./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/jm2006_variant.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/jm2006_variant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:26:29,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:26:29,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:26:29,466 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:26:29,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:26:29,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:26:29,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:26:29,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:26:29,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:26:29,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:26:29,509 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:26:29,509 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:26:29,510 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:26:29,510 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:26:29,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:26:29,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:26:29,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:26:29,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:26:29,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:26:29,512 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:26:29,512 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:26:29,517 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:26:29,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:26:29,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:26:29,518 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:26:29,518 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:26:29,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:26:29,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:26:29,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:26:29,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:26:29,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:26:29,519 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:26:29,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:26:29,520 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 [2024-11-08 22:26:29,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:26:29,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:26:29,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:26:29,868 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:26:29,869 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:26:29,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-lit/jm2006_variant.i Unable to find full path for "g++" [2024-11-08 22:26:31,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:26:32,161 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:26:32,163 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/sv-benchmarks/c/loop-lit/jm2006_variant.i [2024-11-08 22:26:32,172 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/data/ffc4fc82a/4607c5b365ca42b0b53fb87f4b4b4161/FLAG169db5631 [2024-11-08 22:26:32,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/data/ffc4fc82a/4607c5b365ca42b0b53fb87f4b4b4161 [2024-11-08 22:26:32,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:26:32,201 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:26:32,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:26:32,204 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:26:32,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:26:32,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dea34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32, skipping insertion in model container [2024-11-08 22:26:32,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,240 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:26:32,468 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_504b947a-d650-4997-90c1-254ef889554a/sv-benchmarks/c/loop-lit/jm2006_variant.i[895,908] [2024-11-08 22:26:32,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:26:32,498 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:26:32,516 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_504b947a-d650-4997-90c1-254ef889554a/sv-benchmarks/c/loop-lit/jm2006_variant.i[895,908] [2024-11-08 22:26:32,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:26:32,542 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:26:32,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32 WrapperNode [2024-11-08 22:26:32,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:26:32,543 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:26:32,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:26:32,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:26:32,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,576 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2024-11-08 22:26:32,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:26:32,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:26:32,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:26:32,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:26:32,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,595 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,630 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:26:32,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:26:32,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:26:32,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:26:32,635 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:26:32" (1/1) ... [2024-11-08 22:26:32,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:26:32,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:26:32,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:26:32,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:26:32,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:26:32,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:26:32,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:26:32,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:26:32,831 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:26:32,833 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:26:32,984 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-08 22:26:32,984 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:26:33,011 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:26:33,015 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:26:33,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:33 BoogieIcfgContainer [2024-11-08 22:26:33,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:26:33,017 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:26:33,017 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:26:33,025 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:26:33,025 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:33" (1/1) ... [2024-11-08 22:26:33,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:26:33,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:33,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-08 22:26:33,094 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-08 22:26:33,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:26:33,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:33,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:33,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:26:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:33,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-08 22:26:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-08 22:26:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:26:33,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:33,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:26:33,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:33,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2024-11-08 22:26:33,987 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2024-11-08 22:26:33,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:26:33,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:33,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:26:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-08 22:26:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-08 22:26:34,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:26:34,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:34,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:26:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:26:35,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:35,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-08 22:26:35,608 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-08 22:26:35,608 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:26:35,608 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-08 22:26:35,617 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:26:35,751 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:26:35,752 INFO L77 FloydHoareUtils]: At program point L33-1(lines 33 37) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~x~0#1| 0)) (= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~z~0#1|) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~x~0#1|))) [2024-11-08 22:26:35,752 INFO L77 FloydHoareUtils]: At program point L33-3(lines 33 37) the Hoare annotation is: (= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~z~0#1|) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~x~0#1|)) [2024-11-08 22:26:35,752 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-08 22:26:35,752 INFO L77 FloydHoareUtils]: At program point L33-4(lines 24 42) the Hoare annotation is: (and (or (< (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~z~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 1)) (< (+ |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~z~0#1|) 1)) (or (< 0 (+ |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~z~0#1| 1)) (< |ULTIMATE.start_main_~j~0#1| (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~z~0#1| 1)))) [2024-11-08 22:26:35,753 INFO L75 FloydHoareUtils]: For program point L19(line 19) no Hoare annotation was computed. [2024-11-08 22:26:35,753 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:26:35,753 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 24 42) the Hoare annotation is: true [2024-11-08 22:26:35,753 INFO L77 FloydHoareUtils]: At program point L38-1(lines 38 40) the Hoare annotation is: true [2024-11-08 22:26:35,753 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-08 22:26:35,754 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-08 22:26:35,754 INFO L77 FloydHoareUtils]: At program point L18(lines 18 20) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-08 22:26:35,754 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 22) the Hoare annotation is: true [2024-11-08 22:26:35,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:26:35 ImpRootNode [2024-11-08 22:26:35,767 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:26:35,768 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:26:35,768 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:26:35,768 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:26:35,769 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:33" (3/4) ... [2024-11-08 22:26:35,771 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:26:35,778 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-08 22:26:35,779 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:26:35,779 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:26:35,779 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:26:35,871 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:26:35,872 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:26:35,872 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:26:35,872 INFO L158 Benchmark]: Toolchain (without parser) took 3671.76ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 110.5MB in the beginning and 120.7MB in the end (delta: -10.2MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2024-11-08 22:26:35,873 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory was 120.8MB in the beginning and 120.6MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:26:35,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.26ms. Allocated memory is still 151.0MB. Free memory was 110.5MB in the beginning and 97.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:26:35,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.16ms. Allocated memory is still 151.0MB. Free memory was 97.9MB in the beginning and 96.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:26:35,874 INFO L158 Benchmark]: Boogie Preprocessor took 54.04ms. Allocated memory is still 151.0MB. Free memory was 96.3MB in the beginning and 95.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:26:35,874 INFO L158 Benchmark]: RCFGBuilder took 383.30ms. Allocated memory is still 151.0MB. Free memory was 95.3MB in the beginning and 84.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:26:35,875 INFO L158 Benchmark]: CodeCheck took 2750.17ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 84.8MB in the beginning and 125.9MB in the end (delta: -41.1MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-11-08 22:26:35,875 INFO L158 Benchmark]: Witness Printer took 103.97ms. Allocated memory is still 195.0MB. Free memory was 125.9MB in the beginning and 120.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:26:35,880 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, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 68 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 64 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 168 IncrementalHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 64 mSolverCounterUnsat, 20 mSDtfsCounter, 168 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 293 GetRequests, 255 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 270 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 0/5 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: 19]: 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: 33]: Loop Invariant Derived loop invariant: ((((long long) i + y) + z) == ((long long) j + x)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory was 120.8MB in the beginning and 120.6MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.26ms. Allocated memory is still 151.0MB. Free memory was 110.5MB in the beginning and 97.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.16ms. Allocated memory is still 151.0MB. Free memory was 97.9MB in the beginning and 96.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.04ms. Allocated memory is still 151.0MB. Free memory was 96.3MB in the beginning and 95.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 383.30ms. Allocated memory is still 151.0MB. Free memory was 95.3MB in the beginning and 84.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 2750.17ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 84.8MB in the beginning and 125.9MB in the end (delta: -41.1MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Witness Printer took 103.97ms. Allocated memory is still 195.0MB. Free memory was 125.9MB in the beginning and 120.7MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:26:35,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_504b947a-d650-4997-90c1-254ef889554a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE