./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.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_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/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_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/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_1d525063-901d-4875-9d32-1c1fccfaa78f/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 c5bb4b6db3be7469bba16ff1237241cecead681776b8c45083fcc28616dd8556 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:35:55,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:35:55,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:35:55,326 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:35:55,326 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:35:55,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:35:55,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:35:55,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:35:55,352 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:35:55,352 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:35:55,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:35:55,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:35:55,353 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:35:55,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:35:55,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:35:55,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:35:55,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:35:55,354 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:35:55,354 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:35:55,354 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:35:55,354 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:35:55,354 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:35:55,355 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:35:55,355 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:35:55,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:35:55,355 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:35:55,355 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:35:55,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:35:55,356 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:35:55,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:35:55,356 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_1d525063-901d-4875-9d32-1c1fccfaa78f/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 -> c5bb4b6db3be7469bba16ff1237241cecead681776b8c45083fcc28616dd8556 [2024-11-13 21:35:55,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:35:55,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:35:55,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:35:55,695 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:35:55,696 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:35:55,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 21:35:57,752 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:35:58,020 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:35:58,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c [2024-11-13 21:35:58,031 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/data/cf90ced37/f8e241c073634748b54578bfe0238c01/FLAG07b091bc0 [2024-11-13 21:35:58,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/data/cf90ced37/f8e241c073634748b54578bfe0238c01 [2024-11-13 21:35:58,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:35:58,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:35:58,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:35:58,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:35:58,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:35:58,064 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:58,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6afabd79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58, skipping insertion in model container [2024-11-13 21:35:58,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:58,106 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:35:58,291 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_1d525063-901d-4875-9d32-1c1fccfaa78f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c[1173,1186] [2024-11-13 21:35:58,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:35:58,476 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:35:58,497 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_1d525063-901d-4875-9d32-1c1fccfaa78f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c[1173,1186] [2024-11-13 21:35:58,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:35:58,675 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:35:58,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58 WrapperNode [2024-11-13 21:35:58,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:35:58,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:35:58,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:35:58,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:35:58,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:58,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,011 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1644 [2024-11-13 21:35:59,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:35:59,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:35:59,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:35:59,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:35:59,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,174 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,216 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:35:59,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:35:59,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:35:59,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:35:59,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:35:58" (1/1) ... [2024-11-13 21:35:59,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:35:59,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:35:59,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:35:59,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:35:59,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:35:59,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:35:59,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:35:59,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:35:59,598 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:35:59,601 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:36:02,533 INFO L? ?]: Removed 857 outVars from TransFormulas that were not future-live. [2024-11-13 21:36:02,533 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:36:06,382 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:36:06,382 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:36:06,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:06 BoogieIcfgContainer [2024-11-13 21:36:06,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:36:06,386 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:36:06,386 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:36:06,398 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:36:06,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:06" (1/1) ... [2024-11-13 21:36:06,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:36:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:06,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:36:06,481 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:36:06,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:36:06,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:06,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:36:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:07,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:36:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:08,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:36:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:36:08,577 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:36:08,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:36:08 ImpRootNode [2024-11-13 21:36:08,633 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:36:08,634 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:36:08,634 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:36:08,634 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:36:08,635 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:06" (3/4) ... [2024-11-13 21:36:08,640 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:36:08,641 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:36:08,643 INFO L158 Benchmark]: Toolchain (without parser) took 10587.51ms. Allocated memory was 117.4MB in the beginning and 411.0MB in the end (delta: 293.6MB). Free memory was 90.8MB in the beginning and 184.6MB in the end (delta: -93.8MB). Peak memory consumption was 204.4MB. Max. memory is 16.1GB. [2024-11-13 21:36:08,643 INFO L158 Benchmark]: CDTParser took 1.03ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:08,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 619.93ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 64.2MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:36:08,645 INFO L158 Benchmark]: Boogie Procedure Inliner took 334.83ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 67.6MB in the end (delta: -3.4MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2024-11-13 21:36:08,645 INFO L158 Benchmark]: Boogie Preprocessor took 286.59ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 59.0MB in the end (delta: 8.6MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2024-11-13 21:36:08,646 INFO L158 Benchmark]: RCFGBuilder took 7085.01ms. Allocated memory was 117.4MB in the beginning and 411.0MB in the end (delta: 293.6MB). Free memory was 59.0MB in the beginning and 302.3MB in the end (delta: -243.3MB). Peak memory consumption was 252.8MB. Max. memory is 16.1GB. [2024-11-13 21:36:08,652 INFO L158 Benchmark]: CodeCheck took 2247.16ms. Allocated memory is still 411.0MB. Free memory was 302.3MB in the beginning and 184.6MB in the end (delta: 117.7MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2024-11-13 21:36:08,653 INFO L158 Benchmark]: Witness Printer took 6.95ms. Allocated memory is still 411.0MB. Free memory is still 184.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:36:08,658 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 109, overapproximation of bitwiseOr at line 102, overapproximation of bitwiseAnd at line 87, overapproximation of bitwiseAnd at line 53. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 5); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (5 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_3 var_5 = 0; [L39] const SORT_1 var_12 = 0; [L40] const SORT_4 var_27 = 749; [L41] const SORT_3 var_28 = 1; [L42] const SORT_3 var_30 = 0; [L43] const SORT_4 var_32 = 16; [L44] const SORT_4 var_79 = 400; [L46] SORT_1 input_37; [L47] SORT_1 input_38; [L48] SORT_1 input_43; [L49] SORT_1 input_48; [L50] SORT_1 input_52; [L51] SORT_1 input_57; [L53] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L53] SORT_3 state_6 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L54] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L54] SORT_3 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L55] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L55] SORT_3 state_10 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L56] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L56] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L57] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L58] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L58] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L59] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L60] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L61] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L62] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_3 init_7_arg_1 = var_5; [L65] state_6 = init_7_arg_1 [L66] SORT_3 init_9_arg_1 = var_5; [L67] state_8 = init_9_arg_1 [L68] SORT_3 init_11_arg_1 = var_5; [L69] state_10 = init_11_arg_1 [L70] SORT_1 init_14_arg_1 = var_12; [L71] state_13 = init_14_arg_1 [L72] SORT_1 init_16_arg_1 = var_12; [L73] state_15 = init_16_arg_1 [L74] SORT_1 init_18_arg_1 = var_12; [L75] state_17 = init_18_arg_1 [L76] SORT_1 init_20_arg_1 = var_12; [L77] state_19 = init_20_arg_1 [L78] SORT_1 init_22_arg_1 = var_12; [L79] state_21 = init_22_arg_1 [L80] SORT_1 init_24_arg_1 = var_12; [L81] state_23 = init_24_arg_1 [L82] SORT_1 init_26_arg_1 = var_12; [L83] state_25 = init_26_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_6=0, state_8=0, var_27=749, var_28=1, var_30=0, var_32=16, var_79=400] [L86] input_37 = __VERIFIER_nondet_uchar() [L87] EXPR input_37 & mask_SORT_1 [L87] input_37 = input_37 & mask_SORT_1 [L88] input_38 = __VERIFIER_nondet_uchar() [L89] EXPR input_38 & mask_SORT_1 [L89] input_38 = input_38 & mask_SORT_1 [L90] input_43 = __VERIFIER_nondet_uchar() [L91] EXPR input_43 & mask_SORT_1 [L91] input_43 = input_43 & mask_SORT_1 [L92] input_48 = __VERIFIER_nondet_uchar() [L93] EXPR input_48 & mask_SORT_1 [L93] input_48 = input_48 & mask_SORT_1 [L94] input_52 = __VERIFIER_nondet_uchar() [L95] EXPR input_52 & mask_SORT_1 [L95] input_52 = input_52 & mask_SORT_1 [L96] input_57 = __VERIFIER_nondet_uchar() [L97] EXPR input_57 & mask_SORT_1 [L97] input_57 = input_57 & mask_SORT_1 [L100] SORT_3 var_29_arg_0 = var_28; [L101] SORT_3 var_29_arg_1 = state_6; [L102] EXPR var_29_arg_0 ^ var_29_arg_1 [L102] SORT_3 var_29 = var_29_arg_0 ^ var_29_arg_1; [L103] SORT_3 var_31_arg_0 = var_29; [L104] SORT_3 var_31_arg_1 = var_30; [L105] EXPR ((SORT_4)var_31_arg_0 << 16) | var_31_arg_1 [L105] SORT_4 var_31 = ((SORT_4)var_31_arg_0 << 16) | var_31_arg_1; [L106] SORT_4 var_33_arg_0 = var_31; [L107] EXPR var_33_arg_0 & msb_SORT_4 [L107] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) [L107] EXPR var_33_arg_0 & mask_SORT_4 [L107] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) [L107] var_33_arg_0 = (var_33_arg_0 & msb_SORT_4) ? (var_33_arg_0 | ~mask_SORT_4) : (var_33_arg_0 & mask_SORT_4) [L108] SORT_4 var_33_arg_1 = var_32; [L109] EXPR (int)var_33_arg_0 >> var_33_arg_1 [L109] SORT_4 var_33 = (int)var_33_arg_0 >> var_33_arg_1; [L110] EXPR var_33_arg_0 & msb_SORT_4 [L110] EXPR (var_33_arg_0 & msb_SORT_4) ? (var_33 | ~(mask_SORT_4 >> var_33_arg_1)) : var_33 [L110] var_33 = (var_33_arg_0 & msb_SORT_4) ? (var_33 | ~(mask_SORT_4 >> var_33_arg_1)) : var_33 [L111] EXPR var_33 & mask_SORT_4 [L111] var_33 = var_33 & mask_SORT_4 [L112] SORT_4 var_34_arg_0 = var_27; [L113] SORT_4 var_34_arg_1 = var_33; [L114] SORT_1 var_34 = var_34_arg_0 == var_34_arg_1; [L115] SORT_1 var_35_arg_0 = ~state_25; [L116] EXPR var_35_arg_0 & mask_SORT_1 [L116] var_35_arg_0 = var_35_arg_0 & mask_SORT_1 [L117] SORT_1 var_35_arg_1 = var_34; [L118] EXPR var_35_arg_0 & var_35_arg_1 [L118] SORT_1 var_35 = var_35_arg_0 & var_35_arg_1; [L119] EXPR var_35 & mask_SORT_1 [L119] var_35 = var_35 & mask_SORT_1 [L120] SORT_1 bad_36_arg_0 = var_35; [L121] CALL __VERIFIER_assert(!(bad_36_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03ms. Allocated memory is still 83.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 619.93ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 64.2MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 334.83ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 67.6MB in the end (delta: -3.4MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 286.59ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 59.0MB in the end (delta: 8.6MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * RCFGBuilder took 7085.01ms. Allocated memory was 117.4MB in the beginning and 411.0MB in the end (delta: 293.6MB). Free memory was 59.0MB in the beginning and 302.3MB in the end (delta: -243.3MB). Peak memory consumption was 252.8MB. Max. memory is 16.1GB. * CodeCheck took 2247.16ms. Allocated memory is still 411.0MB. Free memory was 302.3MB in the beginning and 184.6MB in the end (delta: 117.7MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Witness Printer took 6.95ms. Allocated memory is still 411.0MB. Free memory is still 184.6MB. 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 21:36:08,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/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_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/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_1d525063-901d-4875-9d32-1c1fccfaa78f/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 c5bb4b6db3be7469bba16ff1237241cecead681776b8c45083fcc28616dd8556 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:36:11,618 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:36:11,747 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:36:11,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:36:11,815 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:36:11,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:36:11,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:36:11,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:36:11,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:36:11,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:36:11,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:36:11,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:36:11,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:36:11,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:36:11,817 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:36:11,817 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:36:11,817 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:36:11,817 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:36:11,817 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:36:11,817 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:36:11,818 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:36:11,818 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:36:11,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:36:11,818 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:11,818 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:36:11,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:36:11,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:36:11,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:36:11,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:36:11,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:36:11,819 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:36:11,819 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:11,819 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:36:11,819 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_1d525063-901d-4875-9d32-1c1fccfaa78f/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 -> c5bb4b6db3be7469bba16ff1237241cecead681776b8c45083fcc28616dd8556 [2024-11-13 21:36:12,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:36:12,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:36:12,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:36:12,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:36:12,186 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:36:12,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 21:36:14,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:36:14,688 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:36:14,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c [2024-11-13 21:36:14,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/data/bfb91535f/fcaf754d14f348c189dd9e8497416d29/FLAG15dc4b5ef [2024-11-13 21:36:14,746 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/data/bfb91535f/fcaf754d14f348c189dd9e8497416d29 [2024-11-13 21:36:14,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:36:14,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:36:14,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:36:14,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:36:14,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:36:14,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:36:14" (1/1) ... [2024-11-13 21:36:14,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274b4591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:14, skipping insertion in model container [2024-11-13 21:36:14,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:36:14" (1/1) ... [2024-11-13 21:36:14,832 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:36:15,099 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_1d525063-901d-4875-9d32-1c1fccfaa78f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c[1173,1186] [2024-11-13 21:36:15,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:36:15,294 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:36:15,306 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_1d525063-901d-4875-9d32-1c1fccfaa78f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.4.prop1-func-interl.c[1173,1186] [2024-11-13 21:36:15,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:36:15,418 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:36:15,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15 WrapperNode [2024-11-13 21:36:15,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:36:15,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:36:15,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:36:15,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:36:15,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,518 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 452 [2024-11-13 21:36:15,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:36:15,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:36:15,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:36:15,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:36:15,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,601 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:36:15,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:36:15,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:36:15,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:36:15,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:36:15" (1/1) ... [2024-11-13 21:36:15,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:36:15,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:36:15,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:36:15,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:36:15,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:36:15,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:36:15,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:36:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:36:15,956 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:36:15,958 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:36:16,786 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-13 21:36:16,786 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:36:16,845 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:36:16,845 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:36:16,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:16 BoogieIcfgContainer [2024-11-13 21:36:16,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:36:16,847 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:36:16,847 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:36:16,863 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:36:16,863 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:36:16" (1/1) ... [2024-11-13 21:36:16,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:36:16,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:16,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:36:16,973 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:36:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:36:16,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:16,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:16,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:16,982 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:16,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:36:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:17,324 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:17,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:36:17,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:18,211 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 21:36:18,214 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:36:18,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:18,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:36:18,403 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:36:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:36:18,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:18,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:18,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:18,408 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:18,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:36:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:18,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:19,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 21:36:19,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:34,425 WARN L286 SmtUtils]: Spent 56.18s on a formula simplification. DAG size of input: 728 DAG size of output: 507 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:37:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:37:34,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:37:47,112 WARN L286 SmtUtils]: Spent 7.84s on a formula simplification. DAG size of input: 509 DAG size of output: 363 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:37:59,685 WARN L286 SmtUtils]: Spent 6.01s on a formula simplification that was a NOOP. DAG size: 508 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:38:18,443 WARN L286 SmtUtils]: Spent 16.46s on a formula simplification. DAG size of input: 511 DAG size of output: 366 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:38:30,122 WARN L286 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 367 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:38:30,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2024-11-13 21:38:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2024-11-13 21:38:30,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:38:30,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:30,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:30,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:30,678 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:30,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d525063-901d-4875-9d32-1c1fccfaa78f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:38:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:31,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:31,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-13 21:38:31,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:21,887 WARN L286 SmtUtils]: Spent 29.55s on a formula simplification. DAG size of input: 721 DAG size of output: 580 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)