./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i --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_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/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_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/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_75d65ec0-86cd-4049-8fd6-e374df82f935/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 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:11:02,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:11:02,624 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:11:02,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:11:02,629 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:11:02,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:11:02,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:11:02,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:11:02,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:11:02,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:11:02,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:11:02,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:11:02,653 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:11:02,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:11:02,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:11:02,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:11:02,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:11:02,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:11:02,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:11:02,654 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:11:02,654 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:11:02,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:11:02,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:11:02,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:11:02,655 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:11:02,655 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:11:02,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:11:02,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:02,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:11:02,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:11:02,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:11:02,656 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:11:02,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:11:02,656 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_75d65ec0-86cd-4049-8fd6-e374df82f935/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 -> 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 [2024-11-13 22:11:02,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:11:02,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:11:02,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:11:02,943 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:11:02,944 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:11:02,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i Unable to find full path for "g++" [2024-11-13 22:11:04,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:11:05,317 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:11:05,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2024-11-13 22:11:05,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/data/823fd8c92/f506b74ff9804a95a328959ea4631e62/FLAGfb63a30b0 [2024-11-13 22:11:05,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/data/823fd8c92/f506b74ff9804a95a328959ea4631e62 [2024-11-13 22:11:05,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:11:05,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:11:05,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:05,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:11:05,376 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:11:05,377 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc4e9a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05, skipping insertion in model container [2024-11-13 22:11:05,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,409 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:11:05,575 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_75d65ec0-86cd-4049-8fd6-e374df82f935/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2024-11-13 22:11:05,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:05,634 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:11:05,648 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_75d65ec0-86cd-4049-8fd6-e374df82f935/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2024-11-13 22:11:05,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:05,688 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:11:05,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05 WrapperNode [2024-11-13 22:11:05,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:05,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:05,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:11:05,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:11:05,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,744 INFO L138 Inliner]: procedures = 42, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2024-11-13 22:11:05,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:05,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:11:05,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:11:05,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:11:05,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,756 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,767 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:11:05,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:11:05,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:11:05,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:11:05,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:05" (1/1) ... [2024-11-13 22:11:05,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:05,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:11:05,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:11:05,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:11:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:11:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:11:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:11:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:11:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:11:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:11:05,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:11:05,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:11:05,936 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:11:05,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:11:06,339 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-13 22:11:06,342 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:11:06,488 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:11:06,489 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 22:11:06,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:06 BoogieIcfgContainer [2024-11-13 22:11:06,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:11:06,490 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:11:06,492 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:11:06,503 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:11:06,503 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:06" (1/1) ... [2024-11-13 22:11:06,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:11:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:06,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2024-11-13 22:11:06,562 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2024-11-13 22:11:06,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:11:06,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:06,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:06,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:06,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:06,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-13 22:11:06,908 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-13 22:11:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:11:06,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:06,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:07,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:07,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:07,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-13 22:11:07,173 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-13 22:11:07,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:11:07,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:07,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:07,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:11:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-13 22:11:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-13 22:11:07,489 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:11:07,489 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 22:11:07,503 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:11:07,544 INFO L77 FloydHoareUtils]: At program point L70-6(line 70) the Hoare annotation is: true [2024-11-13 22:11:07,545 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-11-13 22:11:07,546 INFO L77 FloydHoareUtils]: At program point L70-8(line 70) the Hoare annotation is: true [2024-11-13 22:11:07,546 INFO L77 FloydHoareUtils]: At program point L70-9(line 70) the Hoare annotation is: true [2024-11-13 22:11:07,549 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:11:07,549 INFO L77 FloydHoareUtils]: At program point L63-1(lines 63 84) the Hoare annotation is: true [2024-11-13 22:11:07,549 INFO L77 FloydHoareUtils]: At program point L63-3(lines 63 84) the Hoare annotation is: true [2024-11-13 22:11:07,549 INFO L77 FloydHoareUtils]: At program point L63-4(lines 63 84) the Hoare annotation is: true [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 19) the Hoare annotation is: true [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point L65(lines 65 83) the Hoare annotation is: true [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point L90-2(lines 90 92) the Hoare annotation is: true [2024-11-13 22:11:07,550 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2024-11-13 22:11:07,550 INFO L75 FloydHoareUtils]: For program point L16(line 16) no Hoare annotation was computed. [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point L66(line 66) the Hoare annotation is: true [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point L66-8(line 66) the Hoare annotation is: true [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point L66-9(line 66) the Hoare annotation is: true [2024-11-13 22:11:07,550 INFO L77 FloydHoareUtils]: At program point parse_expression_list_returnLabel#1(lines 58 86) the Hoare annotation is: true [2024-11-13 22:11:07,551 INFO L77 FloydHoareUtils]: At program point L67-3(line 67) the Hoare annotation is: true [2024-11-13 22:11:07,551 INFO L77 FloydHoareUtils]: At program point L67-5(line 67) the Hoare annotation is: true [2024-11-13 22:11:07,551 INFO L77 FloydHoareUtils]: At program point L67-6(line 67) the Hoare annotation is: true [2024-11-13 22:11:07,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:11:07 ImpRootNode [2024-11-13 22:11:07,564 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:11:07,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:11:07,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:11:07,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:11:07,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:06" (3/4) ... [2024-11-13 22:11:07,568 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:11:07,577 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-13 22:11:07,579 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 22:11:07,580 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:11:07,580 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:11:07,672 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:11:07,672 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:11:07,673 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:11:07,674 INFO L158 Benchmark]: Toolchain (without parser) took 2307.03ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 60.7MB in the end (delta: 31.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-13 22:11:07,674 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:11:07,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.01ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 79.7MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:11:07,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.90ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:11:07,675 INFO L158 Benchmark]: Boogie Preprocessor took 26.91ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:11:07,675 INFO L158 Benchmark]: RCFGBuilder took 717.22ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 56.8MB in the end (delta: 20.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:11:07,675 INFO L158 Benchmark]: CodeCheck took 1073.81ms. Allocated memory is still 117.4MB. Free memory was 56.8MB in the beginning and 65.9MB in the end (delta: -9.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:11:07,676 INFO L158 Benchmark]: Witness Printer took 107.91ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 60.7MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:11:07,681 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 130 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 45 IncrementalHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 48 mSDtfsCounter, 45 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 52 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3/4 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: 16]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.01ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 79.7MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.90ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.91ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 717.22ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 56.8MB in the end (delta: 20.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1073.81ms. Allocated memory is still 117.4MB. Free memory was 56.8MB in the beginning and 65.9MB in the end (delta: -9.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 107.91ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 60.7MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:11:07,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75d65ec0-86cd-4049-8fd6-e374df82f935/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