./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.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_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/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_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/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_96caa3b2-7869-4862-bd55-9018beb1f5f1/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 a9bfc0bfd402f01a909df8198af653a6c40e8b771ded2d89ed782f9da2aa5bbb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:13:04,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:13:04,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:13:04,267 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:13:04,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:13:04,287 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:13:04,288 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:13:04,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:13:04,288 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:13:04,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:13:04,289 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:13:04,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:13:04,290 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:13:04,290 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:13:04,290 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:13:04,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:13:04,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:13:04,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:13:04,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:13:04,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:13:04,291 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:13:04,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:13:04,291 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_96caa3b2-7869-4862-bd55-9018beb1f5f1/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 -> a9bfc0bfd402f01a909df8198af653a6c40e8b771ded2d89ed782f9da2aa5bbb [2024-11-13 21:13:04,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:13:04,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:13:04,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:13:04,612 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:13:04,612 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:13:04,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c Unable to find full path for "g++" [2024-11-13 21:13:06,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:13:06,710 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:13:06,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c [2024-11-13 21:13:06,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/data/6bf71316f/d38f55847c724463be882eadd5984915/FLAGb646d73bd [2024-11-13 21:13:07,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/data/6bf71316f/d38f55847c724463be882eadd5984915 [2024-11-13 21:13:07,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:13:07,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:13:07,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:13:07,059 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:13:07,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:13:07,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c635912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07, skipping insertion in model container [2024-11-13 21:13:07,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:13:07,245 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_96caa3b2-7869-4862-bd55-9018beb1f5f1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c[1439,1452] [2024-11-13 21:13:07,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:13:07,306 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:13:07,316 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_96caa3b2-7869-4862-bd55-9018beb1f5f1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c[1439,1452] [2024-11-13 21:13:07,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:13:07,344 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:13:07,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07 WrapperNode [2024-11-13 21:13:07,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:13:07,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:13:07,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:13:07,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:13:07,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,387 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 97 [2024-11-13 21:13:07,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:13:07,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:13:07,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:13:07,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:13:07,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,413 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,414 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:13:07,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:13:07,418 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:13:07,418 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:13:07,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:07" (1/1) ... [2024-11-13 21:13:07,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:13:07,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:13:07,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:13:07,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:13:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:13:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:13:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:13:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:13:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:13:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:13:07,572 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:13:07,575 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:13:07,907 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-13 21:13:07,907 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:13:08,054 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:13:08,054 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:13:08,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:13:08 BoogieIcfgContainer [2024-11-13 21:13:08,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:13:08,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:13:08,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:13:08,066 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:13:08,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:13:08" (1/1) ... [2024-11-13 21:13:08,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:13:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:08,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 21:13:08,122 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 21:13:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:13:08,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:08,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:08,837 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 21:13:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:08,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2024-11-13 21:13:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2024-11-13 21:13:08,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:13:08,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:08,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:09,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:13:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-11-13 21:13:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-11-13 21:13:09,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:13:09,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:09,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:10,597 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:13:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:11,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2024-11-13 21:13:11,475 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2024-11-13 21:13:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:13:11,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:11,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:12,218 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:13:12,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2024-11-13 21:13:12,946 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2024-11-13 21:13:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:13:12,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:12,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:13,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:13:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 36 states and 69 transitions. [2024-11-13 21:13:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2024-11-13 21:13:15,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:13:15,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:15,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:13:17,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:17,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 40 states and 86 transitions. [2024-11-13 21:13:17,245 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 86 transitions. [2024-11-13 21:13:17,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:13:17,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:17,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:18,083 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 21:13:20,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:20,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 45 states and 106 transitions. [2024-11-13 21:13:20,336 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 106 transitions. [2024-11-13 21:13:20,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:13:20,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:20,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:21,469 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:13:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 52 states and 132 transitions. [2024-11-13 21:13:24,385 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 132 transitions. [2024-11-13 21:13:24,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:13:24,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:24,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:24,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:25,485 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:13:26,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:26,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 54 states and 135 transitions. [2024-11-13 21:13:26,590 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 135 transitions. [2024-11-13 21:13:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:13:26,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:26,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 21:13:29,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:29,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 60 states and 151 transitions. [2024-11-13 21:13:29,552 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 151 transitions. [2024-11-13 21:13:29,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:13:29,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:29,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:30,691 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:13:33,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 64 states and 173 transitions. [2024-11-13 21:13:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 173 transitions. [2024-11-13 21:13:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:13:33,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:33,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:35,616 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 21:13:44,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:44,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 80 states and 239 transitions. [2024-11-13 21:13:44,252 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 239 transitions. [2024-11-13 21:13:44,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 21:13:44,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:44,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:13:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:13:44,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:13:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:13:44,754 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2024-11-13 21:13:44,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:13:44 ImpRootNode [2024-11-13 21:13:44,790 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:13:44,790 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:13:44,790 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:13:44,791 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:13:44,791 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:13:08" (3/4) ... [2024-11-13 21:13:44,794 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:13:44,795 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:13:44,796 INFO L158 Benchmark]: Toolchain (without parser) took 37738.02ms. Allocated memory was 117.4MB in the beginning and 360.7MB in the end (delta: 243.3MB). Free memory was 92.7MB in the beginning and 222.7MB in the end (delta: -130.0MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. [2024-11-13 21:13:44,796 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:13:44,796 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.87ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 80.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:13:44,797 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.40ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:13:44,797 INFO L158 Benchmark]: Boogie Preprocessor took 28.60ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:13:44,797 INFO L158 Benchmark]: RCFGBuilder took 637.54ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 45.9MB in the end (delta: 31.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:13:44,798 INFO L158 Benchmark]: CodeCheck took 36734.00ms. Allocated memory was 117.4MB in the beginning and 360.7MB in the end (delta: 243.3MB). Free memory was 45.9MB in the beginning and 222.7MB in the end (delta: -176.9MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 21:13:44,798 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 360.7MB. Free memory was 222.7MB in the beginning and 222.7MB in the end (delta: 72.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:13:44,800 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 36.7s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 554 SdHoareTripleChecker+Valid, 8.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 332 mSDsluCounter, 496 SdHoareTripleChecker+Invalid, 7.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 350 mSDsCounter, 639 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2823 IncrementalHoareTripleChecker+Invalid, 3462 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 639 mSolverCounterUnsat, 146 mSDtfsCounter, 2823 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3319 GetRequests, 2997 SyntacticMatches, 66 SemanticMatches, 256 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31786 ImplicationChecksByTransitivity, 25.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 406 NumberOfCodeBlocks, 406 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 343 ConstructedInterpolants, 0 QuantifiedInterpolants, 3111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 404/513 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: 29]: 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 bitwiseAnd at line 45, overapproximation of bitwiseAnd at line 68, overapproximation of bitwiseAnd at line 76. Possible FailurePath: [L34] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 4); [L35] const SORT_1 msb_SORT_1 = (SORT_1)1 << (4 - 1); [L37] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 1); [L38] const SORT_12 msb_SORT_12 = (SORT_12)1 << (1 - 1); [L40] const SORT_1 var_2 = 1; [L41] const SORT_1 var_11 = mask_SORT_1; [L42] const SORT_1 var_16 = 3; [L45] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L45] SORT_1 state_3 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L46] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L46] SORT_1 state_4 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] SORT_1 init_5_arg_1 = var_2; [L49] state_3 = init_5_arg_1 [L50] SORT_1 init_6_arg_1 = var_2; [L51] state_4 = init_6_arg_1 VAL [mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] EXPR var_18_arg_0 & var_18_arg_1 [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] EXPR var_18 & mask_SORT_12 [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] EXPR var_7 & mask_SORT_1 [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=2, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=2, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] EXPR var_18_arg_0 & var_18_arg_1 [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] EXPR var_18 & mask_SORT_12 [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=2, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=2, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] EXPR var_7 & mask_SORT_1 [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=2, state_4=3, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=2, state_4=3, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] EXPR var_18_arg_0 & var_18_arg_1 [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] EXPR var_18 & mask_SORT_12 [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=2, state_4=3, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=2, state_4=3, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] EXPR var_7 & mask_SORT_1 [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=6, state_4=4, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=6, state_4=4, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] EXPR var_18_arg_0 & var_18_arg_1 [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] EXPR var_18 & mask_SORT_12 [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=1, mask_SORT_12=1, mask_SORT_1=15, state_3=6, state_4=4, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=0] [L29] COND TRUE !(cond) VAL [\old(cond)=0] [L29] reach_error() VAL [\old(cond)=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.87ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 80.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.40ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.60ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 637.54ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 45.9MB in the end (delta: 31.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 36734.00ms. Allocated memory was 117.4MB in the beginning and 360.7MB in the end (delta: 243.3MB). Free memory was 45.9MB in the beginning and 222.7MB in the end (delta: -176.9MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 360.7MB. Free memory was 222.7MB in the beginning and 222.7MB in the end (delta: 72.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:13:44,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/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_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/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_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/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_96caa3b2-7869-4862-bd55-9018beb1f5f1/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 a9bfc0bfd402f01a909df8198af653a6c40e8b771ded2d89ed782f9da2aa5bbb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:13:47,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:13:47,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:13:47,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:13:47,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:13:47,394 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:13:47,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:13:47,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:13:47,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:13:47,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:13:47,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:13:47,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:13:47,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:13:47,395 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:13:47,395 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:13:47,395 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:13:47,396 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:13:47,396 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:13:47,396 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:13:47,396 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:13:47,396 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:13:47,396 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:13:47,397 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:13:47,397 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:47,397 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:13:47,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:13:47,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:13:47,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:13:47,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:13:47,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:13:47,398 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:13:47,398 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:47,398 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:13:47,398 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_96caa3b2-7869-4862-bd55-9018beb1f5f1/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 -> a9bfc0bfd402f01a909df8198af653a6c40e8b771ded2d89ed782f9da2aa5bbb [2024-11-13 21:13:47,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:13:47,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:13:47,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:13:47,719 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:13:47,720 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:13:47,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c Unable to find full path for "g++" [2024-11-13 21:13:49,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:13:50,079 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:13:50,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c [2024-11-13 21:13:50,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/data/fc9230122/be88f381ee48472c9451441616e875cf/FLAG5409a1316 [2024-11-13 21:13:50,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/data/fc9230122/be88f381ee48472c9451441616e875cf [2024-11-13 21:13:50,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:13:50,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:13:50,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:13:50,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:13:50,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:13:50,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5c8c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50, skipping insertion in model container [2024-11-13 21:13:50,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,146 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:13:50,305 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_96caa3b2-7869-4862-bd55-9018beb1f5f1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c[1439,1452] [2024-11-13 21:13:50,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:13:50,364 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:13:50,377 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_96caa3b2-7869-4862-bd55-9018beb1f5f1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.factorial4even.c[1439,1452] [2024-11-13 21:13:50,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:13:50,420 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:13:50,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50 WrapperNode [2024-11-13 21:13:50,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:13:50,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:13:50,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:13:50,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:13:50,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,433 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,450 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2024-11-13 21:13:50,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:13:50,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:13:50,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:13:50,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:13:50,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,470 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:13:50,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:13:50,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:13:50,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:13:50,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:13:50,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:13:50,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:13:50,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:13:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:13:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:13:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:13:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:13:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:13:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:13:50,592 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:13:50,594 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:13:50,739 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 21:13:50,739 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:13:50,796 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:13:50,797 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:13:50,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:13:50 BoogieIcfgContainer [2024-11-13 21:13:50,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:13:50,798 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:13:50,799 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:13:50,812 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:13:50,812 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:13:50" (1/1) ... [2024-11-13 21:13:50,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:13:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:50,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-13 21:13:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-13 21:13:50,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:13:50,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:50,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:50,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:50,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:50,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:13:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:50,982 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:51,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:13:51,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:51,229 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 21:13:51,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:13:51,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:51,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2024-11-13 21:13:51,391 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2024-11-13 21:13:51,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:13:51,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:51,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:51,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:51,398 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:51,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:13:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:51,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:51,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:13:51,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:13:51,770 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:13:51,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:13:52,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:52,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-13 21:13:52,431 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-13 21:13:52,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:13:52,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:52,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:52,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:52,436 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:52,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:13:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:52,534 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:52,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:13:52,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:13:52,815 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:13:52,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:13:53,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:53,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2024-11-13 21:13:53,839 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2024-11-13 21:13:53,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 21:13:53,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:53,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:53,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:53,844 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:53,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:13:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:53,957 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:53,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:13:53,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:54,287 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:13:54,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 21:13:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2024-11-13 21:13:55,382 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2024-11-13 21:13:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:13:55,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:55,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:55,387 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:55,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:13:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:55,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:55,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:13:55,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:55,853 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 21:13:55,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:13:57,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2024-11-13 21:13:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2024-11-13 21:13:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:13:57,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:57,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:57,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:57,218 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:57,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:13:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:57,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:13:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:57,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:13:57,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 26 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 21:13:57,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:13:59,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2024-11-13 21:13:59,856 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2024-11-13 21:13:59,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:13:59,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:59,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:13:59,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:13:59,860 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:13:59,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:13:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:59,989 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:00,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:14:00,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:00,397 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 37 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 21:14:00,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:14:02,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2024-11-13 21:14:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2024-11-13 21:14:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 21:14:02,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:02,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:02,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:02,471 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:02,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:14:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:02,610 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:02,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:14:02,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:03,189 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 13 proven. 43 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-13 21:14:03,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:14:04,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:04,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 53 states and 104 transitions. [2024-11-13 21:14:04,317 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 104 transitions. [2024-11-13 21:14:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 21:14:04,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:04,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:04,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:04,321 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:04,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:14:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:04,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:04,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:14:04,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 15 proven. 60 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-13 21:14:04,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:14:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:07,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 59 states and 118 transitions. [2024-11-13 21:14:07,422 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 118 transitions. [2024-11-13 21:14:07,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 21:14:07,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:07,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:07,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:07,429 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:07,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:14:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:07,597 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:07,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 21:14:07,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:08,390 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 17 proven. 60 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2024-11-13 21:14:08,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:14:09,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:09,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 62 states and 124 transitions. [2024-11-13 21:14:09,483 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 124 transitions. [2024-11-13 21:14:09,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-13 21:14:09,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:09,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:09,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:09,489 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:09,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:14:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:09,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:09,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:14:09,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:10,185 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 19 proven. 88 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-13 21:14:10,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 21:14:13,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 68 states and 138 transitions. [2024-11-13 21:14:13,078 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 138 transitions. [2024-11-13 21:14:13,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 21:14:13,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:13,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:13,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:13,081 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:13,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:14:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:13,314 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:13,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:14:13,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:14,378 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 21 proven. 77 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2024-11-13 21:14:14,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:14:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 71 states and 143 transitions. [2024-11-13 21:14:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 143 transitions. [2024-11-13 21:14:15,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:14:15,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:15,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:15,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:15,775 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:15,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:14:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:16,001 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:16,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:14:16,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:16,666 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 23 proven. 121 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-11-13 21:14:16,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:14:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 77 states and 157 transitions. [2024-11-13 21:14:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 157 transitions. [2024-11-13 21:14:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 21:14:19,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:19,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:19,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:19,981 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:19,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:14:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:20,228 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:20,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:14:20,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:21,562 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 25 proven. 94 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-11-13 21:14:21,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 21:14:22,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:22,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 80 states and 163 transitions. [2024-11-13 21:14:22,934 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 163 transitions. [2024-11-13 21:14:22,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 21:14:22,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:22,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:22,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:22,939 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:22,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:14:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:23,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:23,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 21:14:23,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:24,002 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 27 proven. 159 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-13 21:14:24,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 21:14:27,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:27,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 86 states and 177 transitions. [2024-11-13 21:14:27,798 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 177 transitions. [2024-11-13 21:14:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-13 21:14:27,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:27,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:27,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:27,803 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:27,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:14:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:28,097 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:28,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 21:14:28,168 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 29 proven. 111 refuted. 0 times theorem prover too weak. 443 trivial. 0 not checked. [2024-11-13 21:14:29,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 21:14:31,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 89 states and 182 transitions. [2024-11-13 21:14:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 182 transitions. [2024-11-13 21:14:31,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-13 21:14:31,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:31,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:31,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:31,440 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:31,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:14:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:31,760 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:31,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:14:31,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:32,554 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 31 proven. 202 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-13 21:14:32,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:14:36,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 95 states and 196 transitions. [2024-11-13 21:14:36,864 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 196 transitions. [2024-11-13 21:14:36,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-13 21:14:36,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:36,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:36,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:36,871 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:36,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:14:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:37,207 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:37,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:14:37,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:39,063 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 33 proven. 128 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2024-11-13 21:14:39,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 21:14:40,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 98 states and 202 transitions. [2024-11-13 21:14:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 202 transitions. [2024-11-13 21:14:40,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-13 21:14:40,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:40,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:40,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:40,820 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:40,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:14:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:41,207 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:41,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:14:41,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:42,113 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 35 proven. 250 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-13 21:14:42,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-13 21:14:47,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 104 states and 216 transitions. [2024-11-13 21:14:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 216 transitions. [2024-11-13 21:14:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-13 21:14:47,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:47,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:47,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:47,082 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:47,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:14:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:47,469 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:47,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:14:47,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:14:50,980 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 40 proven. 128 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2024-11-13 21:14:50,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:14:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 107 states and 221 transitions. [2024-11-13 21:14:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 221 transitions. [2024-11-13 21:14:58,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-13 21:14:58,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:58,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:14:58,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:14:58,835 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:14:58,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:14:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:59,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:14:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:59,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:14:59,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:00,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1045 backedges. 39 proven. 303 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-13 21:15:00,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 21:15:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 113 states and 235 transitions. [2024-11-13 21:15:05,753 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 235 transitions. [2024-11-13 21:15:05,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-13 21:15:05,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:05,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:05,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:05,756 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:05,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:15:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:06,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:06,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:15:06,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:10,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1147 backedges. 44 proven. 143 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2024-11-13 21:15:10,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 21:15:15,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:15,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 116 states and 241 transitions. [2024-11-13 21:15:15,835 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 241 transitions. [2024-11-13 21:15:15,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 21:15:15,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:15,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:15,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:15,839 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:15,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 21:15:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:16,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:16,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:15:16,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 43 proven. 361 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-13 21:15:17,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 21:15:23,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:23,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 122 states and 255 transitions. [2024-11-13 21:15:23,474 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 255 transitions. [2024-11-13 21:15:23,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-13 21:15:23,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:23,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:23,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:23,480 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:23,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 21:15:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:23,998 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:24,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:15:24,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:25,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 48 proven. 158 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2024-11-13 21:15:25,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-13 21:15:33,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:33,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 125 states and 260 transitions. [2024-11-13 21:15:33,109 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 260 transitions. [2024-11-13 21:15:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-13 21:15:33,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:33,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:33,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:33,116 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:33,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 21:15:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:33,664 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:33,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 21:15:33,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:34,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 47 proven. 424 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-13 21:15:34,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-13 21:15:41,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:41,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 131 states and 274 transitions. [2024-11-13 21:15:41,646 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 274 transitions. [2024-11-13 21:15:41,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-13 21:15:41,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:41,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:41,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:41,652 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:41,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 21:15:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:42,241 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:42,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:15:42,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:46,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1628 backedges. 52 proven. 173 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2024-11-13 21:15:46,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 21:15:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 134 states and 280 transitions. [2024-11-13 21:15:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 280 transitions. [2024-11-13 21:15:52,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-13 21:15:52,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:52,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:15:52,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:15:52,446 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:15:52,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 21:15:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:53,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:15:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:53,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 21:15:53,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:15:54,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1768 backedges. 51 proven. 492 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-13 21:15:54,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 21:16:01,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:01,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 140 states and 294 transitions. [2024-11-13 21:16:01,624 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 294 transitions. [2024-11-13 21:16:01,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 21:16:01,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:01,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:16:01,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:16:01,627 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:16:01,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 21:16:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:02,319 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:16:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:02,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:16:02,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:16:06,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1900 backedges. 56 proven. 188 refuted. 0 times theorem prover too weak. 1656 trivial. 0 not checked. [2024-11-13 21:16:06,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 21:16:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 143 states and 299 transitions. [2024-11-13 21:16:15,817 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 299 transitions. [2024-11-13 21:16:15,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-13 21:16:15,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:15,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:16:15,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:16:15,820 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:16:15,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 21:16:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:16:16,666 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:16:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:16:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:16:17,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:16:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:16:17,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 21:16:17,475 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 29 iterations. [2024-11-13 21:16:17,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:16:17 ImpRootNode [2024-11-13 21:16:17,553 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:16:17,554 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:16:17,554 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:16:17,554 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:16:17,555 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:13:50" (3/4) ... [2024-11-13 21:16:17,555 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:16:17,648 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:16:17,648 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:16:17,649 INFO L158 Benchmark]: Toolchain (without parser) took 147531.54ms. Allocated memory was 83.9MB in the beginning and 587.2MB in the end (delta: 503.3MB). Free memory was 60.7MB in the beginning and 445.8MB in the end (delta: -385.1MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. [2024-11-13 21:16:17,649 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory was 64.3MB in the beginning and 64.3MB in the end (delta: 37.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:17,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.89ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 48.5MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:16:17,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.16ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:17,650 INFO L158 Benchmark]: Boogie Preprocessor took 21.19ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:16:17,651 INFO L158 Benchmark]: RCFGBuilder took 324.57ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 32.9MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:16:17,651 INFO L158 Benchmark]: CodeCheck took 146755.10ms. Allocated memory was 83.9MB in the beginning and 587.2MB in the end (delta: 503.3MB). Free memory was 32.9MB in the beginning and 458.4MB in the end (delta: -425.6MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2024-11-13 21:16:17,651 INFO L158 Benchmark]: Witness Printer took 94.21ms. Allocated memory is still 587.2MB. Free memory was 458.4MB in the beginning and 445.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:16:17,653 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 146.6s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3730 SdHoareTripleChecker+Valid, 61.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3382 mSDsluCounter, 302 SdHoareTripleChecker+Invalid, 57.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 54 mSDsCounter, 5314 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17174 IncrementalHoareTripleChecker+Invalid, 22488 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5314 mSolverCounterUnsat, 248 mSDtfsCounter, 17174 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18221 GetRequests, 16842 SyntacticMatches, 903 SemanticMatches, 476 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123979 ImplicationChecksByTransitivity, 118.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 34.4s InterpolantComputationTime, 2806 NumberOfCodeBlocks, 2806 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 2590 ConstructedInterpolants, 201 QuantifiedInterpolants, 13728 SizeOfPredicates, 168 NumberOfNonLiveVariables, 6314 ConjunctsInSsa, 531 ConjunctsInUnsatCore, 28 InterpolantComputations, 1 PerfectInterpolantSequences, 14183/18046 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 - CounterExampleResult [Line: 29]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L34] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 4); [L35] const SORT_1 msb_SORT_1 = (SORT_1)1 << (4 - 1); [L37] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 1); [L38] const SORT_12 msb_SORT_12 = (SORT_12)1 << (1 - 1); [L40] const SORT_1 var_2 = 1; [L41] const SORT_1 var_11 = mask_SORT_1; [L42] const SORT_1 var_16 = 3; [L45] SORT_1 state_3 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L46] SORT_1 state_4 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] SORT_1 init_5_arg_1 = var_2; [L49] state_3 = init_5_arg_1 [L50] SORT_1 init_6_arg_1 = var_2; [L51] state_4 = init_6_arg_1 VAL [mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=1, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=2, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=2, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=2, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=1, state_4=2, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=2, state_4=3, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=2, state_4=3, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=2, state_4=3, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=2, state_4=3, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=6, state_4=4, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=6, state_4=4, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=6, state_4=4, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=6, state_4=4, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=24, state_4=5, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=24, state_4=5, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=24, state_4=5, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=24, state_4=5, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=120, state_4=6, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=120, state_4=6, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=120, state_4=6, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=120, state_4=6, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-48, state_4=7, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-48, state_4=7, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-48, state_4=7, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-48, state_4=7, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-80, state_4=8, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-80, state_4=8, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-80, state_4=8, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-80, state_4=8, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-128, state_4=9, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-128, state_4=9, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-128, state_4=9, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-128, state_4=9, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-128, state_4=10, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-128, state_4=10, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-128, state_4=10, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=-128, state_4=10, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=11, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=11, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=11, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=11, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=12, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=12, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=12, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=12, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=13, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=13, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=13, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=13, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=14, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L60] RET __VERIFIER_assert(!(bad_14_arg_0)) VAL [bad_14_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=14, var_11=15, var_16=3, var_2=1] [L61] SORT_1 var_17_arg_0 = state_4; [L62] SORT_1 var_17_arg_1 = var_16; [L63] SORT_12 var_17 = var_17_arg_0 > var_17_arg_1; [L64] SORT_1 var_15_arg_0 = state_3; [L65] SORT_12 var_15 = var_15_arg_0 >> 0; [L66] SORT_12 var_18_arg_0 = var_17; [L67] SORT_12 var_18_arg_1 = var_15; [L68] SORT_12 var_18 = var_18_arg_0 & var_18_arg_1; [L69] var_18 = var_18 & mask_SORT_12 [L70] SORT_12 bad_19_arg_0 = var_18; VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=14, var_11=15, var_16=3, var_2=1] [L71] CALL __VERIFIER_assert(!(bad_19_arg_0)) VAL [\old(cond)=1] [L29] COND FALSE !(!(cond)) VAL [\old(cond)=1] [L71] RET __VERIFIER_assert(!(bad_19_arg_0)) VAL [bad_14_arg_0=0, bad_19_arg_0=0, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=14, var_11=15, var_16=3, var_2=1] [L73] SORT_1 var_7_arg_0 = state_4; [L74] SORT_1 var_7_arg_1 = var_2; [L75] SORT_1 var_7 = var_7_arg_0 + var_7_arg_1; [L76] var_7 = var_7 & mask_SORT_1 [L77] SORT_1 next_9_arg_1 = var_7; [L78] SORT_1 var_8_arg_0 = state_3; [L79] SORT_1 var_8_arg_1 = state_4; [L80] SORT_1 var_8 = var_8_arg_0 * var_8_arg_1; [L81] SORT_1 next_10_arg_1 = var_8; [L83] state_4 = next_9_arg_1 [L84] state_3 = next_10_arg_1 [L56] SORT_1 var_13_arg_0 = state_4; [L57] SORT_1 var_13_arg_1 = var_11; [L58] SORT_12 var_13 = var_13_arg_0 == var_13_arg_1; [L59] SORT_12 bad_14_arg_0 = var_13; VAL [bad_14_arg_0=1, mask_SORT_12=1, mask_SORT_1=15, state_3=0, state_4=15, var_11=15, var_16=3, var_2=1] [L60] CALL __VERIFIER_assert(!(bad_14_arg_0)) VAL [\old(cond)=0] [L29] COND TRUE !(cond) VAL [\old(cond)=0] [L29] reach_error() VAL [\old(cond)=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory was 64.3MB in the beginning and 64.3MB in the end (delta: 37.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.89ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 48.5MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.16ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.19ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 324.57ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 32.9MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 146755.10ms. Allocated memory was 83.9MB in the beginning and 587.2MB in the end (delta: 503.3MB). Free memory was 32.9MB in the beginning and 458.4MB in the end (delta: -425.6MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. * Witness Printer took 94.21ms. Allocated memory is still 587.2MB. Free memory was 458.4MB in the beginning and 445.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:16:17,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96caa3b2-7869-4862-bd55-9018beb1f5f1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE