and (= (_ bv0 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2)) (not (and (= (_ bv2 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 .cse1 .cse2 (= (_ bv2 8) |ULTIMATE.start_main_~state_8~0#1|))) (not (and (= (_ bv8 8) |ULTIMATE.start_main_~state_6~0#1|) (= (_ bv8 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2)) (not (and .cse0 .cse1 (= (_ bv15 8) |ULTIMATE.start_main_~state_8~0#1|) .cse2 (= (_ bv15 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and (= (_ bv12 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv12 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2)) (not (and (= (_ bv3 8) |ULTIMATE.start_main_~state_6~0#1|) (= (_ bv3 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2)) (not (and (= (_ bv6 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 (= (_ bv6 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and (= (_ bv7 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 (= (_ bv7 8) |ULTIMATE.start_main_~state_6~0#1|) .cse2)) (not (and .cse0 .cse1 (= (_ bv13 8) |ULTIMATE.start_main_~state_8~0#1|) .cse2 (= (_ bv13 8) |ULTIMATE.start_main_~state_6~0#1|)))))) [2024-11-13 16:47:37,439 INFO L77 FloydHoareUtils]: At program point L47-1(lines 47 152) the Hoare annotation is: (not (let ((.cse0 (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~var_19~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (and (not (and (= (_ bv14 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv14 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2)) (not (and .cse0 .cse1 (= (_ bv5 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv5 8) |ULTIMATE.start_main_~state_6~0#1|) .cse2)) (not (and (= (_ bv10 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 (= (_ bv10 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and (= (_ bv1 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2)) (not (and .cse0 .cse1 (= (_ bv4 8) |ULTIMATE.start_main_~state_6~0#1|) .cse2 (= (_ bv4 8) |ULTIMATE.start_main_~state_8~0#1|))) (not (and .cse0 .cse1 .cse2 (= (_ bv9 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv9 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and .cse0 .cse1 (= (_ bv11 8) |ULTIMATE.start_main_~state_8~0#1|) .cse2 (= (_ bv11 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and (= (_ bv0 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2)) (not (and (= (_ bv2 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 .cse1 .cse2 (= (_ bv2 8) |ULTIMATE.start_main_~state_8~0#1|))) (not (and (= (_ bv8 8) |ULTIMATE.start_main_~state_6~0#1|) (= (_ bv8 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2)) (not (and .cse0 .cse1 (= (_ bv15 8) |ULTIMATE.start_main_~state_8~0#1|) .cse2 (= (_ bv15 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and (= (_ bv12 8) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv12 8) |ULTIMATE.start_main_~state_8~0#1|) .cse1 .cse2)) (not (and (= (_ bv3 8) |ULTIMATE.start_main_~state_6~0#1|) (= (_ bv3 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2)) (not (and (= (_ bv6 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 .cse2 (= (_ bv6 8) |ULTIMATE.start_main_~state_6~0#1|))) (not (and (= (_ bv7 8) |ULTIMATE.start_main_~state_8~0#1|) .cse0 .cse1 (= (_ bv7 8) |ULTIMATE.start_main_~state_6~0#1|) .cse2)) (not (and .cse0 .cse1 (= (_ bv13 8) |ULTIMATE.start_main_~state_8~0#1|) .cse2 (= (_ bv13 8) |ULTIMATE.start_main_~state_6~0#1|)))))) [2024-11-13 16:47:37,439 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:47:37,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:47:37 ImpRootNode [2024-11-13 16:47:37,469 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:47:37,469 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:47:37,469 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:47:37,470 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:47:37,471 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:46:33" (3/4) ... [2024-11-13 16:47:37,473 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:47:37,487 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 16:47:37,488 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 16:47:37,488 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 16:47:37,488 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:47:37,532 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:47:37,537 INFO L158 Benchmark]: Toolchain (without parser) took 64653.12ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 92.2MB in the beginning and 1.1GB in the end (delta: -977.9MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2024-11-13 16:47:37,537 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:37,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.23ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 78.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:47:37,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.23ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:37,538 INFO L158 Benchmark]: Boogie Preprocessor took 43.35ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 75.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:37,538 INFO L158 Benchmark]: RCFGBuilder took 526.80ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 54.1MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:47:37,539 INFO L158 Benchmark]: CodeCheck took 63571.29ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 54.1MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-11-13 16:47:37,540 INFO L158 Benchmark]: Witness Printer took 66.90ms. Allocated memory is still 1.1GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:37,542 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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 61.6s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1507 SdHoareTripleChecker+Valid, 17.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1360 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 15.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2089 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5485 IncrementalHoareTripleChecker+Invalid, 7574 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2089 mSolverCounterUnsat, 17 mSDtfsCounter, 5485 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5009 GetRequests, 4402 SyntacticMatches, 383 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26100 ImplicationChecksByTransitivity, 31.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 21.3s InterpolantComputationTime, 476 NumberOfCodeBlocks, 476 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 6872 SizeOfPredicates, 97 NumberOfNonLiveVariables, 2754 ConjunctsInSsa, 620 ConjunctsInUnsatCore, 17 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2312 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: !(((((((((((((((!(((((14 == state_6) && (15 == mask_SORT_4)) && (14 == state_8)) && (1 == var_19)) && (1 == mask_SORT_1)) && !(((((15 == mask_SORT_4) && (1 == var_19)) && (5 == state_8)) && (5 == state_6)) && (1 == mask_SORT_1))) && !(((((10 == state_8) && (15 == mask_SORT_4)) && (1 == var_19)) && (1 == mask_SORT_1)) && (10 == state_6))) && !(((((1 == state_6) && (15 == mask_SORT_4)) && (1 == state_8)) && (1 == var_19)) && (1 == mask_SORT_1))) && !(((((15 == mask_SORT_4) && (1 == var_19)) && (4 == state_6)) && (1 == mask_SORT_1)) && (4 == state_8))) && !(((((15 == mask_SORT_4) && (1 == var_19)) && (1 == mask_SORT_1)) && (9 == state_8)) && (9 == state_6))) && !(((((15 == mask_SORT_4) && (1 == var_19)) && (11 == state_8)) && (1 == mask_SORT_1)) && (11 == state_6))) && !(((((0 == state_6) && (15 == mask_SORT_4)) && (0 == state_8)) && (1 == var_19)) && (1 == mask_SORT_1))) && !(((((2 == state_6) && (15 == mask_SORT_4)) && (1 == var_19)) && (1 == mask_SORT_1)) && (2 == state_8))) && !(((((8 == state_6) && (8 == state_8)) && (15 == mask_SORT_4)) && (1 == var_19)) && (1 == mask_SORT_1))) && !(((((15 == mask_SORT_4) && (1 == var_19)) && (15 == state_8)) && (1 == mask_SORT_1)) && (15 == state_6))) && !(((((12 == state_6) && (15 == mask_SORT_4)) && (12 == state_8)) && (1 == var_19)) && (1 == mask_SORT_1))) && !(((((3 == state_6) && (3 == state_8)) && (15 == mask_SORT_4)) && (1 == var_19)) && (1 == mask_SORT_1))) && !(((((6 == state_8) && (15 == mask_SORT_4)) && (1 == var_19)) && (1 == mask_SORT_1)) && (6 == state_6))) && !(((((7 == state_8) && (15 == mask_SORT_4)) && (1 == var_19)) && (7 == state_6)) && (1 == mask_SORT_1))) && !(((((15 == mask_SORT_4) && (1 == var_19)) && (13 == state_8)) && (1 == mask_SORT_1)) && (13 == state_6))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.23ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 78.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.23ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.35ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 75.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 526.80ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 54.1MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 63571.29ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 54.1MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Witness Printer took 66.90ms. Allocated memory is still 1.1GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:47:37,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d733967c-a037-4e50-be8b-2553135429ef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null