./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a74f29702f111ed73ba2cd9dfef16b5785bcb6a565ff8c65e98f4116fd8b0956 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:11,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:11,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:40:11,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:40:11,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:40:11,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:11,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:11,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:11,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:11,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:11,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:11,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:11,213 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:40:11,213 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:40:11,216 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:40:11,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:11,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:11,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:11,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:11,217 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:11,218 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:40:11,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:11,222 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:11,223 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:11,223 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:11,223 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:11,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:11,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:11,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:11,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:11,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:11,225 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:40:11,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:40:11,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a74f29702f111ed73ba2cd9dfef16b5785bcb6a565ff8c65e98f4116fd8b0956 [2024-11-08 23:40:11,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:11,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:11,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:11,546 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:11,547 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:11,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound2.c Unable to find full path for "g++" [2024-11-08 23:40:13,789 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:40:14,006 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:40:14,011 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound2.c [2024-11-08 23:40:14,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/data/494eb5b78/313ea75f3c9b4795b26925440f05a7a6/FLAGd1d841474 [2024-11-08 23:40:14,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/data/494eb5b78/313ea75f3c9b4795b26925440f05a7a6 [2024-11-08 23:40:14,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:40:14,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:40:14,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:14,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:40:14,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:40:14,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1d5ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14, skipping insertion in model container [2024-11-08 23:40:14,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,151 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:40:14,365 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_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound2.c[538,551] [2024-11-08 23:40:14,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:14,403 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:40:14,419 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_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound2.c[538,551] [2024-11-08 23:40:14,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:14,450 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:40:14,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14 WrapperNode [2024-11-08 23:40:14,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:14,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:14,453 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:40:14,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:40:14,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,494 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2024-11-08 23:40:14,495 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:14,496 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:40:14,496 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:40:14,497 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:40:14,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,540 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:40:14,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:40:14,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:40:14,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:40:14,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:14" (1/1) ... [2024-11-08 23:40:14,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:14,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:40:14,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:40:14,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:40:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:40:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:40:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:40:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:40:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:40:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:40:14,732 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:40:14,735 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:40:15,047 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 23:40:15,047 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:40:15,121 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:40:15,121 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:40:15,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:15 BoogieIcfgContainer [2024-11-08 23:40:15,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:40:15,123 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:40:15,123 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:40:15,137 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:40:15,137 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:15" (1/1) ... [2024-11-08 23:40:15,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:40:15,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:15,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-11-08 23:40:15,240 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-11-08 23:40:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:40:15,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:15,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:15,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-08 23:40:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-08 23:40:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:40:15,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:15,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:15,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:15,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:15,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 43 transitions. [2024-11-08 23:40:15,905 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-11-08 23:40:15,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:40:15,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:15,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:16,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:16,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 46 transitions. [2024-11-08 23:40:16,389 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2024-11-08 23:40:16,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:40:16,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:16,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:16,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:17,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 52 transitions. [2024-11-08 23:40:17,182 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-11-08 23:40:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:40:17,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:17,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:17,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:40:17,289 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:17,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:40:18,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 61 transitions. [2024-11-08 23:40:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2024-11-08 23:40:18,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:40:18,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:18,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:19,342 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:40:20,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:20,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 76 transitions. [2024-11-08 23:40:20,440 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2024-11-08 23:40:20,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:40:20,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:20,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:20,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:40:20,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:20,720 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:40:21,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 48 states and 85 transitions. [2024-11-08 23:40:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2024-11-08 23:40:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:40:21,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:21,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:21,967 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:40:22,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:22,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 86 transitions. [2024-11-08 23:40:22,476 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2024-11-08 23:40:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:40:22,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:22,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:22,986 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:40:25,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:25,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 97 transitions. [2024-11-08 23:40:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 97 transitions. [2024-11-08 23:40:25,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:40:25,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:25,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:25,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:25,734 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:40:26,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 57 states and 98 transitions. [2024-11-08 23:40:26,314 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2024-11-08 23:40:26,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:40:26,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:26,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:26,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:40:26,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:26,769 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:40:31,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:31,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 62 states and 108 transitions. [2024-11-08 23:40:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2024-11-08 23:40:31,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:40:31,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:31,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:32,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:40:32,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:32,697 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:40:35,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 68 states and 119 transitions. [2024-11-08 23:40:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 119 transitions. [2024-11-08 23:40:35,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:40:35,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:35,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:35,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 23:40:35,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:40:35,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:35,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 71 states and 129 transitions. [2024-11-08 23:40:35,659 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 129 transitions. [2024-11-08 23:40:35,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:40:35,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:35,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:35,821 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:40:37,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 76 states and 138 transitions. [2024-11-08 23:40:37,313 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 138 transitions. [2024-11-08 23:40:37,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:40:37,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:37,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 23:40:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:39,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 78 states and 142 transitions. [2024-11-08 23:40:39,294 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 142 transitions. [2024-11-08 23:40:39,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:40:39,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:39,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 23:40:42,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:42,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 85 states and 158 transitions. [2024-11-08 23:40:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 158 transitions. [2024-11-08 23:40:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:40:42,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:42,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:42,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:40:42,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:42,388 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-08 23:40:43,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:43,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 88 states and 166 transitions. [2024-11-08 23:40:43,495 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 166 transitions. [2024-11-08 23:40:43,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:40:43,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:43,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:43,667 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 23:40:44,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:44,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 53 states and 90 transitions. [2024-11-08 23:40:44,555 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2024-11-08 23:40:44,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 23:40:44,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:44,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:44,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:40:44,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:44,732 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-08 23:40:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 53 states and 88 transitions. [2024-11-08 23:40:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2024-11-08 23:40:45,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:40:45,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:45,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:40:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:45,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:40:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:45,350 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2024-11-08 23:40:45,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:40:45 ImpRootNode [2024-11-08 23:40:45,415 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:40:45,416 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:40:45,416 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:40:45,417 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:40:45,418 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:15" (3/4) ... [2024-11-08 23:40:45,419 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:40:45,513 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:40:45,513 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:40:45,514 INFO L158 Benchmark]: Toolchain (without parser) took 31452.16ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 120.0MB in the beginning and 123.9MB in the end (delta: -4.0MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2024-11-08 23:40:45,514 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:45,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.54ms. Allocated memory is still 159.4MB. Free memory was 119.6MB in the beginning and 107.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:40:45,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.96ms. Allocated memory is still 159.4MB. Free memory was 106.7MB in the beginning and 105.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:45,516 INFO L158 Benchmark]: Boogie Preprocessor took 43.94ms. Allocated memory is still 159.4MB. Free memory was 105.3MB in the beginning and 104.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:45,516 INFO L158 Benchmark]: RCFGBuilder took 577.30ms. Allocated memory is still 159.4MB. Free memory was 104.0MB in the beginning and 89.6MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:40:45,521 INFO L158 Benchmark]: CodeCheck took 30292.01ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 89.3MB in the beginning and 127.1MB in the end (delta: -37.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:45,524 INFO L158 Benchmark]: Witness Printer took 97.72ms. Allocated memory is still 192.9MB. Free memory was 127.1MB in the beginning and 123.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:40:45,527 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 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.2s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1499 SdHoareTripleChecker+Valid, 15.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 662 mSDsluCounter, 1474 SdHoareTripleChecker+Invalid, 13.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 538 mSDsCounter, 1680 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4922 IncrementalHoareTripleChecker+Invalid, 6602 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1680 mSolverCounterUnsat, 936 mSDtfsCounter, 4922 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4963 GetRequests, 4616 SyntacticMatches, 91 SemanticMatches, 256 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32346 ImplicationChecksByTransitivity, 24.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 596 NumberOfCodeBlocks, 596 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 529 ConstructedInterpolants, 0 QuantifiedInterpolants, 1676 SizeOfPredicates, 15 NumberOfNonLiveVariables, 685 ConjunctsInSsa, 100 ConjunctsInUnsatCore, 19 InterpolantComputations, 10 PerfectInterpolantSequences, 668/735 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] unsigned int A, B; [L25] long long r, d, p, q; [L26] A = __VERIFIER_nondet_uint() [L27] B = __VERIFIER_nondet_uint() [L28] CALL assume_abort_if_not(B >= 1) [L12] COND FALSE !(!cond) [L28] RET assume_abort_if_not(B >= 1) [L30] r = A [L31] d = B [L32] p = 1 [L33] q = 0 VAL [A=1, B=1, counter=0, d=1, p=1, q=0, r=1] [L35] EXPR counter++ VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L35] COND TRUE counter++<2 [L36] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L36] RET __VERIFIER_assert(q == 0) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L37] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L37] RET __VERIFIER_assert(r == A) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L38] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L38] RET __VERIFIER_assert(d == B * p) VAL [A=1, B=1, counter=1, d=1, p=1, q=0, r=1] [L39] COND FALSE !(!(r >= d)) [L41] d = 2 * d [L42] p = 2 * p VAL [A=1, B=1, counter=1, d=2, p=2, q=0, r=1] [L35] EXPR counter++ VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L35] COND TRUE counter++<2 [L36] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L36] RET __VERIFIER_assert(q == 0) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L37] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L37] RET __VERIFIER_assert(r == A) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L38] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L38] RET __VERIFIER_assert(d == B * p) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L39] COND TRUE !(r >= d) VAL [A=1, B=1, counter=2, d=2, p=2, q=0, r=1] [L45] EXPR counter++ VAL [A=1, B=1, counter=3, d=2, p=2, q=0, r=1] [L45] COND FALSE !(counter++<2) [L59] CALL __VERIFIER_assert(A == d*q + r) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=3] [L59] RET __VERIFIER_assert(A == d*q + r) VAL [A=1, B=1, counter=3, d=2, p=2, q=0, r=1] [L60] CALL __VERIFIER_assert(B == d) VAL [\old(cond)=0, counter=3] [L15] COND TRUE !(cond) VAL [\old(cond)=0, counter=3] [L17] reach_error() VAL [\old(cond)=0, counter=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 381.54ms. Allocated memory is still 159.4MB. Free memory was 119.6MB in the beginning and 107.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.96ms. Allocated memory is still 159.4MB. Free memory was 106.7MB in the beginning and 105.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.94ms. Allocated memory is still 159.4MB. Free memory was 105.3MB in the beginning and 104.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 577.30ms. Allocated memory is still 159.4MB. Free memory was 104.0MB in the beginning and 89.6MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 30292.01ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 89.3MB in the beginning and 127.1MB in the end (delta: -37.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 97.72ms. Allocated memory is still 192.9MB. Free memory was 127.1MB in the beginning and 123.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 23:40:45,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ccf22cd-2cce-4b5b-8300-11e4dd3fed9d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE