./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3 --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 7631e780ab762af7049f4f894b74af417e60ccfcde47865ef4ca17d480eda758 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:24:34,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:24:34,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 02:24:34,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:24:34,098 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:24:34,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:24:34,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:24:34,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:24:34,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:24:34,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:24:34,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:24:34,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:24:34,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:24:34,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:24:34,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:24:34,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:24:34,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:24:34,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:24:34,132 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:24:34,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:24:34,132 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:24:34,132 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:24:34,133 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:24:34,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:24:34,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:24:34,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:24:34,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:24:34,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:24:34,134 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:24:34,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:24:34,138 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_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7631e780ab762af7049f4f894b74af417e60ccfcde47865ef4ca17d480eda758 [2024-11-25 02:24:34,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:24:34,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:24:34,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:24:34,566 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:24:34,567 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:24:34,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c [2024-11-25 02:24:37,641 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data/0549eace7/4fc9e9fc26b24e78863d005b1bbea16f/FLAG0253caf22 [2024-11-25 02:24:37,984 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:24:37,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c [2024-11-25 02:24:37,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data/0549eace7/4fc9e9fc26b24e78863d005b1bbea16f/FLAG0253caf22 [2024-11-25 02:24:38,024 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data/0549eace7/4fc9e9fc26b24e78863d005b1bbea16f [2024-11-25 02:24:38,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:24:38,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:24:38,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:24:38,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:24:38,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:24:38,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8fe8ea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38, skipping insertion in model container [2024-11-25 02:24:38,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,068 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:24:38,245 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_b6588531-4129-4633-aa42-dacbafe9d598/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c[1245,1258] [2024-11-25 02:24:38,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:24:38,328 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:24:38,339 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_b6588531-4129-4633-aa42-dacbafe9d598/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c[1245,1258] [2024-11-25 02:24:38,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:24:38,393 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:24:38,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38 WrapperNode [2024-11-25 02:24:38,394 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:24:38,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:24:38,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:24:38,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:24:38,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,480 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 303 [2024-11-25 02:24:38,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:24:38,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:24:38,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:24:38,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:24:38,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,518 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:24:38,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:24:38,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:24:38,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:24:38,564 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:38" (1/1) ... [2024-11-25 02:24:38,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:24:38,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:24:38,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:24:38,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:24:38,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:24:38,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:24:38,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:24:38,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:24:38,759 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:24:38,762 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:24:39,428 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-25 02:24:39,428 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:24:39,904 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:24:39,905 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:24:39,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:24:39 BoogieIcfgContainer [2024-11-25 02:24:39,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:24:39,906 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:24:39,906 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:24:39,937 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:24:39,939 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:24:39" (1/1) ... [2024-11-25 02:24:39,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:24:39,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:40,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:24:40,009 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:24:40,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:24:40,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:40,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:24:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:24:40,343 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:24:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:24:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:24:40,661 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:24:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:24:40,792 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 02:24:40,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:24:40 ImpRootNode [2024-11-25 02:24:40,828 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:24:40,831 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:24:40,831 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:24:40,832 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:24:40,832 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:24:39" (3/4) ... [2024-11-25 02:24:40,835 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 02:24:40,836 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:24:40,837 INFO L158 Benchmark]: Toolchain (without parser) took 2806.33ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 72.2MB in the end (delta: 46.9MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2024-11-25 02:24:40,838 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:40,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.93ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 104.5MB in the end (delta: 14.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:24:40,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.40ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 97.8MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:24:40,842 INFO L158 Benchmark]: Boogie Preprocessor took 78.08ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 95.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:24:40,843 INFO L158 Benchmark]: RCFGBuilder took 1345.22ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 48.6MB in the end (delta: 46.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-25 02:24:40,843 INFO L158 Benchmark]: CodeCheck took 922.58ms. Allocated memory is still 142.6MB. Free memory was 48.6MB in the beginning and 72.2MB in the end (delta: -23.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:40,845 INFO L158 Benchmark]: Witness Printer took 5.72ms. Allocated memory is still 142.6MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:40,847 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: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s 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, ConComCheckerStatistics: 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 bitwiseOr at line 92, overapproximation of bitwiseAnd at line 45, overapproximation of bitwiseAnd at line 61. 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_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 2); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (2 - 1); [L32] const SORT_1 var_10 = 0; [L33] const SORT_5 var_14 = 0; [L34] const SORT_1 var_29 = 1; [L35] const SORT_5 var_39 = 1; [L37] SORT_1 input_2; [L38] SORT_1 input_3; [L39] SORT_1 input_4; [L40] SORT_5 input_6; [L41] SORT_1 input_7; [L42] SORT_5 input_8; [L43] SORT_5 input_9; [L45] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L45] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L46] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L46] SORT_5 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L47] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L47] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L48] SORT_5 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L50] SORT_1 init_12_arg_1 = var_10; [L51] state_11 = init_12_arg_1 [L52] SORT_5 init_16_arg_1 = var_14; [L53] state_15 = init_16_arg_1 [L54] SORT_1 init_18_arg_1 = var_10; [L55] state_17 = init_18_arg_1 [L56] SORT_5 init_22_arg_1 = var_14; [L57] state_21 = init_22_arg_1 VAL [mask_SORT_1=1, state_11=0, state_15=0, state_17=0, state_21=0, var_10=0, var_14=0, var_29=1, var_39=1] [L60] input_2 = __VERIFIER_nondet_uchar() [L61] EXPR input_2 & mask_SORT_1 [L61] input_2 = input_2 & mask_SORT_1 [L62] input_3 = __VERIFIER_nondet_uchar() [L63] EXPR input_3 & mask_SORT_1 [L63] input_3 = input_3 & mask_SORT_1 [L64] input_4 = __VERIFIER_nondet_uchar() [L65] input_6 = __VERIFIER_nondet_uchar() [L66] input_7 = __VERIFIER_nondet_uchar() [L67] input_8 = __VERIFIER_nondet_uchar() [L68] input_9 = __VERIFIER_nondet_uchar() [L71] SORT_1 var_13_arg_0 = state_11; [L72] SORT_1 var_13 = ~var_13_arg_0; [L73] SORT_1 var_19_arg_0 = state_17; [L74] SORT_5 var_19_arg_1 = state_15; [L75] SORT_5 var_19_arg_2 = input_6; [L76] SORT_5 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L77] SORT_5 var_20_arg_0 = var_19; [L78] SORT_1 var_20 = var_20_arg_0 >> 1; [L79] EXPR var_20 & mask_SORT_1 [L79] var_20 = var_20 & mask_SORT_1 [L80] SORT_1 var_23_arg_0 = state_17; [L81] SORT_5 var_23_arg_1 = state_21; [L82] SORT_5 var_23_arg_2 = input_6; [L83] SORT_5 var_23 = var_23_arg_0 ? var_23_arg_1 : var_23_arg_2; [L84] SORT_5 var_24_arg_0 = var_23; [L85] SORT_1 var_24 = var_24_arg_0 >> 1; [L86] EXPR var_24 & mask_SORT_1 [L86] var_24 = var_24 & mask_SORT_1 [L87] SORT_1 var_25_arg_0 = var_20; [L88] SORT_1 var_25_arg_1 = var_24; [L89] SORT_1 var_25 = var_25_arg_0 == var_25_arg_1; [L90] SORT_1 var_26_arg_0 = var_13; [L91] SORT_1 var_26_arg_1 = var_25; [L92] EXPR var_26_arg_0 | var_26_arg_1 [L92] SORT_1 var_26 = var_26_arg_0 | var_26_arg_1; [L93] SORT_1 var_30_arg_0 = var_26; [L94] SORT_1 var_30 = ~var_30_arg_0; [L95] SORT_1 var_31_arg_0 = var_29; [L96] SORT_1 var_31_arg_1 = var_30; [L97] EXPR var_31_arg_0 & var_31_arg_1 [L97] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L98] EXPR var_31 & mask_SORT_1 [L98] var_31 = var_31 & mask_SORT_1 [L99] SORT_1 bad_32_arg_0 = var_31; [L100] CALL __VERIFIER_assert(!(bad_32_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 0.42ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.93ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 104.5MB in the end (delta: 14.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.40ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 97.8MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.08ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 95.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1345.22ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 48.6MB in the end (delta: 46.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 922.58ms. Allocated memory is still 142.6MB. Free memory was 48.6MB in the beginning and 72.2MB in the end (delta: -23.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.72ms. Allocated memory is still 142.6MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 02:24:40,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/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_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3 --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 7631e780ab762af7049f4f894b74af417e60ccfcde47865ef4ca17d480eda758 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:24:43,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:24:43,770 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 02:24:43,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:24:43,808 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:24:43,808 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:24:43,809 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:24:43,809 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:24:43,809 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:24:43,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:24:43,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:24:43,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:24:43,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:24:43,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:24:43,810 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:24:43,810 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:24:43,810 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:24:43,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:24:43,810 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:24:43,810 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:24:43,810 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:24:43,810 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:24:43,810 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:24:43,811 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:43,811 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:24:43,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:24:43,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:24:43,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:24:43,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:24:43,811 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:24:43,811 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:24:43,812 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:43,812 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:24:43,812 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_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7631e780ab762af7049f4f894b74af417e60ccfcde47865ef4ca17d480eda758 [2024-11-25 02:24:44,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:24:44,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:24:44,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:24:44,251 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:24:44,252 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:24:44,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c [2024-11-25 02:24:47,240 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data/2dfeb66d8/2dec66a25ba44f66a2e466afff980b84/FLAG561ad20cb [2024-11-25 02:24:47,459 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:24:47,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c [2024-11-25 02:24:47,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data/2dfeb66d8/2dec66a25ba44f66a2e466afff980b84/FLAG561ad20cb [2024-11-25 02:24:47,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/data/2dfeb66d8/2dec66a25ba44f66a2e466afff980b84 [2024-11-25 02:24:47,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:24:47,809 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:24:47,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:24:47,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:24:47,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:24:47,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:24:47" (1/1) ... [2024-11-25 02:24:47,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45054b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:47, skipping insertion in model container [2024-11-25 02:24:47,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:24:47" (1/1) ... [2024-11-25 02:24:47,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:24:48,016 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_b6588531-4129-4633-aa42-dacbafe9d598/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c[1245,1258] [2024-11-25 02:24:48,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:24:48,126 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:24:48,140 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_b6588531-4129-4633-aa42-dacbafe9d598/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c[1245,1258] [2024-11-25 02:24:48,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:24:48,218 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:24:48,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48 WrapperNode [2024-11-25 02:24:48,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:24:48,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:24:48,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:24:48,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:24:48,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,277 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 175 [2024-11-25 02:24:48,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:24:48,278 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:24:48,278 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:24:48,278 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:24:48,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,308 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:24:48,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:24:48,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:24:48,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:24:48,330 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:24:48,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:24:48,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:24:48,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:24:48,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:24:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:24:48,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:24:48,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:24:48,492 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:24:48,494 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:24:48,738 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-11-25 02:24:48,738 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:24:48,772 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:24:48,772 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:24:48,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:24:48 BoogieIcfgContainer [2024-11-25 02:24:48,773 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:24:48,774 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:24:48,774 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:24:48,785 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:24:48,785 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:24:48" (1/1) ... [2024-11-25 02:24:48,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:24:48,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:48,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:24:48,845 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:24:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:24:48,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:48,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:48,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:48,852 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:48,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:24:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:49,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:49,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 02:24:49,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:24:49,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:49,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:24:49,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 02:24:49,332 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 02:24:49,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:24:49,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:49,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:49,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:49,337 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:49,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:24:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:49,547 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:49,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-25 02:24:49,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:24:49,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:49,958 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 02:24:49,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:24:50,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:50,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-25 02:24:50,427 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-25 02:24:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:24:50,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:50,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:50,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:50,433 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:50,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:24:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:50,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:50,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-25 02:24:50,830 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:24:53,544 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:53,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:24:55,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:55,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2024-11-25 02:24:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2024-11-25 02:24:55,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:24:55,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:55,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:55,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:55,327 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:55,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:24:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:55,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:55,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-25 02:24:55,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:24:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:24:58,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:24:58,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-25 02:24:58,954 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-25 02:24:58,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:24:58,954 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-25 02:24:58,968 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 02:24:59,363 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-25 02:24:59,363 INFO L77 FloydHoareUtils]: At program point L58-1(lines 58 164) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_10~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~var_29~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse4 (= (_ bv1 8) |ULTIMATE.start_main_~state_11~0#1|))) (or (and (= (_ bv1 8) |ULTIMATE.start_main_~state_17~0#1|) .cse0 (exists ((|ULTIMATE.start_main_~var_39~0#1| (_ BitVec 8))) (let ((.cse1 ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_39~0#1|)))))))))) (and (= .cse1 |ULTIMATE.start_main_~state_15~0#1|) (= .cse1 |ULTIMATE.start_main_~state_21~0#1|)))) .cse2 .cse3 .cse4) (and .cse0 .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_11~0#1|) .cse3) (and (= (_ bv0 8) |ULTIMATE.start_main_~state_17~0#1|) .cse0 .cse2 .cse3 .cse4))) [2024-11-25 02:24:59,363 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-25 02:24:59,363 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_10~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~var_29~0#1|)) (.cse2 (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv1 8) |ULTIMATE.start_main_~state_11~0#1|)) (and .cse0 .cse1 (= (_ bv0 8) |ULTIMATE.start_main_~state_11~0#1|) .cse2 .cse3))) [2024-11-25 02:24:59,364 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-25 02:24:59,364 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_10~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~var_29~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 8) |ULTIMATE.start_main_~state_11~0#1|)) (and .cse0 .cse1 (= (_ bv0 8) |ULTIMATE.start_main_~state_11~0#1|) .cse2))) [2024-11-25 02:24:59,364 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:24:59,372 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-25 02:24:59,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:24:59 ImpRootNode [2024-11-25 02:24:59,377 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:24:59,378 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:24:59,378 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:24:59,378 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:24:59,379 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:24:48" (3/4) ... [2024-11-25 02:24:59,382 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:24:59,392 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-25 02:24:59,392 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-25 02:24:59,393 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 02:24:59,393 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:24:59,393 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:24:59,490 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:24:59,490 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:24:59,490 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:24:59,491 INFO L158 Benchmark]: Toolchain (without parser) took 11681.95ms. Allocated memory was 117.4MB in the beginning and 444.6MB in the end (delta: 327.2MB). Free memory was 93.3MB in the beginning and 194.5MB in the end (delta: -101.2MB). Peak memory consumption was 225.2MB. Max. memory is 16.1GB. [2024-11-25 02:24:59,491 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:59,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.02ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 79.0MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:24:59,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.90ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 77.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:59,492 INFO L158 Benchmark]: Boogie Preprocessor took 49.12ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 75.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:59,493 INFO L158 Benchmark]: RCFGBuilder took 445.40ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 52.7MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:24:59,493 INFO L158 Benchmark]: CodeCheck took 10603.35ms. Allocated memory was 117.4MB in the beginning and 444.6MB in the end (delta: 327.2MB). Free memory was 52.7MB in the beginning and 202.7MB in the end (delta: -150.1MB). Peak memory consumption was 174.8MB. Max. memory is 16.1GB. [2024-11-25 02:24:59,493 INFO L158 Benchmark]: Witness Printer took 112.30ms. Allocated memory is still 444.6MB. Free memory was 202.7MB in the beginning and 194.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:24:59,495 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: 10.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 218 IncrementalHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 4 mSDtfsCounter, 218 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 338 GetRequests, 274 SyntacticMatches, 10 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 2 QuantifiedInterpolants, 311 SizeOfPredicates, 21 NumberOfNonLiveVariables, 454 ConjunctsInSsa, 113 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 9/24 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (((((((1 == state_17) && (0 == var_10)) && (1 == var_29)) && (1 == mask_SORT_1)) && (1 == state_11)) || ((((0 == var_10) && (1 == var_29)) && (0 == state_11)) && (1 == mask_SORT_1))) || (((((0 == state_17) && (0 == var_10)) && (1 == var_29)) && (1 == mask_SORT_1)) && (1 == state_11))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.02ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 79.0MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.90ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 77.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.12ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 75.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 445.40ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 52.7MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 10603.35ms. Allocated memory was 117.4MB in the beginning and 444.6MB in the end (delta: 327.2MB). Free memory was 52.7MB in the beginning and 202.7MB in the end (delta: -150.1MB). Peak memory consumption was 174.8MB. Max. memory is 16.1GB. * Witness Printer took 112.30ms. Allocated memory is still 444.6MB. Free memory was 202.7MB in the beginning and 194.5MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-25 02:24:59,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6588531-4129-4633-aa42-dacbafe9d598/bin/ukojak-verify-ENZ3QT5qd3/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 Result: TRUE