./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk --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 1a2c18f59baead1d109170e3bc1aa0d58cc7f788c3fc781fbbe1fe40f9367554 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:22:15,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:22:15,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:22:15,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:22:15,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:22:15,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:22:15,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:22:15,464 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:22:15,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:22:15,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:22:15,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:22:15,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:22:15,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:22:15,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:22:15,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:22:15,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:22:15,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:22:15,472 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:22:15,473 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:22:15,473 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:22:15,473 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:22:15,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:22:15,474 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:22:15,474 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:22:15,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:22:15,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:22:15,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:22:15,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:22:15,475 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:22:15,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:22:15,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a2c18f59baead1d109170e3bc1aa0d58cc7f788c3fc781fbbe1fe40f9367554 [2024-11-08 22:22:15,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:22:15,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:22:15,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:22:15,795 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:22:15,796 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:22:15,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c Unable to find full path for "g++" [2024-11-08 22:22:17,874 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:22:18,062 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:22:18,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c [2024-11-08 22:22:18,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/data/e67fec252/d20083e5d77945219887826e0b35a057/FLAGbdf675591 [2024-11-08 22:22:18,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/data/e67fec252/d20083e5d77945219887826e0b35a057 [2024-11-08 22:22:18,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:22:18,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:22:18,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:22:18,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:22:18,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:22:18,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b09ec4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18, skipping insertion in model container [2024-11-08 22:22:18,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,130 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:22:18,311 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_441dba31-2528-4542-952f-4af2d1baacf7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c[1249,1262] [2024-11-08 22:22:18,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:22:18,361 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:22:18,370 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_441dba31-2528-4542-952f-4af2d1baacf7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c[1249,1262] [2024-11-08 22:22:18,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:22:18,406 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:22:18,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18 WrapperNode [2024-11-08 22:22:18,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:22:18,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:22:18,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:22:18,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:22:18,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,462 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2024-11-08 22:22:18,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:22:18,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:22:18,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:22:18,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:22:18,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:22:18,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:22:18,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:22:18,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:22:18,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:18" (1/1) ... [2024-11-08 22:22:18,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:22:18,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:22:18,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:22:18,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:22:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:22:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:22:18,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:22:18,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:22:18,680 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:22:18,685 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:22:19,080 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-08 22:22:19,081 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:22:19,391 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:22:19,394 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:22:19,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:19 BoogieIcfgContainer [2024-11-08 22:22:19,395 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:22:19,396 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:22:19,396 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:22:19,406 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:22:19,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:19" (1/1) ... [2024-11-08 22:22:19,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:22:19,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:19,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:22:19,497 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:22:19,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:22:19,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:19,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:22:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:22:19,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:22:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:22:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:22:19,891 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:22:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:22:19,952 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:22:19,977 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:22:19,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:22:19 ImpRootNode [2024-11-08 22:22:19,988 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:22:19,991 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:22:19,991 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:22:19,992 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:22:19,993 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:19" (3/4) ... [2024-11-08 22:22:19,996 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:22:19,997 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:22:20,000 INFO L158 Benchmark]: Toolchain (without parser) took 1911.34ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 100.6MB in the beginning and 136.5MB in the end (delta: -35.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-08 22:22:20,001 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 138.4MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:22:20,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.10ms. Allocated memory is still 138.4MB. Free memory was 100.1MB in the beginning and 87.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:22:20,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.40ms. Allocated memory is still 138.4MB. Free memory was 87.0MB in the beginning and 83.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:22:20,004 INFO L158 Benchmark]: Boogie Preprocessor took 38.85ms. Allocated memory is still 138.4MB. Free memory was 83.8MB in the beginning and 82.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:22:20,005 INFO L158 Benchmark]: RCFGBuilder took 892.13ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 82.1MB in the beginning and 156.4MB in the end (delta: -74.3MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2024-11-08 22:22:20,006 INFO L158 Benchmark]: CodeCheck took 591.90ms. Allocated memory is still 190.8MB. Free memory was 156.4MB in the beginning and 137.5MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:22:20,007 INFO L158 Benchmark]: Witness Printer took 7.07ms. Allocated memory is still 190.8MB. Free memory was 137.5MB in the beginning and 136.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:22:20,012 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 bitwiseAnd at line 47. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L32] const SORT_4 var_5 = 1; [L33] const SORT_4 var_8 = 15; [L34] const SORT_1 var_12 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L39] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L39] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L41] SORT_4 init_7_arg_1 = var_5; [L42] state_6 = init_7_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=15, state_6=1, var_12=1, var_5=1, var_8=15] [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] EXPR input_3 & mask_SORT_1 [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] EXPR var_14_arg_0 & var_14_arg_1 [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] EXPR var_14 & mask_SORT_1 [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_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 0.31ms. Allocated memory is still 138.4MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.10ms. Allocated memory is still 138.4MB. Free memory was 100.1MB in the beginning and 87.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.40ms. Allocated memory is still 138.4MB. Free memory was 87.0MB in the beginning and 83.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.85ms. Allocated memory is still 138.4MB. Free memory was 83.8MB in the beginning and 82.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 892.13ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 82.1MB in the beginning and 156.4MB in the end (delta: -74.3MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. * CodeCheck took 591.90ms. Allocated memory is still 190.8MB. Free memory was 156.4MB in the beginning and 137.5MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 7.07ms. Allocated memory is still 190.8MB. Free memory was 137.5MB in the beginning and 136.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:22:20,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk --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 1a2c18f59baead1d109170e3bc1aa0d58cc7f788c3fc781fbbe1fe40f9367554 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:22:22,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:22:22,604 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:22:22,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:22:22,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:22:22,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:22:22,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:22:22,654 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:22:22,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:22:22,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:22:22,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:22:22,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:22:22,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:22:22,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:22:22,658 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:22:22,658 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:22:22,662 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:22:22,664 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:22:22,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:22:22,665 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:22:22,665 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:22:22,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:22:22,666 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:22:22,667 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:22,667 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:22:22,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:22:22,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:22:22,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:22:22,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:22:22,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:22:22,669 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:22:22,669 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:22,669 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:22:22,672 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a2c18f59baead1d109170e3bc1aa0d58cc7f788c3fc781fbbe1fe40f9367554 [2024-11-08 22:22:23,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:22:23,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:22:23,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:22:23,178 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:22:23,181 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:22:23,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c Unable to find full path for "g++" [2024-11-08 22:22:25,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:22:25,473 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:22:25,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c [2024-11-08 22:22:25,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/data/fcc5f3679/835db3aefef04c62bb1eb06c44d48831/FLAG9773cafe6 [2024-11-08 22:22:25,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/data/fcc5f3679/835db3aefef04c62bb1eb06c44d48831 [2024-11-08 22:22:25,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:22:25,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:22:25,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:22:25,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:22:25,504 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:22:25,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:25,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6832a911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25, skipping insertion in model container [2024-11-08 22:22:25,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:25,530 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:22:25,757 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_441dba31-2528-4542-952f-4af2d1baacf7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c[1249,1262] [2024-11-08 22:22:25,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:22:25,822 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:22:25,852 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_441dba31-2528-4542-952f-4af2d1baacf7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c[1249,1262] [2024-11-08 22:22:25,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:22:25,941 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:22:25,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25 WrapperNode [2024-11-08 22:22:25,942 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:22:25,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:22:25,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:22:25,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:22:25,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:25,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:25,988 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2024-11-08 22:22:25,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:22:25,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:22:25,992 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:22:25,992 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:22:26,002 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,015 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:22:26,031 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:22:26,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:22:26,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:22:26,037 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:22:25" (1/1) ... [2024-11-08 22:22:26,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:22:26,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:22:26,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:22:26,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:22:26,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:22:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:22:26,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:22:26,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:22:26,223 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:22:26,226 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:22:26,448 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 22:22:26,448 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:22:26,484 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:22:26,484 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:22:26,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:26 BoogieIcfgContainer [2024-11-08 22:22:26,488 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:22:26,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:22:26,489 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:22:26,501 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:22:26,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:26" (1/1) ... [2024-11-08 22:22:26,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:22:26,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:26,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:22:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:22:26,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:22:26,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:26,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:26,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:26,573 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:26,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:22:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:26,717 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:26,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:22:26,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:27,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:27,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:22:27,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:27,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 22:22:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 22:22:27,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:22:27,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:27,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:27,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:27,141 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:27,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:22:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:27,258 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:27,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:22:27,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:27,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:27,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:22:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:28,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-08 22:22:28,372 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-08 22:22:28,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:22:28,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:28,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:28,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:28,379 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:28,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:22:28,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:28,512 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:28,565 WARN L253 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 22:22:28,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:29,428 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:22:29,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:22:31,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:31,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2024-11-08 22:22:31,250 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2024-11-08 22:22:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:22:31,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:31,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:31,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:31,254 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:31,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:22:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:31,395 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:31,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 22:22:31,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:32,336 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:22:32,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:22:34,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 24 states and 44 transitions. [2024-11-08 22:22:34,096 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2024-11-08 22:22:34,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:22:34,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:34,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:34,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:34,101 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:34,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:22:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:34,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:34,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 22:22:34,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:34,842 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:34,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2024-11-08 22:22:35,120 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2024-11-08 22:22:35,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:22:35,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:35,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:35,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:35,124 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:35,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:22:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:35,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:35,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 22:22:35,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:36,450 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:36,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 22:22:38,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:38,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2024-11-08 22:22:38,485 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2024-11-08 22:22:38,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:22:38,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:38,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:38,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:38,491 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:38,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:22:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:38,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:38,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 22:22:38,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:40,069 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:40,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:42,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2024-11-08 22:22:42,346 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2024-11-08 22:22:42,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:22:42,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:42,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:42,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:42,350 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:42,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:22:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:42,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:42,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 22:22:42,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:43,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2024-11-08 22:22:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2024-11-08 22:22:43,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:22:43,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:43,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:43,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:43,790 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:43,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 22:22:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:44,047 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:44,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-08 22:22:44,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:45,667 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:45,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 22:22:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 86 transitions. [2024-11-08 22:22:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 86 transitions. [2024-11-08 22:22:48,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:22:48,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:48,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:48,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:48,555 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:48,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 22:22:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:48,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:48,933 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-08 22:22:48,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:50,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-08 22:22:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:53,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 48 states and 96 transitions. [2024-11-08 22:22:53,618 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 96 transitions. [2024-11-08 22:22:53,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:22:53,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:53,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:53,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:53,622 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:53,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 22:22:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:53,962 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:54,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-08 22:22:54,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:55,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 49 states and 99 transitions. [2024-11-08 22:22:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 99 transitions. [2024-11-08 22:22:55,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:22:55,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:55,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:55,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:55,569 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:55,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 22:22:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:56,017 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:56,113 WARN L253 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 88 conjuncts are in the unsatisfiable core [2024-11-08 22:22:56,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:59,034 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:22:59,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 22:23:03,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 55 states and 112 transitions. [2024-11-08 22:23:03,391 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 112 transitions. [2024-11-08 22:23:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:23:03,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:03,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:03,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:03,395 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:03,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 22:23:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:03,925 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:04,015 WARN L253 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 89 conjuncts are in the unsatisfiable core [2024-11-08 22:23:04,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:06,509 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:06,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 22:23:10,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:10,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 60 states and 122 transitions. [2024-11-08 22:23:10,225 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 122 transitions. [2024-11-08 22:23:10,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:23:10,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:10,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:10,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:10,230 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:10,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 22:23:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:10,832 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:10,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-11-08 22:23:10,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:12,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 22:23:13,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:13,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 61 states and 125 transitions. [2024-11-08 22:23:13,162 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 125 transitions. [2024-11-08 22:23:13,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:23:13,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:13,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:13,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:13,165 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:13,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 22:23:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:14,218 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:14,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-08 22:23:14,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:16,848 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:16,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 22:23:21,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:21,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 67 states and 138 transitions. [2024-11-08 22:23:21,447 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 138 transitions. [2024-11-08 22:23:21,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:23:21,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:21,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:21,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:21,452 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:21,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 22:23:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:23,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:23,154 WARN L253 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 103 conjuncts are in the unsatisfiable core [2024-11-08 22:23:23,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:26,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 22:23:31,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:31,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 72 states and 148 transitions. [2024-11-08 22:23:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 148 transitions. [2024-11-08 22:23:31,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:23:31,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:31,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:31,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:31,437 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:31,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 22:23:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:33,010 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:33,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-11-08 22:23:33,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:35,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 73 states and 151 transitions. [2024-11-08 22:23:36,293 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 151 transitions. [2024-11-08 22:23:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 22:23:36,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:36,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:36,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:36,297 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:36,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 22:23:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:39,212 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:39,327 WARN L253 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 118 conjuncts are in the unsatisfiable core [2024-11-08 22:23:39,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:42,695 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:42,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:47,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:47,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 79 states and 164 transitions. [2024-11-08 22:23:47,951 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 164 transitions. [2024-11-08 22:23:47,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 22:23:47,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:47,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:47,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:47,953 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:47,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 22:23:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:53,500 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:53,648 WARN L253 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 117 conjuncts are in the unsatisfiable core [2024-11-08 22:23:53,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:57,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 22:24:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:03,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 84 states and 174 transitions. [2024-11-08 22:24:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 174 transitions. [2024-11-08 22:24:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 22:24:03,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:03,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:03,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:03,052 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:03,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 22:24:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:08,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:24:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:08,580 WARN L253 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-11-08 22:24:08,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:24:11,276 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:24:11,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-08 22:24:11,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 85 states and 177 transitions. [2024-11-08 22:24:11,943 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 177 transitions. [2024-11-08 22:24:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:24:11,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:11,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:11,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:11,948 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:11,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 22:24:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:23,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:24:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:28,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:24:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:24:28,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-08 22:24:28,757 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2024-11-08 22:24:28,815 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,815 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,815 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,815 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,815 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,817 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,818 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:24:28 ImpRootNode [2024-11-08 22:24:28,841 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:24:28,842 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:24:28,842 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:24:28,842 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:24:28,843 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:22:26" (3/4) ... [2024-11-08 22:24:28,844 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:24:28,861 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,863 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,863 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,863 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,863 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,863 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,863 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,863 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,864 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,864 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,864 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,867 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,867 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,867 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,867 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 22:24:28,990 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:24:28,991 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:24:28,991 INFO L158 Benchmark]: Toolchain (without parser) took 123494.63ms. Allocated memory was 69.2MB in the beginning and 1.0GB in the end (delta: 947.9MB). Free memory was 45.4MB in the beginning and 607.3MB in the end (delta: -561.9MB). Peak memory consumption was 387.7MB. Max. memory is 16.1GB. [2024-11-08 22:24:28,992 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 92.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:28,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.67ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 68.1MB in the end (delta: -23.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-08 22:24:28,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.57ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 66.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:28,993 INFO L158 Benchmark]: Boogie Preprocessor took 39.12ms. Allocated memory is still 90.2MB. Free memory was 66.5MB in the beginning and 65.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:28,994 INFO L158 Benchmark]: RCFGBuilder took 456.60ms. Allocated memory is still 90.2MB. Free memory was 65.2MB in the beginning and 50.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:24:28,994 INFO L158 Benchmark]: CodeCheck took 122352.88ms. Allocated memory was 90.2MB in the beginning and 1.0GB in the end (delta: 926.9MB). Free memory was 50.9MB in the beginning and 618.0MB in the end (delta: -567.1MB). Peak memory consumption was 361.7MB. Max. memory is 16.1GB. [2024-11-08 22:24:28,995 INFO L158 Benchmark]: Witness Printer took 148.83ms. Allocated memory is still 1.0GB. Free memory was 618.0MB in the beginning and 607.3MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:24:28,997 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: 122.2s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1770 SdHoareTripleChecker+Valid, 17.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1616 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 15.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7388 IncrementalHoareTripleChecker+Invalid, 9504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2116 mSolverCounterUnsat, 20 mSDtfsCounter, 7388 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6120 GetRequests, 5358 SyntacticMatches, 360 SemanticMatches, 402 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90614 ImplicationChecksByTransitivity, 51.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 36.1s InterpolantComputationTime, 543 NumberOfCodeBlocks, 543 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 477 ConstructedInterpolants, 1 QuantifiedInterpolants, 14284 SizeOfPredicates, 117 NumberOfNonLiveVariables, 2586 ConjunctsInSsa, 1196 ConjunctsInUnsatCore, 20 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1979 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 21]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L32] const SORT_4 var_5 = 1; [L33] const SORT_4 var_8 = 15; [L34] const SORT_1 var_12 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L39] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L41] SORT_4 init_7_arg_1 = var_5; [L42] state_6 = init_7_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=15, state_6=1, var_12=1, var_5=1, var_8=15] [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_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 0.29ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 92.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.67ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 68.1MB in the end (delta: -23.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.57ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 66.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.12ms. Allocated memory is still 90.2MB. Free memory was 66.5MB in the beginning and 65.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 456.60ms. Allocated memory is still 90.2MB. Free memory was 65.2MB in the beginning and 50.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 122352.88ms. Allocated memory was 90.2MB in the beginning and 1.0GB in the end (delta: 926.9MB). Free memory was 50.9MB in the beginning and 618.0MB in the end (delta: -567.1MB). Peak memory consumption was 361.7MB. Max. memory is 16.1GB. * Witness Printer took 148.83ms. Allocated memory is still 1.0GB. Free memory was 618.0MB in the beginning and 607.3MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 22:24:29,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_441dba31-2528-4542-952f-4af2d1baacf7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE