./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/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_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/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_593dc5a4-e2c1-4e72-9ada-08831771b7db/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 6556ff515d0922dbe3a06bc5063ec9f60439b7c3554b3a4149c1075ac229d4f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:26:32,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:26:32,966 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 19:26:32,974 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:26:32,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:26:33,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:26:33,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:26:33,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:26:33,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:26:33,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:26:33,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:26:33,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:26:33,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:26:33,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:26:33,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:26:33,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:26:33,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:26:33,025 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:26:33,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:26:33,026 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:26:33,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:26:33,027 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:26:33,027 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:26:33,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:26:33,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:33,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:26:33,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:26:33,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:26:33,033 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:26:33,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:26:33,034 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_593dc5a4-e2c1-4e72-9ada-08831771b7db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6556ff515d0922dbe3a06bc5063ec9f60439b7c3554b3a4149c1075ac229d4f7 [2024-11-08 19:26:33,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:26:33,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:26:33,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:26:33,383 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:26:33,383 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:26:33,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c Unable to find full path for "g++" [2024-11-08 19:26:35,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:26:35,689 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:26:35,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2024-11-08 19:26:35,698 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/data/be2fa442f/6e14dcb9b97640b391843e9115225dd2/FLAG40c887dbe [2024-11-08 19:26:35,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/data/be2fa442f/6e14dcb9b97640b391843e9115225dd2 [2024-11-08 19:26:35,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:26:35,722 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:26:35,724 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:35,724 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:26:35,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:26:35,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:35" (1/1) ... [2024-11-08 19:26:35,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601a043f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:35, skipping insertion in model container [2024-11-08 19:26:35,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:35" (1/1) ... [2024-11-08 19:26:35,767 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:26:35,959 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_593dc5a4-e2c1-4e72-9ada-08831771b7db/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1247,1260] [2024-11-08 19:26:35,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:36,011 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:26:36,024 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_593dc5a4-e2c1-4e72-9ada-08831771b7db/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1247,1260] [2024-11-08 19:26:36,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:36,062 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:26:36,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36 WrapperNode [2024-11-08 19:26:36,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:36,064 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:36,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:26:36,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:26:36,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,121 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 145 [2024-11-08 19:26:36,122 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:36,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:26:36,123 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:26:36,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:26:36,134 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:26:36,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:26:36,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:26:36,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:26:36,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:36" (1/1) ... [2024-11-08 19:26:36,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:36,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:26:36,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:26:36,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:26:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:26:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:26:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:26:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:26:36,389 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:26:36,392 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:26:36,847 INFO L? ?]: Removed 66 outVars from TransFormulas that were not future-live. [2024-11-08 19:26:36,849 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:26:37,176 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:26:37,177 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:26:37,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:37 BoogieIcfgContainer [2024-11-08 19:26:37,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:26:37,180 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:26:37,180 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:26:37,192 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:26:37,192 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:37" (1/1) ... [2024-11-08 19:26:37,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:26:37,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:37,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 19:26:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 19:26:37,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:26:37,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:37,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:37,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:26:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:37,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:26:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:37,666 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:26:37,690 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:26:37,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:26:37 ImpRootNode [2024-11-08 19:26:37,698 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:26:37,698 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:26:37,699 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:26:37,699 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:26:37,699 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:37" (3/4) ... [2024-11-08 19:26:37,702 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:26:37,704 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:26:37,705 INFO L158 Benchmark]: Toolchain (without parser) took 1982.29ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 118.9MB in the beginning and 108.4MB in the end (delta: 10.6MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2024-11-08 19:26:37,706 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:26:37,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.66ms. Allocated memory is still 151.0MB. Free memory was 118.9MB in the beginning and 105.1MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:26:37,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.47ms. Allocated memory is still 151.0MB. Free memory was 105.1MB in the beginning and 101.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:26:37,708 INFO L158 Benchmark]: Boogie Preprocessor took 49.53ms. Allocated memory is still 151.0MB. Free memory was 101.3MB in the beginning and 99.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:26:37,709 INFO L158 Benchmark]: RCFGBuilder took 1005.94ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 99.2MB in the beginning and 127.3MB in the end (delta: -28.2MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-11-08 19:26:37,710 INFO L158 Benchmark]: CodeCheck took 518.04ms. Allocated memory is still 182.5MB. Free memory was 127.3MB in the beginning and 108.4MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 19:26:37,710 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 182.5MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:26:37,714 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: 0.4s, 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 63. 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 - 5); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (5 - 1); [L32] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 32); [L33] const SORT_19 msb_SORT_19 = (SORT_19)1 << (32 - 1); [L35] const SORT_4 var_5 = 0; [L36] const SORT_4 var_8 = 6; [L37] const SORT_1 var_14 = 1; [L38] const SORT_19 var_21 = 2; [L40] SORT_1 input_2; [L41] SORT_1 input_3; [L43] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L43] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L44] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L44] SORT_4 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L46] SORT_4 init_7_arg_1 = var_5; [L47] state_6 = init_7_arg_1 [L48] SORT_4 init_10_arg_1 = var_8; [L49] state_9 = init_10_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=31, state_6=0, state_9=6, var_14=1, var_21=2] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] EXPR var_16_arg_0 & var_16_arg_1 [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] EXPR var_16 & mask_SORT_1 [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.66ms. Allocated memory is still 151.0MB. Free memory was 118.9MB in the beginning and 105.1MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.47ms. Allocated memory is still 151.0MB. Free memory was 105.1MB in the beginning and 101.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.53ms. Allocated memory is still 151.0MB. Free memory was 101.3MB in the beginning and 99.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1005.94ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 99.2MB in the beginning and 127.3MB in the end (delta: -28.2MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * CodeCheck took 518.04ms. Allocated memory is still 182.5MB. Free memory was 127.3MB in the beginning and 108.4MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 182.5MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:26:37,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/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_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/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_593dc5a4-e2c1-4e72-9ada-08831771b7db/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 6556ff515d0922dbe3a06bc5063ec9f60439b7c3554b3a4149c1075ac229d4f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:26:40,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:26:40,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 19:26:40,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:26:40,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:26:40,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:26:40,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:26:40,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:26:40,374 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:26:40,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:26:40,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:26:40,376 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:26:40,376 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:26:40,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:26:40,379 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:26:40,379 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:26:40,380 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:26:40,380 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:26:40,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:26:40,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:26:40,382 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:26:40,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:26:40,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:26:40,387 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:40,387 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:26:40,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:26:40,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:40,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:26:40,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:26:40,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:26:40,390 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:26:40,391 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:40,391 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:26:40,392 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_593dc5a4-e2c1-4e72-9ada-08831771b7db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6556ff515d0922dbe3a06bc5063ec9f60439b7c3554b3a4149c1075ac229d4f7 [2024-11-08 19:26:40,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:26:40,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:26:40,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:26:40,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:26:40,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:26:40,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c Unable to find full path for "g++" [2024-11-08 19:26:42,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:26:43,078 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:26:43,078 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2024-11-08 19:26:43,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/data/0ee804d1f/89a428b251e7492a9dee1cd3cdd2e0fb/FLAG3bb299450 [2024-11-08 19:26:43,460 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/data/0ee804d1f/89a428b251e7492a9dee1cd3cdd2e0fb [2024-11-08 19:26:43,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:26:43,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:26:43,465 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:43,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:26:43,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:26:43,471 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448212df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43, skipping insertion in model container [2024-11-08 19:26:43,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,497 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:26:43,714 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_593dc5a4-e2c1-4e72-9ada-08831771b7db/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1247,1260] [2024-11-08 19:26:43,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:43,794 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:26:43,811 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_593dc5a4-e2c1-4e72-9ada-08831771b7db/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1247,1260] [2024-11-08 19:26:43,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:43,874 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:26:43,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43 WrapperNode [2024-11-08 19:26:43,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:43,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:43,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:26:43,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:26:43,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,920 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-11-08 19:26:43,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:43,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:26:43,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:26:43,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:26:43,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,951 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:26:43,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:26:43,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:26:43,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:26:43,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:43" (1/1) ... [2024-11-08 19:26:43,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:43,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:26:44,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:26:44,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:26:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:26:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:26:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:26:44,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:26:44,166 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:26:44,168 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:26:44,399 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 19:26:44,400 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:26:44,470 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:26:44,473 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:26:44,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:44 BoogieIcfgContainer [2024-11-08 19:26:44,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:26:44,475 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:26:44,475 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:26:44,485 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:26:44,485 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:44" (1/1) ... [2024-11-08 19:26:44,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:26:44,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 19:26:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 19:26:44,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:26:44,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:44,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:44,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:44,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:44,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:26:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:44,703 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:44,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 19:26:44,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:45,028 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 19:26:45,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:26:45,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 19:26:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 19:26:45,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:26:45,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:45,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:45,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:45,129 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:45,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:26:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:45,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:45,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 19:26:45,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:45,583 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 19:26:45,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:26:46,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-08 19:26:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-08 19:26:46,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:26:46,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:46,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:46,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:46,131 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:46,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:26:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:46,272 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:46,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 19:26:46,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:46,651 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 19:26:46,653 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:26:46,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:26:47,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:47,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-08 19:26:47,355 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-08 19:26:47,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:26:47,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:47,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:47,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:47,359 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:47,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:26:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:47,492 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:47,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 19:26:47,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:47,894 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 19:26:47,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 19:26:48,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:48,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-11-08 19:26:48,731 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-11-08 19:26:48,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:26:48,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:48,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:48,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:48,735 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:48,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:26:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:48,894 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:48,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 19:26:48,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:49,367 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 19:26:49,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 19:26:50,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:50,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-11-08 19:26:50,365 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-08 19:26:50,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 19:26:50,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:50,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:50,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:50,371 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:50,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 19:26:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:50,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:50,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 19:26:50,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:51,091 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 19:26:51,094 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:26:51,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 19:26:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:52,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2024-11-08 19:26:52,299 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2024-11-08 19:26:52,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:26:52,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:52,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:52,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:52,307 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:52,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 19:26:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:52,516 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:52,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 19:26:52,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:53,097 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 19:26:53,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 19:26:54,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2024-11-08 19:26:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-08 19:26:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 19:26:54,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:54,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:54,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:54,418 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:54,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 19:26:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:54,643 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:54,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 19:26:54,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:55,273 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 19:26:55,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 19:26:56,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:56,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2024-11-08 19:26:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2024-11-08 19:26:56,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 19:26:56,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:56,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:56,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:56,714 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:56,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 19:26:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:56,985 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:57,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 19:26:57,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:26:57,635 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 19:26:57,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 19:26:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:59,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2024-11-08 19:26:59,402 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-08 19:26:59,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:26:59,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:59,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:26:59,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:26:59,407 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:26:59,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 19:26:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:59,668 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:26:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:26:59,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 19:26:59,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:00,396 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 19:27:00,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 19:27:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:02,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2024-11-08 19:27:02,191 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2024-11-08 19:27:02,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 19:27:02,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:02,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:02,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:02,194 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:02,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 19:27:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:02,495 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:02,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-08 19:27:02,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:03,197 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 19:27:03,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 19:27:05,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2024-11-08 19:27:05,302 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2024-11-08 19:27:05,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 19:27:05,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:05,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:05,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:05,306 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:05,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 19:27:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:05,666 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:05,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 19:27:05,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:06,546 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 19:27:06,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 19:27:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2024-11-08 19:27:08,851 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2024-11-08 19:27:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:27:08,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:08,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:08,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:08,854 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:08,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 19:27:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:09,205 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:09,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 19:27:09,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:10,074 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 19:27:10,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 19:27:12,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:12,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2024-11-08 19:27:12,639 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2024-11-08 19:27:12,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 19:27:12,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:12,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:12,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:12,645 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:12,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 19:27:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:27:13,053 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:27:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:27:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:27:13,494 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:27:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:27:13,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 19:27:13,706 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2024-11-08 19:27:13,762 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,765 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,766 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,766 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,766 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,766 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,770 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,770 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,771 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,771 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,771 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,771 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,771 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,771 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:27:13 ImpRootNode [2024-11-08 19:27:13,801 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:27:13,804 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:27:13,804 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:27:13,804 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:27:13,805 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:44" (3/4) ... [2024-11-08 19:27:13,806 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 19:27:13,819 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,819 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,819 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,820 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,821 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:27:13,937 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:27:13,940 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:27:13,941 INFO L158 Benchmark]: Toolchain (without parser) took 30476.96ms. Allocated memory was 62.9MB in the beginning and 249.6MB in the end (delta: 186.6MB). Free memory was 33.0MB in the beginning and 198.4MB in the end (delta: -165.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,941 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:13,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.74ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 32.7MB in the beginning and 67.6MB in the end (delta: -35.0MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.05ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 65.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,943 INFO L158 Benchmark]: Boogie Preprocessor took 46.20ms. Allocated memory is still 96.5MB. Free memory was 65.9MB in the beginning and 64.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:13,943 INFO L158 Benchmark]: RCFGBuilder took 505.35ms. Allocated memory is still 96.5MB. Free memory was 64.4MB in the beginning and 72.6MB in the end (delta: -8.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,943 INFO L158 Benchmark]: CodeCheck took 29328.82ms. Allocated memory was 96.5MB in the beginning and 249.6MB in the end (delta: 153.1MB). Free memory was 72.6MB in the beginning and 208.9MB in the end (delta: -136.4MB). Peak memory consumption was 149.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,944 INFO L158 Benchmark]: Witness Printer took 136.40ms. Allocated memory is still 249.6MB. Free memory was 208.9MB in the beginning and 198.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:27:13,946 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: 29.2s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 787 SdHoareTripleChecker+Valid, 8.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 676 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 7.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1001 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2873 IncrementalHoareTripleChecker+Invalid, 3874 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1001 mSolverCounterUnsat, 13 mSDtfsCounter, 2873 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2973 GetRequests, 2603 SyntacticMatches, 198 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12836 ImplicationChecksByTransitivity, 17.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 329 NumberOfCodeBlocks, 329 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 273 ConstructedInterpolants, 0 QuantifiedInterpolants, 4010 SizeOfPredicates, 63 NumberOfNonLiveVariables, 1495 ConjunctsInSsa, 398 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1014 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 - 5); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (5 - 1); [L32] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 32); [L33] const SORT_19 msb_SORT_19 = (SORT_19)1 << (32 - 1); [L35] const SORT_4 var_5 = 0; [L36] const SORT_4 var_8 = 6; [L37] const SORT_1 var_14 = 1; [L38] const SORT_19 var_21 = 2; [L40] SORT_1 input_2; [L41] SORT_1 input_3; [L43] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L44] SORT_4 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L46] SORT_4 init_7_arg_1 = var_5; [L47] state_6 = init_7_arg_1 [L48] SORT_4 init_10_arg_1 = var_8; [L49] state_9 = init_10_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=31, state_6=0, state_9=6, var_14=1, var_21=2] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.74ms. Allocated memory was 62.9MB in the beginning and 96.5MB in the end (delta: 33.6MB). Free memory was 32.7MB in the beginning and 67.6MB in the end (delta: -35.0MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.05ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 65.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.20ms. Allocated memory is still 96.5MB. Free memory was 65.9MB in the beginning and 64.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 505.35ms. Allocated memory is still 96.5MB. Free memory was 64.4MB in the beginning and 72.6MB in the end (delta: -8.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * CodeCheck took 29328.82ms. Allocated memory was 96.5MB in the beginning and 249.6MB in the end (delta: 153.1MB). Free memory was 72.6MB in the beginning and 208.9MB in the end (delta: -136.4MB). Peak memory consumption was 149.3MB. Max. memory is 16.1GB. * Witness Printer took 136.40ms. Allocated memory is still 249.6MB. Free memory was 208.9MB in the beginning and 198.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 19:27:13,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_593dc5a4-e2c1-4e72-9ada-08831771b7db/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE