./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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 10c341169e851beaa907d6b4c856b8c9335bdf02c819f534595f4ceb4010e354 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:49:35,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:49:35,767 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:49:35,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:49:35,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:49:35,803 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:49:35,804 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:49:35,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:49:35,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:49:35,806 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:49:35,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:49:35,807 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:49:35,808 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:49:35,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:49:35,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:49:35,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:49:35,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:49:35,812 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:49:35,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:49:35,812 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:49:35,813 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:49:35,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:49:35,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:49:35,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:49:35,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:49:35,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:49:35,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:49:35,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:49:35,819 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:49:35,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:49:35,820 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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10c341169e851beaa907d6b4c856b8c9335bdf02c819f534595f4ceb4010e354 [2024-11-08 22:49:36,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:49:36,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:49:36,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:49:36,194 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:49:36,195 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:49:36,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c Unable to find full path for "g++" [2024-11-08 22:49:38,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:49:38,623 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:49:38,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c [2024-11-08 22:49:38,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/data/18f2745f3/2ce3f461b8ca40b7a28316c2811897a0/FLAG2b06555f5 [2024-11-08 22:49:38,896 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/data/18f2745f3/2ce3f461b8ca40b7a28316c2811897a0 [2024-11-08 22:49:38,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:49:38,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:49:38,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:49:38,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:49:38,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:49:38,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:49:38" (1/1) ... [2024-11-08 22:49:38,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a5f8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:38, skipping insertion in model container [2024-11-08 22:49:38,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:49:38" (1/1) ... [2024-11-08 22:49:38,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:49:39,180 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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c[1266,1279] [2024-11-08 22:49:39,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:49:39,349 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:49:39,363 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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c[1266,1279] [2024-11-08 22:49:39,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:49:39,454 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:49:39,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39 WrapperNode [2024-11-08 22:49:39,456 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:49:39,457 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:49:39,457 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:49:39,457 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:49:39,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,600 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 749 [2024-11-08 22:49:39,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:49:39,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:49:39,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:49:39,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:49:39,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:49:39,734 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:49:39,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:49:39,735 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:49:39,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:49:39" (1/1) ... [2024-11-08 22:49:39,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:49:39,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:49:39,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:49:39,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:49:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:49:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:49:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:49:39,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:49:40,025 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:49:40,027 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:49:41,089 INFO L? ?]: Removed 395 outVars from TransFormulas that were not future-live. [2024-11-08 22:49:41,089 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:49:41,957 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:49:41,958 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:49:41,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:49:41 BoogieIcfgContainer [2024-11-08 22:49:41,958 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:49:41,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:49:41,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:49:41,969 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:49:41,970 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:49:41" (1/1) ... [2024-11-08 22:49:41,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:49:42,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:49:42,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:49:42,040 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:49:42,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:49:42,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:49:42,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:49:42,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:49:44,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:49:44,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:49:44,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 22:49:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 22:49:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:49:44,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:49:44,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:49:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:49:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:50:00,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:50:01,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:01,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-08 22:50:01,685 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-08 22:50:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:50:01,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:01,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:50:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:16,345 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:50:28,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:50:30,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:30,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-08 22:50:30,799 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-11-08 22:50:30,799 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:50:30,799 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 22:50:30,805 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:50:30,912 INFO L77 FloydHoareUtils]: At program point L117-2(lines 117 421) the Hoare annotation is: (and (= |ULTIMATE.start_main_~state_43~0#1| 0) (= (div |ULTIMATE.start_main_~mask_SORT_1~0#1| 256) 0) (= |ULTIMATE.start_main_~state_64~0#1| 0) (= |ULTIMATE.start_main_~var_12~0#1| 1) (= |ULTIMATE.start_main_~state_28~0#1| 0) (= |ULTIMATE.start_main_~state_62~0#1| 0) (= |ULTIMATE.start_main_~state_8~0#1| 0) (= |ULTIMATE.start_main_~state_58~0#1| 0) (= |ULTIMATE.start_main_~state_41~0#1| 0) (= |ULTIMATE.start_main_~state_60~0#1| 0) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0) (= |ULTIMATE.start_main_~state_72~0#1| 0)) [2024-11-08 22:50:30,912 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= |ULTIMATE.start_main_~state_43~0#1| 0) (= (div |ULTIMATE.start_main_~mask_SORT_1~0#1| 256) 0) (= |ULTIMATE.start_main_~state_64~0#1| 0) (= |ULTIMATE.start_main_~var_12~0#1| 1) (= |ULTIMATE.start_main_~state_28~0#1| 0) (= |ULTIMATE.start_main_~state_62~0#1| 0) (= |ULTIMATE.start_main_~state_8~0#1| 0) (= |ULTIMATE.start_main_~state_58~0#1| 0) (= |ULTIMATE.start_main_~state_41~0#1| 0) (= |ULTIMATE.start_main_~state_60~0#1| 0) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0) (= |ULTIMATE.start_main_~state_72~0#1| 0)) [2024-11-08 22:50:30,912 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 22:50:30,913 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= |ULTIMATE.start_main_~state_43~0#1| 0) (= (div |ULTIMATE.start_main_~mask_SORT_1~0#1| 256) 0) (= |ULTIMATE.start_main_~state_64~0#1| 0) (= |ULTIMATE.start_main_~var_12~0#1| 1) (= |ULTIMATE.start_main_~state_28~0#1| 0) (= |ULTIMATE.start_main_~state_62~0#1| 0) (= |ULTIMATE.start_main_~state_8~0#1| 0) (= |ULTIMATE.start_main_~state_58~0#1| 0) (= |ULTIMATE.start_main_~state_41~0#1| 0) (= |ULTIMATE.start_main_~state_60~0#1| 0) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0) (= |ULTIMATE.start_main_~state_72~0#1| 0)) [2024-11-08 22:50:30,913 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 22:50:30,913 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:50:30,913 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-08 22:50:30,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:50:30 ImpRootNode [2024-11-08 22:50:30,937 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:50:30,938 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:50:30,939 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:50:30,939 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:50:30,940 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:49:41" (3/4) ... [2024-11-08 22:50:30,942 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:50:30,985 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 134 nodes and edges [2024-11-08 22:50:30,990 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-08 22:50:30,992 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:50:30,993 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:50:31,074 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:50:31,078 INFO L158 Benchmark]: Toolchain (without parser) took 52177.53ms. Allocated memory was 174.1MB in the beginning and 805.3MB in the end (delta: 631.2MB). Free memory was 142.1MB in the beginning and 743.6MB in the end (delta: -601.6MB). Peak memory consumption was 505.3MB. Max. memory is 16.1GB. [2024-11-08 22:50:31,078 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 127.9MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:50:31,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.68ms. Allocated memory is still 174.1MB. Free memory was 141.7MB in the beginning and 118.3MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:50:31,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 143.53ms. Allocated memory is still 174.1MB. Free memory was 118.0MB in the beginning and 103.6MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:50:31,079 INFO L158 Benchmark]: Boogie Preprocessor took 132.97ms. Allocated memory is still 174.1MB. Free memory was 103.3MB in the beginning and 97.6MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:50:31,080 INFO L158 Benchmark]: RCFGBuilder took 2224.11ms. Allocated memory was 174.1MB in the beginning and 247.5MB in the end (delta: 73.4MB). Free memory was 97.6MB in the beginning and 102.9MB in the end (delta: -5.3MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2024-11-08 22:50:31,080 INFO L158 Benchmark]: CodeCheck took 48977.78ms. Allocated memory was 247.5MB in the beginning and 805.3MB in the end (delta: 557.8MB). Free memory was 102.9MB in the beginning and 271.5MB in the end (delta: -168.5MB). Peak memory consumption was 388.2MB. Max. memory is 16.1GB. [2024-11-08 22:50:31,080 INFO L158 Benchmark]: Witness Printer took 138.58ms. Allocated memory is still 805.3MB. Free memory was 271.5MB in the beginning and 743.6MB in the end (delta: -472.2MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-11-08 22:50:31,082 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: 48.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 35.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 35.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 105 IncrementalHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 3 mSDtfsCounter, 105 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 176 GetRequests, 136 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 506 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 18.4s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 446 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/9 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ((((((((((((((state_43 == 0) && (0 == 0)) && (state_64 == 0)) && (var_12 == 1)) && (state_28 == 0)) && (state_62 == 0)) && (state_8 == 0)) && (state_58 == 0)) && (state_41 == 0)) && (state_60 == 0)) && (state_15 == 0)) && (var_22 == 1)) && (var_7 == 0)) && (state_72 == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 127.9MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.68ms. Allocated memory is still 174.1MB. Free memory was 141.7MB in the beginning and 118.3MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 143.53ms. Allocated memory is still 174.1MB. Free memory was 118.0MB in the beginning and 103.6MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.97ms. Allocated memory is still 174.1MB. Free memory was 103.3MB in the beginning and 97.6MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2224.11ms. Allocated memory was 174.1MB in the beginning and 247.5MB in the end (delta: 73.4MB). Free memory was 97.6MB in the beginning and 102.9MB in the end (delta: -5.3MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * CodeCheck took 48977.78ms. Allocated memory was 247.5MB in the beginning and 805.3MB in the end (delta: 557.8MB). Free memory was 102.9MB in the beginning and 271.5MB in the end (delta: -168.5MB). Peak memory consumption was 388.2MB. Max. memory is 16.1GB. * Witness Printer took 138.58ms. Allocated memory is still 805.3MB. Free memory was 271.5MB in the beginning and 743.6MB in the end (delta: -472.2MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:50:31,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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 10c341169e851beaa907d6b4c856b8c9335bdf02c819f534595f4ceb4010e354 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:50:33,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:50:33,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:50:33,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:50:33,874 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:50:33,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:50:33,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:50:33,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:50:33,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:50:33,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:50:33,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:50:33,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:50:33,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:50:33,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:50:33,883 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:50:33,883 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:50:33,883 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:50:33,884 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:50:33,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:50:33,884 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:50:33,886 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:50:33,887 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:50:33,887 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:50:33,887 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:50:33,888 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:50:33,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:50:33,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:50:33,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:50:33,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:50:33,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:50:33,890 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:50:33,890 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:50:33,891 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:50:33,891 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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10c341169e851beaa907d6b4c856b8c9335bdf02c819f534595f4ceb4010e354 [2024-11-08 22:50:34,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:50:34,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:50:34,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:50:34,334 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:50:34,334 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:50:34,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c Unable to find full path for "g++" [2024-11-08 22:50:36,386 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:50:36,646 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:50:36,647 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c [2024-11-08 22:50:36,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/data/b2717fb0f/ebf1ccf280f6480898e93b4393ddbcb6/FLAGd8bf7b23e [2024-11-08 22:50:36,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/data/b2717fb0f/ebf1ccf280f6480898e93b4393ddbcb6 [2024-11-08 22:50:36,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:50:36,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:50:36,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:50:36,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:50:36,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:50:36,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:50:36" (1/1) ... [2024-11-08 22:50:36,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dadacd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:36, skipping insertion in model container [2024-11-08 22:50:36,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:50:36" (1/1) ... [2024-11-08 22:50:36,736 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:50:36,952 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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c[1266,1279] [2024-11-08 22:50:37,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:50:37,171 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:50:37,188 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_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p01.c[1266,1279] [2024-11-08 22:50:37,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:50:37,308 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:50:37,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37 WrapperNode [2024-11-08 22:50:37,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:50:37,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:50:37,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:50:37,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:50:37,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,410 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 485 [2024-11-08 22:50:37,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:50:37,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:50:37,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:50:37,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:50:37,421 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:50:37,464 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:50:37,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:50:37,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:50:37,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:50:37" (1/1) ... [2024-11-08 22:50:37,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:50:37,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:50:37,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:50:37,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:50:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:50:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:50:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:50:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:50:37,737 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:50:37,740 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:50:38,245 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-11-08 22:50:38,245 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:50:38,301 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:50:38,301 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:50:38,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:38 BoogieIcfgContainer [2024-11-08 22:50:38,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:50:38,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:50:38,303 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:50:38,313 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:50:38,313 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:38" (1/1) ... [2024-11-08 22:50:38,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:50:38,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:38,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:50:38,374 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:50:38,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:50:38,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:38,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:50:38,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:50:38,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:50:38,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:50:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:38,659 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:50:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:38,751 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 22:50:38,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:39,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:50:39,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:50:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:39,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 22:50:39,183 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 22:50:39,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:50:39,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:39,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:50:39,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:50:39,188 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:50:39,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:50:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:39,523 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:50:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:39,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 22:50:39,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:40,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:50:40,454 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:50:40,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:50:40,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:40,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-11-08 22:50:40,886 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-11-08 22:50:40,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:50:40,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:40,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:50:40,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:50:40,890 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:50:40,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:50:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:41,307 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:50:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:41,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 22:50:41,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:50:42,624 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:50:42,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:50:43,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:43,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-11-08 22:50:43,245 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-11-08 22:50:43,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:50:43,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:43,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:50:43,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:50:43,251 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:50:43,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:50:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:43,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:50:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:43,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-08 22:50:43,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:50:45,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:50:46,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:46,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 17 states and 29 transitions. [2024-11-08 22:50:46,511 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 29 transitions. [2024-11-08 22:50:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:50:46,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:50:46,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:50:46,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:50:46,515 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:50:46,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:50:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:47,076 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:50:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:50:47,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-08 22:50:47,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:50:50,861 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:50:50,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:50:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:50:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-08 22:50:51,535 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-11-08 22:50:51,536 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:50:51,536 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-08 22:50:51,546 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:50:51,624 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 22:50:51,624 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_43~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_60~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_58~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_64~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_28~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_41~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) [2024-11-08 22:50:51,624 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 22:50:51,624 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_43~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_60~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_58~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_64~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_28~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_41~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) [2024-11-08 22:50:51,625 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:50:51,625 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-08 22:50:51,625 INFO L77 FloydHoareUtils]: At program point L117-2(lines 117 421) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~state_43~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_60~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_58~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_64~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_28~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_41~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) [2024-11-08 22:50:51,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:50:51 ImpRootNode [2024-11-08 22:50:51,641 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:50:51,642 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:50:51,642 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:50:51,643 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:50:51,643 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:50:38" (3/4) ... [2024-11-08 22:50:51,646 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:50:51,660 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 22:50:51,664 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:50:51,665 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:50:51,669 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:50:51,757 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:50:51,762 INFO L158 Benchmark]: Toolchain (without parser) took 15075.37ms. Allocated memory was 71.3MB in the beginning and 583.0MB in the end (delta: 511.7MB). Free memory was 47.0MB in the beginning and 417.3MB in the end (delta: -370.3MB). Peak memory consumption was 143.9MB. Max. memory is 16.1GB. [2024-11-08 22:50:51,762 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:50:51,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.09ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.8MB in the beginning and 65.2MB in the end (delta: -18.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-08 22:50:51,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.02ms. Allocated memory is still 96.5MB. Free memory was 65.2MB in the beginning and 61.4MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:50:51,763 INFO L158 Benchmark]: Boogie Preprocessor took 52.03ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 58.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:50:51,765 INFO L158 Benchmark]: RCFGBuilder took 838.34ms. Allocated memory is still 96.5MB. Free memory was 58.3MB in the beginning and 58.6MB in the end (delta: -293.6kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-08 22:50:51,765 INFO L158 Benchmark]: CodeCheck took 13339.15ms. Allocated memory was 96.5MB in the beginning and 583.0MB in the end (delta: 486.5MB). Free memory was 58.6MB in the beginning and 422.6MB in the end (delta: -364.0MB). Peak memory consumption was 121.5MB. Max. memory is 16.1GB. [2024-11-08 22:50:51,766 INFO L158 Benchmark]: Witness Printer took 118.86ms. Allocated memory is still 583.0MB. Free memory was 422.6MB in the beginning and 417.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:50:51,768 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: 13.2s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 254 IncrementalHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 5 mSDtfsCounter, 254 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 491 GetRequests, 422 SyntacticMatches, 25 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 812 SizeOfPredicates, 28 NumberOfNonLiveVariables, 655 ConjunctsInSsa, 163 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/50 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ((((((((((0 == state_43) && (0 == state_60)) && (0 == state_58)) && (0 == state_64)) && (0 == var_7)) && (0 == state_28)) && (0 == state_8)) && (1 == var_12)) && (0 == state_41)) && (1 == mask_SORT_1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.09ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.8MB in the beginning and 65.2MB in the end (delta: -18.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.02ms. Allocated memory is still 96.5MB. Free memory was 65.2MB in the beginning and 61.4MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.03ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 58.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 838.34ms. Allocated memory is still 96.5MB. Free memory was 58.3MB in the beginning and 58.6MB in the end (delta: -293.6kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * CodeCheck took 13339.15ms. Allocated memory was 96.5MB in the beginning and 583.0MB in the end (delta: 486.5MB). Free memory was 58.6MB in the beginning and 422.6MB in the end (delta: -364.0MB). Peak memory consumption was 121.5MB. Max. memory is 16.1GB. * Witness Printer took 118.86ms. Allocated memory is still 583.0MB. Free memory was 422.6MB in the beginning and 417.3MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:50:51,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ef2b0f1-5b27-4236-a63c-d9751a19cf76/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null