./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm --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 9671c34313c5e47de5bd2f842db47c3009aa180bae8c949f2010db1179ac602f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:59:12,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:59:12,622 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:59:12,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:59:12,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:59:12,668 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:59:12,669 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:59:12,670 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:59:12,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:59:12,670 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:59:12,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:59:12,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:59:12,671 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:59:12,672 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:59:12,672 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:59:12,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:59:12,672 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:59:12,672 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:59:12,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:59:12,673 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:59:12,673 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:59:12,673 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:59:12,673 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:59:12,673 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:59:12,673 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:59:12,673 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:59:12,674 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:59:12,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:12,674 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:59:12,674 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:59:12,674 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:59:12,674 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:59:12,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:59:12,674 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_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm 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 -> 9671c34313c5e47de5bd2f842db47c3009aa180bae8c949f2010db1179ac602f [2024-11-13 21:59:12,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:59:13,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:59:13,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:59:13,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:59:13,013 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:59:13,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c Unable to find full path for "g++" [2024-11-13 21:59:14,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:59:15,105 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:59:15,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c [2024-11-13 21:59:15,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/data/fc72670b7/b9672924abc54490b28b93b34c80cf8a/FLAGd0bea7cdb [2024-11-13 21:59:15,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/data/fc72670b7/b9672924abc54490b28b93b34c80cf8a [2024-11-13 21:59:15,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:59:15,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:59:15,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:15,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:59:15,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:59:15,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@708c3298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15, skipping insertion in model container [2024-11-13 21:59:15,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,172 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:59:15,351 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_68fb4a56-c77b-456b-a5ed-e90986c0f3de/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c[458,471] [2024-11-13 21:59:15,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:15,391 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:59:15,403 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_68fb4a56-c77b-456b-a5ed-e90986c0f3de/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c[458,471] [2024-11-13 21:59:15,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:15,438 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:59:15,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15 WrapperNode [2024-11-13 21:59:15,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:15,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:15,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:59:15,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:59:15,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,453 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,470 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2024-11-13 21:59:15,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:15,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:59:15,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:59:15,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:59:15,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,483 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,497 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,498 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:59:15,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:59:15,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:59:15,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:59:15,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:15,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:59:15,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:59:15,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:59:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:59:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:59:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:59:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:59:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:59:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:59:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:59:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:59:15,643 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:59:15,645 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:59:15,805 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 21:59:15,807 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:59:15,848 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:59:15,851 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:59:15,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:15 BoogieIcfgContainer [2024-11-13 21:59:15,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:59:15,852 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:59:15,853 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:59:15,864 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:59:15,864 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:15" (1/1) ... [2024-11-13 21:59:15,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:59:15,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:15,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-13 21:59:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-13 21:59:15,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:59:15,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:15,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:59:16,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2024-11-13 21:59:16,136 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-13 21:59:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:59:16,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:16,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:16,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:59:16,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:16,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:59:16,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:16,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-13 21:59:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-13 21:59:16,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:59:16,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:16,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:16,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:59:17,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 21:59:17,454 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 21:59:17,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:59:17,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:17,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:17,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:59:17,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:59:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:17,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2024-11-13 21:59:17,954 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2024-11-13 21:59:17,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:59:17,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:17,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:18,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:59:18,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:18,076 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:59:18,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-13 21:59:18,170 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-13 21:59:18,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:59:18,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:18,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:18,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:59:18,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:18,394 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:59:18,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:18,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2024-11-13 21:59:18,764 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-13 21:59:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:59:18,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:18,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:18,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 21:59:18,816 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:59:20,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:20,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2024-11-13 21:59:20,073 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2024-11-13 21:59:20,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:59:20,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:20,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:20,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:59:20,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 21:59:20,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:20,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2024-11-13 21:59:20,878 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2024-11-13 21:59:20,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:59:20,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:20,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:20,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 21:59:20,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:59:22,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2024-11-13 21:59:22,284 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2024-11-13 21:59:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 21:59:22,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:22,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:22,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:59:22,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:22,864 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 27 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 21:59:23,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:23,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2024-11-13 21:59:23,515 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2024-11-13 21:59:23,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:59:23,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:23,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:23,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:59:23,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 31 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 21:59:24,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:24,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 61 states and 100 transitions. [2024-11-13 21:59:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 100 transitions. [2024-11-13 21:59:24,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:59:24,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:24,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:25,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 21:59:25,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 41 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 21:59:25,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:25,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 64 states and 105 transitions. [2024-11-13 21:59:25,795 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 105 transitions. [2024-11-13 21:59:25,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 21:59:25,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:25,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:25,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 21:59:25,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:26,164 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 12 proven. 30 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 21:59:27,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:27,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 72 states and 120 transitions. [2024-11-13 21:59:27,598 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 120 transitions. [2024-11-13 21:59:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 21:59:27,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:27,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:28,496 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 54 proven. 16 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-13 21:59:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 46 states and 68 transitions. [2024-11-13 21:59:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2024-11-13 21:59:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-13 21:59:31,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:31,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:59:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:31,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 21:59:31,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:31,753 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 14 proven. 45 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-13 21:59:33,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 42 states and 64 transitions. [2024-11-13 21:59:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-13 21:59:33,908 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:59:33,908 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-11-13 21:59:33,920 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:59:34,549 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:59:34,550 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-13 21:59:34,550 INFO L77 FloydHoareUtils]: At program point L29-1(lines 28 37) the Hoare annotation is: (= (+ (* 6 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* 2 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* 5 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (+ (* |ULTIMATE.start_main_~x~0#1| 12) (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) [2024-11-13 21:59:34,550 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: true [2024-11-13 21:59:34,550 INFO L77 FloydHoareUtils]: At program point L21-1(line 21) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| 5)) [2024-11-13 21:59:34,551 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:59:34,551 INFO L77 FloydHoareUtils]: At program point L40(line 40) the Hoare annotation is: true [2024-11-13 21:59:34,551 INFO L77 FloydHoareUtils]: At program point L28-2(lines 28 37) the Hoare annotation is: true [2024-11-13 21:59:34,551 INFO L77 FloydHoareUtils]: At program point L28-3(lines 28 37) the Hoare annotation is: (= (+ (* 6 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* 2 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* 5 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (+ (* |ULTIMATE.start_main_~x~0#1| 12) (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) [2024-11-13 21:59:34,551 INFO L77 FloydHoareUtils]: At program point L22(line 22) the Hoare annotation is: true [2024-11-13 21:59:34,551 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: true [2024-11-13 21:59:34,551 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 6 8) the Hoare annotation is: true [2024-11-13 21:59:34,552 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 6 8) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-13 21:59:34,552 INFO L77 FloydHoareUtils]: At program point L11(lines 11 12) the Hoare annotation is: true [2024-11-13 21:59:34,552 INFO L77 FloydHoareUtils]: At program point L10(lines 10 13) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-11-13 21:59:34,552 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 21:59:34,552 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-13 21:59:34,552 INFO L77 FloydHoareUtils]: At program point L10-2(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 21:59:34,553 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) the Hoare annotation is: true [2024-11-13 21:59:34,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:59:34 ImpRootNode [2024-11-13 21:59:34,569 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:59:34,570 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:59:34,570 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:59:34,570 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:59:34,571 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:15" (3/4) ... [2024-11-13 21:59:34,573 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:59:34,577 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 21:59:34,577 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 21:59:34,580 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 21:59:34,580 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 21:59:34,581 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:59:34,581 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:59:34,651 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:59:34,651 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:59:34,652 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:59:34,653 INFO L158 Benchmark]: Toolchain (without parser) took 19503.08ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.7MB in the beginning and 138.9MB in the end (delta: -45.2MB). Peak memory consumption was 185.1MB. Max. memory is 16.1GB. [2024-11-13 21:59:34,653 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 103.8MB in the end (delta: 215.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:34,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.18ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 82.2MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:34,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.34ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:34,654 INFO L158 Benchmark]: Boogie Preprocessor took 24.98ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.3MB in the end (delta: 778.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:34,654 INFO L158 Benchmark]: RCFGBuilder took 349.56ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 68.3MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:59:34,655 INFO L158 Benchmark]: CodeCheck took 18717.13ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 68.3MB in the beginning and 142.6MB in the end (delta: -74.3MB). Peak memory consumption was 159.9MB. Max. memory is 16.1GB. [2024-11-13 21:59:34,655 INFO L158 Benchmark]: Witness Printer took 81.81ms. Allocated memory is still 352.3MB. Free memory was 142.6MB in the beginning and 138.9MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:34,657 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 3 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.0s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 929 SdHoareTripleChecker+Valid, 8.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 384 mSDsluCounter, 934 SdHoareTripleChecker+Invalid, 7.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 554 mSDsCounter, 1076 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2789 IncrementalHoareTripleChecker+Invalid, 3865 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1076 mSolverCounterUnsat, 380 mSDtfsCounter, 2789 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4055 GetRequests, 3761 SyntacticMatches, 84 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20848 ImplicationChecksByTransitivity, 12.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 519 NumberOfCodeBlocks, 519 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 504 ConstructedInterpolants, 0 QuantifiedInterpolants, 1648 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1236 ConjunctsInSsa, 229 ConjunctsInUnsatCore, 15 InterpolantComputations, 3 PerfectInterpolantSequences, 510/744 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 12]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 6]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 9]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 103.8MB in the end (delta: 215.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.18ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 82.2MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.34ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.98ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.3MB in the end (delta: 778.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 349.56ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 68.3MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18717.13ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 68.3MB in the beginning and 142.6MB in the end (delta: -74.3MB). Peak memory consumption was 159.9MB. Max. memory is 16.1GB. * Witness Printer took 81.81ms. Allocated memory is still 352.3MB. Free memory was 142.6MB in the beginning and 138.9MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:59:34,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68fb4a56-c77b-456b-a5ed-e90986c0f3de/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE