./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b --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 1f88bd3867028d60c5c1c8fa67c55aaa517a9782eae2d2c8498cbbc5893e8cf0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:13:41,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:13:41,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:13:41,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:13:41,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:13:41,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:13:41,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:13:41,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:13:41,286 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:13:41,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:13:41,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:13:41,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:13:41,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:13:41,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:13:41,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:13:41,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:13:41,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:13:41,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:13:41,288 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:13:41,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:13:41,288 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:13:41,288 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:13:41,288 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:13:41,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:13:41,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:13:41,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:13:41,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:13:41,289 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:13:41,289 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:13:41,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:13:41,289 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b 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 -> 1f88bd3867028d60c5c1c8fa67c55aaa517a9782eae2d2c8498cbbc5893e8cf0 [2024-12-06 04:13:41,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:13:41,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:13:41,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:13:41,588 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:13:41,589 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:13:41,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c [2024-12-06 04:13:44,266 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data/a0e17bcb6/e80146dbe64a499395da5f5ab2892603/FLAG2e09ca7db [2024-12-06 04:13:44,473 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:13:44,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c [2024-12-06 04:13:44,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data/a0e17bcb6/e80146dbe64a499395da5f5ab2892603/FLAG2e09ca7db [2024-12-06 04:13:44,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data/a0e17bcb6/e80146dbe64a499395da5f5ab2892603 [2024-12-06 04:13:44,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:13:44,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:13:44,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:13:44,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:13:44,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:13:44,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:13:44" (1/1) ... [2024-12-06 04:13:44,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c24db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:44, skipping insertion in model container [2024-12-06 04:13:44,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:13:44" (1/1) ... [2024-12-06 04:13:44,851 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:13:44,959 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_bebcb5b3-a6f9-4d24-b833-666bb6384b08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c[1260,1273] [2024-12-06 04:13:44,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:13:45,000 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:13:45,007 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_bebcb5b3-a6f9-4d24-b833-666bb6384b08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c[1260,1273] [2024-12-06 04:13:45,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:13:45,031 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:13:45,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45 WrapperNode [2024-12-06 04:13:45,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:13:45,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:13:45,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:13:45,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:13:45,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,069 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 137 [2024-12-06 04:13:45,069 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:13:45,070 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:13:45,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:13:45,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:13:45,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,082 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,086 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:13:45,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:13:45,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:13:45,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:13:45,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:13:45,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:13:45,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:13:45,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:13:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:13:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:13:45,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:13:45,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:13:45,211 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:13:45,213 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:13:45,505 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-12-06 04:13:45,506 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:13:45,685 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:13:45,685 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:13:45,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:13:45 BoogieIcfgContainer [2024-12-06 04:13:45,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:13:45,686 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:13:45,686 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:13:45,697 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:13:45,697 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:13:45" (1/1) ... [2024-12-06 04:13:45,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:13:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:45,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:13:45,754 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:13:45,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:13:45,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:45,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:13:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:46,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:13:46,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:46,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 04:13:46,407 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 04:13:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:13:46,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:46,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:13:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:13:47,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 04:13:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 04:13:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:13:47,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:47,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:13:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:49,445 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:13:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:50,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2024-12-06 04:13:50,549 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2024-12-06 04:13:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:13:50,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:50,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:13:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:13:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 17 states and 34 transitions. [2024-12-06 04:13:51,703 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 34 transitions. [2024-12-06 04:13:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:13:51,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:51,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:13:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:13:51,862 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:13:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:13:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:13:53,451 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:13:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:13:54,341 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-12-06 04:13:54,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:13:54 ImpRootNode [2024-12-06 04:13:54,370 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:13:54,371 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:13:54,371 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:13:54,371 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:13:54,372 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:13:45" (3/4) ... [2024-12-06 04:13:54,374 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:13:54,375 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:13:54,376 INFO L158 Benchmark]: Toolchain (without parser) took 9542.75ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 117.2MB in the beginning and 167.8MB in the end (delta: -50.5MB). Peak memory consumption was 140.6MB. Max. memory is 16.1GB. [2024-12-06 04:13:54,377 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:13:54,377 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.74ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 105.2MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:13:54,377 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.87ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 102.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:13:54,378 INFO L158 Benchmark]: Boogie Preprocessor took 22.72ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:13:54,378 INFO L158 Benchmark]: RCFGBuilder took 592.50ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 57.4MB in the end (delta: 43.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:13:54,379 INFO L158 Benchmark]: CodeCheck took 8684.07ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 57.4MB in the beginning and 167.8MB in the end (delta: -110.5MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2024-12-06 04:13:54,379 INFO L158 Benchmark]: Witness Printer took 4.27ms. Allocated memory is still 335.5MB. Free memory was 167.8MB in the beginning and 167.8MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:13:54,381 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: 8.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 193 IncrementalHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 4 mSDtfsCounter, 193 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 286 GetRequests, 227 SyntacticMatches, 11 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 466 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/16 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 22]: 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 39, overapproximation of bitwiseAnd at line 49, overapproximation of bitwiseAnd at line 72. Possible FailurePath: [L27] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L28] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L30] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 32); [L31] const SORT_2 msb_SORT_2 = (SORT_2)1 << (32 - 1); [L33] const SORT_2 var_4 = 0; [L34] const SORT_2 var_9 = 1; [L35] const SORT_2 var_16 = 3; [L37] SORT_1 input_3; [L39] EXPR __VERIFIER_nondet_uint() & mask_SORT_2 [L39] SORT_2 state_5 = __VERIFIER_nondet_uint() & mask_SORT_2; [L40] EXPR __VERIFIER_nondet_uint() & mask_SORT_2 [L40] SORT_2 state_6 = __VERIFIER_nondet_uint() & mask_SORT_2; [L42] SORT_2 init_7_arg_1 = var_4; [L43] state_5 = init_7_arg_1 [L44] SORT_2 init_8_arg_1 = var_4; [L45] state_6 = init_8_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=-1, state_5=0, state_6=0, var_16=3, var_9=1] [L48] input_3 = __VERIFIER_nondet_uchar() [L49] EXPR input_3 & mask_SORT_1 [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] EXPR var_19_arg_0 & var_19_arg_1 [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] EXPR var_19 & mask_SORT_1 [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] EXPR var_12 & mask_SORT_2 [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] EXPR var_13_arg_0 & mask_SORT_1 [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] EXPR var_13 & mask_SORT_2 [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] EXPR input_3 & mask_SORT_1 [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] EXPR var_19_arg_0 & var_19_arg_1 [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] EXPR var_19 & mask_SORT_1 [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] EXPR var_12 & mask_SORT_2 [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] EXPR var_13_arg_0 & mask_SORT_1 [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] EXPR var_13 & mask_SORT_2 [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] EXPR input_3 & mask_SORT_1 [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] EXPR var_19_arg_0 & var_19_arg_1 [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] EXPR var_19 & mask_SORT_1 [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] EXPR var_12 & mask_SORT_2 [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] EXPR var_13_arg_0 & mask_SORT_1 [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] EXPR var_13 & mask_SORT_2 [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] EXPR input_3 & mask_SORT_1 [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] EXPR var_19_arg_0 & var_19_arg_1 [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] EXPR var_19 & mask_SORT_1 [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND TRUE !(cond) [L22] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.74ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 105.2MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.87ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 102.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.72ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 101.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 592.50ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 57.4MB in the end (delta: 43.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 8684.07ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 57.4MB in the beginning and 167.8MB in the end (delta: -110.5MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * Witness Printer took 4.27ms. Allocated memory is still 335.5MB. Free memory was 167.8MB in the beginning and 167.8MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:13:54,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b --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 1f88bd3867028d60c5c1c8fa67c55aaa517a9782eae2d2c8498cbbc5893e8cf0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:13:56,395 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:13:56,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:13:56,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:13:56,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:13:56,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:13:56,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:13:56,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:13:56,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:13:56,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:13:56,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:13:56,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:13:56,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:13:56,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:13:56,504 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:13:56,504 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:13:56,504 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:13:56,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:13:56,505 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:13:56,505 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:13:56,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:13:56,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:13:56,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:13:56,505 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:56,505 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:13:56,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:13:56,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:13:56,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:13:56,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:13:56,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:13:56,506 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:13:56,506 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:56,506 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:13:56,506 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b 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 -> 1f88bd3867028d60c5c1c8fa67c55aaa517a9782eae2d2c8498cbbc5893e8cf0 [2024-12-06 04:13:56,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:13:56,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:13:56,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:13:56,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:13:56,751 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:13:56,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c [2024-12-06 04:13:59,421 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data/94fb163eb/be706f60a582499584de1ed0108effbd/FLAG18d5c06d2 [2024-12-06 04:13:59,630 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:13:59,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c [2024-12-06 04:13:59,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data/94fb163eb/be706f60a582499584de1ed0108effbd/FLAG18d5c06d2 [2024-12-06 04:13:59,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/data/94fb163eb/be706f60a582499584de1ed0108effbd [2024-12-06 04:13:59,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:13:59,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:13:59,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:13:59,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:13:59,663 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:13:59,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c7522d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59, skipping insertion in model container [2024-12-06 04:13:59,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,680 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:13:59,808 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_bebcb5b3-a6f9-4d24-b833-666bb6384b08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c[1260,1273] [2024-12-06 04:13:59,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:13:59,848 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:13:59,859 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_bebcb5b3-a6f9-4d24-b833-666bb6384b08/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.twocount32.c[1260,1273] [2024-12-06 04:13:59,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:13:59,886 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:13:59,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59 WrapperNode [2024-12-06 04:13:59,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:13:59,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:13:59,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:13:59,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:13:59,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,916 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2024-12-06 04:13:59,917 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:13:59,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:13:59,917 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:13:59,917 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:13:59,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,930 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,936 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:13:59,938 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:13:59,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:13:59,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:13:59,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:13:59" (1/1) ... [2024-12-06 04:13:59,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:13:59,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:13:59,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:13:59,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:13:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:13:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:13:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:13:59,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:14:00,054 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:14:00,055 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:14:00,174 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-06 04:14:00,174 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:14:00,201 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:14:00,201 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:14:00,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:14:00 BoogieIcfgContainer [2024-12-06 04:14:00,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:14:00,202 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:14:00,202 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:14:00,209 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:14:00,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:14:00" (1/1) ... [2024-12-06 04:14:00,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:14:00,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:14:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:14:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:14:00,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:00,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:00,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:00,261 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:00,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:14:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:00,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:00,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:14:00,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:00,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:14:00,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:14:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:14:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:14:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:14:00,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:00,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:00,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:00,555 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:00,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:14:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:00,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:00,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 04:14:00,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:00,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:14:00,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:01,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:01,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 04:14:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 04:14:01,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:14:01,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:01,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:01,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:01,422 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:01,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:14:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:01,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:01,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 04:14:01,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:14:01,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:14:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:02,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2024-12-06 04:14:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2024-12-06 04:14:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:14:02,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:02,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:02,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:02,574 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:02,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:14:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:02,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:02,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-06 04:14:02,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:03,941 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:14:03,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:14:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:06,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2024-12-06 04:14:06,615 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2024-12-06 04:14:06,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:14:06,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:06,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:06,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:06,617 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:06,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:14:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:06,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:06,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 04:14:06,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:08,175 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:14:08,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:14:12,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:12,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2024-12-06 04:14:12,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2024-12-06 04:14:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:14:12,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:12,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:12,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:12,316 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:12,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:14:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:12,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:12,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 04:14:12,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:14:14,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:14:16,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:16,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2024-12-06 04:14:16,531 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2024-12-06 04:14:16,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:14:16,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:16,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:16,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:16,533 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:16,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:14:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:16,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:16,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 04:14:16,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:14:18,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:14:24,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:24,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 94 transitions. [2024-12-06 04:14:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 94 transitions. [2024-12-06 04:14:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:14:24,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:24,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:24,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:24,051 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:24,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:14:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:24,211 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:24,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-06 04:14:24,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:25,744 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:14:25,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:14:26,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:26,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2024-12-06 04:14:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2024-12-06 04:14:26,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:14:26,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:26,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:26,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:26,250 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:26,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:14:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:14:26,431 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:14:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:14:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:14:26,652 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:14:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:14:26,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:14:26,742 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2024-12-06 04:14:26,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:14:26 ImpRootNode [2024-12-06 04:14:26,772 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:14:26,773 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:14:26,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:14:26,773 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:14:26,774 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:14:00" (3/4) ... [2024-12-06 04:14:26,774 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 04:14:26,827 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 21. [2024-12-06 04:14:26,883 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:14:26,883 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:14:26,883 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:14:26,884 INFO L158 Benchmark]: Toolchain (without parser) took 27227.04ms. Allocated memory was 92.3MB in the beginning and 327.2MB in the end (delta: 234.9MB). Free memory was 69.7MB in the beginning and 170.3MB in the end (delta: -100.6MB). Peak memory consumption was 130.0MB. Max. memory is 16.1GB. [2024-12-06 04:14:26,884 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:14:26,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.82ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 57.3MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:14:26,885 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.32ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:14:26,885 INFO L158 Benchmark]: Boogie Preprocessor took 20.36ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 55.0MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:14:26,885 INFO L158 Benchmark]: RCFGBuilder took 263.72ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 41.2MB in the end (delta: 13.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:14:26,886 INFO L158 Benchmark]: CodeCheck took 26569.97ms. Allocated memory was 92.3MB in the beginning and 327.2MB in the end (delta: 234.9MB). Free memory was 41.2MB in the beginning and 178.0MB in the end (delta: -136.7MB). Peak memory consumption was 104.8MB. Max. memory is 16.1GB. [2024-12-06 04:14:26,886 INFO L158 Benchmark]: Witness Printer took 110.68ms. Allocated memory is still 327.2MB. Free memory was 178.0MB in the beginning and 170.3MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:14:26,888 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: 26.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 292 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 220 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 342 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1332 IncrementalHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 342 mSolverCounterUnsat, 8 mSDtfsCounter, 1332 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1268 GetRequests, 1012 SyntacticMatches, 50 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23880 ImplicationChecksByTransitivity, 18.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 96 ConstructedInterpolants, 38 QuantifiedInterpolants, 3103 SizeOfPredicates, 43 NumberOfNonLiveVariables, 648 ConjunctsInSsa, 246 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 0/156 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 22]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L27] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L28] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L30] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 32); [L31] const SORT_2 msb_SORT_2 = (SORT_2)1 << (32 - 1); [L33] const SORT_2 var_4 = 0; [L34] const SORT_2 var_9 = 1; [L35] const SORT_2 var_16 = 3; [L37] SORT_1 input_3; [L39] SORT_2 state_5 = __VERIFIER_nondet_uint() & mask_SORT_2; [L40] SORT_2 state_6 = __VERIFIER_nondet_uint() & mask_SORT_2; [L42] SORT_2 init_7_arg_1 = var_4; [L43] state_5 = init_7_arg_1 [L44] SORT_2 init_8_arg_1 = var_4; [L45] state_6 = init_8_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=-1, state_5=0, state_6=0, var_16=3, var_9=1] [L48] input_3 = __VERIFIER_nondet_uchar() [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND FALSE !(!(cond)) [L63] RET __VERIFIER_assert(!(bad_20_arg_0)) [L65] SORT_2 var_10_arg_0 = state_5; [L66] SORT_2 var_10_arg_1 = var_9; [L67] SORT_2 var_10 = var_10_arg_0 + var_10_arg_1; [L68] SORT_1 var_12_arg_0 = input_3; [L69] SORT_2 var_12_arg_1 = state_5; [L70] SORT_2 var_12_arg_2 = var_10; [L71] SORT_2 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L72] var_12 = var_12 & mask_SORT_2 [L73] SORT_2 next_14_arg_1 = var_12; [L74] SORT_2 var_11_arg_0 = state_6; [L75] SORT_2 var_11_arg_1 = var_9; [L76] SORT_2 var_11 = var_11_arg_0 + var_11_arg_1; [L77] SORT_1 var_13_arg_0 = ~input_3; [L78] var_13_arg_0 = var_13_arg_0 & mask_SORT_1 [L79] SORT_2 var_13_arg_1 = state_6; [L80] SORT_2 var_13_arg_2 = var_11; [L81] SORT_2 var_13 = var_13_arg_0 ? var_13_arg_1 : var_13_arg_2; [L82] var_13 = var_13 & mask_SORT_2 [L83] SORT_2 next_15_arg_1 = var_13; [L85] state_5 = next_14_arg_1 [L86] state_6 = next_15_arg_1 [L48] input_3 = __VERIFIER_nondet_uchar() [L49] input_3 = input_3 & mask_SORT_1 [L52] SORT_2 var_17_arg_0 = state_5; [L53] SORT_2 var_17_arg_1 = var_16; [L54] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L55] SORT_2 var_18_arg_0 = state_6; [L56] SORT_2 var_18_arg_1 = var_16; [L57] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L58] SORT_1 var_19_arg_0 = var_17; [L59] SORT_1 var_19_arg_1 = var_18; [L60] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L61] var_19 = var_19 & mask_SORT_1 [L62] SORT_1 bad_20_arg_0 = var_19; [L63] CALL __VERIFIER_assert(!(bad_20_arg_0)) [L22] COND TRUE !(cond) [L22] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 227.82ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 57.3MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.32ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.36ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 55.0MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 263.72ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 41.2MB in the end (delta: 13.7MB). There was no memory consumed. Max. memory is 16.1GB. * CodeCheck took 26569.97ms. Allocated memory was 92.3MB in the beginning and 327.2MB in the end (delta: 234.9MB). Free memory was 41.2MB in the beginning and 178.0MB in the end (delta: -136.7MB). Peak memory consumption was 104.8MB. Max. memory is 16.1GB. * Witness Printer took 110.68ms. Allocated memory is still 327.2MB. Free memory was 178.0MB in the beginning and 170.3MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 04:14:26,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bebcb5b3-a6f9-4d24-b833-666bb6384b08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE