./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label47.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 073d0286f7f22cdfd8eea76e89ac58c5da1aee755973b8c9a7ddb0308333499f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:55:50,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:55:50,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:55:50,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:55:50,854 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:55:50,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:55:50,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:55:50,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:55:50,877 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:55:50,877 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:55:50,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:55:50,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:55:50,877 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:55:50,877 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:55:50,877 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:55:50,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:55:50,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:55:50,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:55:50,878 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:55:50,878 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:55:50,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:55:50,878 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:55:50,878 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:55:50,878 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:55:50,878 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:55:50,878 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:55:50,879 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:55:50,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:55:50,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:55:50,879 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:55:50,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:55:50,879 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:55:50,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:55:50,879 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_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 073d0286f7f22cdfd8eea76e89ac58c5da1aee755973b8c9a7ddb0308333499f [2024-12-05 22:55:51,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:55:51,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:55:51,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:55:51,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:55:51,126 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:55:51,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label47.c [2024-12-05 22:55:53,825 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/data/1d5e829b2/dfdd61321ca542208ac21c7e94fdeb07/FLAG68cedc151 [2024-12-05 22:55:54,100 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:55:54,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/sv-benchmarks/c/eca-rers2012/Problem14_label47.c [2024-12-05 22:55:54,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/data/1d5e829b2/dfdd61321ca542208ac21c7e94fdeb07/FLAG68cedc151 [2024-12-05 22:55:54,403 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/data/1d5e829b2/dfdd61321ca542208ac21c7e94fdeb07 [2024-12-05 22:55:54,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:55:54,405 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:55:54,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:55:54,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:55:54,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:55:54,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:54,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e25d004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54, skipping insertion in model container [2024-12-05 22:55:54,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:54,442 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:55:54,604 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_f0525ce9-d72a-4439-b96a-7498ae0b70aa/sv-benchmarks/c/eca-rers2012/Problem14_label47.c[3529,3542] [2024-12-05 22:55:54,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:55:54,769 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:55:54,785 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_f0525ce9-d72a-4439-b96a-7498ae0b70aa/sv-benchmarks/c/eca-rers2012/Problem14_label47.c[3529,3542] [2024-12-05 22:55:54,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:55:54,895 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:55:54,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54 WrapperNode [2024-12-05 22:55:54,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:55:54,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:55:54,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:55:54,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:55:54,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:54,918 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:54,967 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-05 22:55:54,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:55:54,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:55:54,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:55:54,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:55:54,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:54,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:54,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:54,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:55,005 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:55,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:55,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:55,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:55,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:55,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:55:55,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:55:55,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:55:55,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:55:55,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:54" (1/1) ... [2024-12-05 22:55:55,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:55:55,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:55:55,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:55:55,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:55:55,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:55:55,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:55:55,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:55:55,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:55:55,131 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:55:55,133 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:55:56,190 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-05 22:55:56,190 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:55:59,085 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:55:59,085 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:55:59,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:55:59 BoogieIcfgContainer [2024-12-05 22:55:59,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:55:59,086 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:55:59,087 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:55:59,095 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:55:59,095 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:55:59" (1/1) ... [2024-12-05 22:55:59,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:55:59,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:55:59,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 22:55:59,143 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 22:55:59,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:55:59,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:55:59,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:55:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:55:59,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:55:59,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:55:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-05 22:55:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-05 22:55:59,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:55:59,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:55:59,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:55:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:16,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:16,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:16,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-12-05 22:56:16,345 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-05 22:56:16,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:56:16,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:16,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:54,915 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:55,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2024-12-05 22:56:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-12-05 22:56:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:56:55,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:55,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 22:57:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-12-05 22:57:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-12-05 22:57:14,838 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:57:14,838 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-05 22:57:14,846 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 22:57:15,063 INFO L77 FloydHoareUtils]: At program point L895(line 895) the Hoare annotation is: (or (not (= ~a21~0 9)) (not (= ~a24~0 1)) (not (= 7 ~a15~0)) (< (+ ~a12~0 42) 0) (< 11 ~a12~0)) [2024-12-05 22:57:15,063 INFO L77 FloydHoareUtils]: At program point L109-1(lines 30 882) the Hoare annotation is: (or (not (= ~a21~0 9)) (not (= ~a24~0 1)) (not (= 7 ~a15~0)) (< (+ ~a12~0 42) 0) (< 11 ~a12~0)) [2024-12-05 22:57:15,064 INFO L77 FloydHoareUtils]: At program point L112-1(lines 30 882) the Hoare annotation is: (or (not (= ~a21~0 9)) (not (= ~a24~0 1)) (not (= 7 ~a15~0)) (< (+ ~a12~0 42) 0) (< 11 ~a12~0)) [2024-12-05 22:57:15,064 INFO L75 FloydHoareUtils]: For program point L113(line 113) no Hoare annotation was computed. [2024-12-05 22:57:15,064 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:57:15,064 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2024-12-05 22:57:15,064 INFO L77 FloydHoareUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2024-12-05 22:57:15,064 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:57:15,064 INFO L77 FloydHoareUtils]: At program point L890-2(lines 890 899) the Hoare annotation is: (or (not (= ~a21~0 9)) (not (= ~a24~0 1)) (not (= 7 ~a15~0)) (< (+ ~a12~0 42) 0) (< 11 ~a12~0)) [2024-12-05 22:57:15,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:57:15 ImpRootNode [2024-12-05 22:57:15,075 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:57:15,076 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:57:15,076 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:57:15,076 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:57:15,077 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:55:59" (3/4) ... [2024-12-05 22:57:15,078 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:57:15,093 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 233 nodes and edges [2024-12-05 22:57:15,094 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-12-05 22:57:15,095 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-05 22:57:15,096 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:57:15,220 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:57:15,220 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:57:15,220 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:57:15,221 INFO L158 Benchmark]: Toolchain (without parser) took 80815.21ms. Allocated memory was 142.6MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 115.1MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 289.8MB. Max. memory is 16.1GB. [2024-12-05 22:57:15,221 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 83.3MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:15,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.63ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 83.4MB in the end (delta: 31.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 22:57:15,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.83ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 74.1MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:57:15,222 INFO L158 Benchmark]: Boogie Preprocessor took 69.58ms. Allocated memory is still 142.6MB. Free memory was 74.1MB in the beginning and 68.4MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:57:15,222 INFO L158 Benchmark]: RCFGBuilder took 4047.71ms. Allocated memory was 142.6MB in the beginning and 486.5MB in the end (delta: 343.9MB). Free memory was 68.2MB in the beginning and 387.9MB in the end (delta: -319.7MB). Peak memory consumption was 281.5MB. Max. memory is 16.1GB. [2024-12-05 22:57:15,223 INFO L158 Benchmark]: CodeCheck took 75988.89ms. Allocated memory was 486.5MB in the beginning and 1.8GB in the end (delta: 1.3GB). Free memory was 387.9MB in the beginning and 1.5GB in the end (delta: -1.1GB). Peak memory consumption was 201.2MB. Max. memory is 16.1GB. [2024-12-05 22:57:15,223 INFO L158 Benchmark]: Witness Printer took 144.08ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:57:15,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 75.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 99 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 79 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 197 IncrementalHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 42 mSDtfsCounter, 197 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 362 GetRequests, 328 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 73.9s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 361 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 21/34 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 113]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Location Invariant Derived location invariant: (((((a21 != 9) || (a24 != 1)) || (7 != a15)) || (((long long) a12 + 42) < 0)) || (11 < a12)) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((a21 != 9) || (a24 != 1)) || (7 != a15)) || (((long long) a12 + 42) < 0)) || (11 < a12)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 83.3MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.63ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 83.4MB in the end (delta: 31.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.83ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 74.1MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.58ms. Allocated memory is still 142.6MB. Free memory was 74.1MB in the beginning and 68.4MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4047.71ms. Allocated memory was 142.6MB in the beginning and 486.5MB in the end (delta: 343.9MB). Free memory was 68.2MB in the beginning and 387.9MB in the end (delta: -319.7MB). Peak memory consumption was 281.5MB. Max. memory is 16.1GB. * CodeCheck took 75988.89ms. Allocated memory was 486.5MB in the beginning and 1.8GB in the end (delta: 1.3GB). Free memory was 387.9MB in the beginning and 1.5GB in the end (delta: -1.1GB). Peak memory consumption was 201.2MB. Max. memory is 16.1GB. * Witness Printer took 144.08ms. Allocated memory is still 1.8GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 22:57:15,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0525ce9-d72a-4439-b96a-7498ae0b70aa/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE