./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label25.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_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/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_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label25.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/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_6e06214e-a57c-4f32-8727-692cbf081e9f/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 b3a00e8e91353fe2867235d39a21deaf6e027bf890f337090cb073a769f36f77 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:40:03,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:40:03,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:40:03,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:40:03,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:40:03,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:40:03,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:40:03,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:40:03,658 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:40:03,658 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:40:03,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:40:03,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:40:03,658 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:40:03,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:40:03,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:40:03,659 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:40:03,659 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:40:03,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:40:03,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:40:03,660 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:40:03,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:40:03,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:40:03,660 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:40:03,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:40:03,660 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_6e06214e-a57c-4f32-8727-692cbf081e9f/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 -> b3a00e8e91353fe2867235d39a21deaf6e027bf890f337090cb073a769f36f77 [2024-12-06 05:40:03,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:40:03,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:40:03,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:40:03,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:40:03,911 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:40:03,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem16_label25.c [2024-12-06 05:40:06,527 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/data/07716edf2/18bdbcf3bfa6403c9c856452e399a252/FLAG6881c70ff [2024-12-06 05:40:06,866 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:40:06,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/sv-benchmarks/c/eca-rers2012/Problem16_label25.c [2024-12-06 05:40:06,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/data/07716edf2/18bdbcf3bfa6403c9c856452e399a252/FLAG6881c70ff [2024-12-06 05:40:07,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/data/07716edf2/18bdbcf3bfa6403c9c856452e399a252 [2024-12-06 05:40:07,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:40:07,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:40:07,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:40:07,117 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:40:07,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:40:07,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c833fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07, skipping insertion in model container [2024-12-06 05:40:07,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:40:07,305 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_6e06214e-a57c-4f32-8727-692cbf081e9f/sv-benchmarks/c/eca-rers2012/Problem16_label25.c[5318,5331] [2024-12-06 05:40:07,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:40:07,556 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:40:07,574 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_6e06214e-a57c-4f32-8727-692cbf081e9f/sv-benchmarks/c/eca-rers2012/Problem16_label25.c[5318,5331] [2024-12-06 05:40:07,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:40:07,714 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:40:07,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07 WrapperNode [2024-12-06 05:40:07,715 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:40:07,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:40:07,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:40:07,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:40:07,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,855 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1769 [2024-12-06 05:40:07,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:40:07,856 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:40:07,856 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:40:07,856 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:40:07,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,922 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,933 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:40:07,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:40:07,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:40:07,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:40:07,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:07" (1/1) ... [2024-12-06 05:40:07,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:40:08,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:40:08,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:40:08,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:40:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:40:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:40:08,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:40:08,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:40:08,105 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:40:08,107 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:40:10,018 INFO L? ?]: Removed 276 outVars from TransFormulas that were not future-live. [2024-12-06 05:40:10,018 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:40:21,541 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:40:21,541 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:40:21,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:40:21 BoogieIcfgContainer [2024-12-06 05:40:21,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:40:21,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:40:21,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:40:21,551 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:40:21,551 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:40:21" (1/1) ... [2024-12-06 05:40:21,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:40:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 05:40:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 05:40:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:40:21,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:21,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:40:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:21,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:40:21,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 05:40:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 05:40:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:40:21,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:21,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:40:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:42:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-12-06 05:42:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-12-06 05:42:17,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:42:17,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:17,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:42:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:46:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:45,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 54 transitions. [2024-12-06 05:46:45,492 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2024-12-06 05:46:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:46:45,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:45,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:46:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:51:31,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 66 transitions. [2024-12-06 05:51:31,529 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 66 transitions. [2024-12-06 05:51:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:51:31,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:31,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:05,750 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 05:54:06,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 32 states and 64 transitions. [2024-12-06 05:54:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 64 transitions. [2024-12-06 05:54:06,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:54:06,116 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-12-06 05:54:06,124 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:54:06,353 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:54:06,353 INFO L77 FloydHoareUtils]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2024-12-06 05:54:06,353 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 167) no Hoare annotation was computed. [2024-12-06 05:54:06,353 INFO L77 FloydHoareUtils]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (or (not (= ~a12~0 6)) (not (= ~a15~0 3)) (< (+ ~a18~0 78) 0) (not (= ~a16~0 9)) (< 134 ~a18~0)) [2024-12-06 05:54:06,353 INFO L77 FloydHoareUtils]: At program point L1788(line 1788) the Hoare annotation is: (or (not (= ~a12~0 6)) (not (= ~a15~0 3)) (< (+ ~a18~0 78) 0) (not (= ~a16~0 9)) (< 134 ~a18~0)) [2024-12-06 05:54:06,353 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:54:06,353 INFO L77 FloydHoareUtils]: At program point L163-1(lines 33 1502) the Hoare annotation is: (or (not (= ~a12~0 6)) (not (= ~a15~0 3)) (< (+ ~a18~0 78) 0) (not (= ~a16~0 9)) (< 134 ~a18~0)) [2024-12-06 05:54:06,354 INFO L77 FloydHoareUtils]: At program point L166-1(lines 33 1502) the Hoare annotation is: (or (not (= ~a12~0 6)) (not (= ~a15~0 3)) (< (+ ~a18~0 78) 0) (not (= ~a16~0 9)) (< 134 ~a18~0)) [2024-12-06 05:54:06,354 INFO L75 FloydHoareUtils]: For program point L167(line 167) no Hoare annotation was computed. [2024-12-06 05:54:06,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:54:06 ImpRootNode [2024-12-06 05:54:06,363 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:54:06,363 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:54:06,363 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:54:06,363 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:54:06,364 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:40:21" (3/4) ... [2024-12-06 05:54:06,366 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:54:06,382 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 385 nodes and edges [2024-12-06 05:54:06,385 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-12-06 05:54:06,388 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 05:54:06,390 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:54:06,553 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:54:06,553 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:54:06,553 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:54:06,554 INFO L158 Benchmark]: Toolchain (without parser) took 839437.88ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 112.8MB in the beginning and 918.9MB in the end (delta: -806.1MB). Peak memory consumption was 623.8MB. Max. memory is 16.1GB. [2024-12-06 05:54:06,555 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:54:06,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.65ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 55.8MB in the end (delta: 57.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 05:54:06,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.38ms. Allocated memory is still 142.6MB. Free memory was 55.5MB in the beginning and 91.5MB in the end (delta: -36.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-12-06 05:54:06,556 INFO L158 Benchmark]: Boogie Preprocessor took 130.11ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 78.1MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:54:06,556 INFO L158 Benchmark]: RCFGBuilder took 13554.42ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 78.1MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-12-06 05:54:06,557 INFO L158 Benchmark]: CodeCheck took 824820.53ms. Allocated memory was 2.4GB in the beginning and 1.6GB in the end (delta: -847.2MB). Free memory was 1.9GB in the beginning and 943.7MB in the end (delta: 932.0MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. [2024-12-06 05:54:06,557 INFO L158 Benchmark]: Witness Printer took 190.24ms. Allocated memory is still 1.6GB. Free memory was 943.7MB in the beginning and 918.9MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:54:06,559 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: 824.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 165 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 139 mSDsluCounter, 155 SdHoareTripleChecker+Invalid, 4.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 90 mSDsCounter, 75 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 428 IncrementalHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 75 mSolverCounterUnsat, 65 mSDtfsCounter, 428 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 540 GetRequests, 480 SyntacticMatches, 4 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 820.1s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 526 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 21/44 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: 167]: 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: 1783]: Loop Invariant Derived loop invariant: (((((a12 != 6) || (a15 != 3)) || (((long long) a18 + 78) < 0)) || (a16 != 9)) || (134 < a18)) - InvariantResult [Line: 33]: Location Invariant Derived location invariant: (((((a12 != 6) || (a15 != 3)) || (((long long) a18 + 78) < 0)) || (a16 != 9)) || (134 < a18)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 597.65ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 55.8MB in the end (delta: 57.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.38ms. Allocated memory is still 142.6MB. Free memory was 55.5MB in the beginning and 91.5MB in the end (delta: -36.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 130.11ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 78.1MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 13554.42ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 78.1MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * CodeCheck took 824820.53ms. Allocated memory was 2.4GB in the beginning and 1.6GB in the end (delta: -847.2MB). Free memory was 1.9GB in the beginning and 943.7MB in the end (delta: 932.0MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. * Witness Printer took 190.24ms. Allocated memory is still 1.6GB. Free memory was 943.7MB in the beginning and 918.9MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 05:54:06,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e06214e-a57c-4f32-8727-692cbf081e9f/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