./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/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_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/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_bce6f5d2-a073-45e6-85c7-502ecd47b41a/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 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:34:05,889 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:34:05,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:34:05,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:34:05,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:34:06,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:34:06,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:34:06,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:34:06,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:34:06,009 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:34:06,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:34:06,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:34:06,010 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:34:06,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:34:06,010 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:34:06,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:34:06,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:34:06,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:34:06,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:34:06,011 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:34:06,011 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:34:06,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:34:06,011 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:34:06,012 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:34:06,012 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:34:06,012 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:34:06,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:34:06,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:06,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:34:06,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:34:06,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:34:06,013 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:34:06,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:34:06,013 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_bce6f5d2-a073-45e6-85c7-502ecd47b41a/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 -> 969ea7ac1a6cea553b276c54292ec8e81265daf8dd23428f445a60f39343440e [2024-11-13 16:34:06,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:34:06,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:34:06,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:34:06,382 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:34:06,383 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:34:06,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c Unable to find full path for "g++" [2024-11-13 16:34:08,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:34:09,008 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:34:09,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c [2024-11-13 16:34:09,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/data/0feb9114a/5f05829fb1514c42a16cb9cf66b29c26/FLAGccb4ccd94 [2024-11-13 16:34:09,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/data/0feb9114a/5f05829fb1514c42a16cb9cf66b29c26 [2024-11-13 16:34:09,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:34:09,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:34:09,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:34:09,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:34:09,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:34:09,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34018b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09, skipping insertion in model container [2024-11-13 16:34:09,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:34:09,285 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_bce6f5d2-a073-45e6-85c7-502ecd47b41a/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c[576,589] [2024-11-13 16:34:09,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:34:09,331 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:34:09,348 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_bce6f5d2-a073-45e6-85c7-502ecd47b41a/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound2.c[576,589] [2024-11-13 16:34:09,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:34:09,378 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:34:09,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09 WrapperNode [2024-11-13 16:34:09,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:34:09,380 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:34:09,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:34:09,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:34:09,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,416 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2024-11-13 16:34:09,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:34:09,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:34:09,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:34:09,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:34:09,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,442 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:34:09,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:34:09,450 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:34:09,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:34:09,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:09,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:34:09,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:34:09,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:34:09,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:34:09,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:34:09,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:34:09,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:34:09,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:34:09,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:34:09,647 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:34:09,650 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:34:09,851 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 16:34:09,851 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:34:09,913 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:34:09,916 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:34:09,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:34:09 BoogieIcfgContainer [2024-11-13 16:34:09,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:34:09,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:34:09,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:34:09,930 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:34:09,930 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:34:09" (1/1) ... [2024-11-13 16:34:09,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:34:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:10,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2024-11-13 16:34:10,028 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2024-11-13 16:34:10,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:34:10,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:10,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:10,207 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 16:34:10,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:10,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-11-13 16:34:10,230 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-11-13 16:34:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:34:10,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:10,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:10,384 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 16:34:10,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-13 16:34:10,455 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-13 16:34:10,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:34:10,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:10,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:10,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:34:10,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:10,752 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 16:34:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:11,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2024-11-13 16:34:11,171 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-11-13 16:34:11,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 16:34:11,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:11,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:11,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:34:11,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:11,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:34:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 35 states and 61 transitions. [2024-11-13 16:34:11,929 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2024-11-13 16:34:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 16:34:11,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:11,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 16:34:12,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 64 transitions. [2024-11-13 16:34:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2024-11-13 16:34:12,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 16:34:12,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:12,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:12,933 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 16:34:12,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:13,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:34:13,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 68 transitions. [2024-11-13 16:34:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2024-11-13 16:34:13,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 16:34:13,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:13,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:13,359 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:34:14,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 79 transitions. [2024-11-13 16:34:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2024-11-13 16:34:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 16:34:14,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:14,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 16:34:15,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:15,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 84 transitions. [2024-11-13 16:34:15,681 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2024-11-13 16:34:15,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 16:34:15,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:15,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 16:34:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 59 states and 106 transitions. [2024-11-13 16:34:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 106 transitions. [2024-11-13 16:34:18,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 16:34:18,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:18,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 16:34:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:20,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 63 states and 115 transitions. [2024-11-13 16:34:20,306 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 115 transitions. [2024-11-13 16:34:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:34:20,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:20,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:20,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 16:34:20,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:21,179 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 16:34:24,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:24,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 73 states and 135 transitions. [2024-11-13 16:34:24,706 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 135 transitions. [2024-11-13 16:34:24,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:34:24,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:24,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:24,787 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 16:34:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 140 transitions. [2024-11-13 16:34:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 140 transitions. [2024-11-13 16:34:25,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 16:34:25,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:25,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:25,829 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 16:34:26,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:26,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 78 states and 143 transitions. [2024-11-13 16:34:26,765 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 143 transitions. [2024-11-13 16:34:26,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 16:34:26,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:26,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 16:34:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 163 transitions. [2024-11-13 16:34:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2024-11-13 16:34:30,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 16:34:30,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:30,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 16:34:31,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:31,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 90 states and 165 transitions. [2024-11-13 16:34:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 165 transitions. [2024-11-13 16:34:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 16:34:31,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:31,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 16:34:32,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 94 states and 171 transitions. [2024-11-13 16:34:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 171 transitions. [2024-11-13 16:34:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:34:32,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:32,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:33,364 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-13 16:34:34,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:34,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 95 states and 177 transitions. [2024-11-13 16:34:34,740 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 177 transitions. [2024-11-13 16:34:34,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:34:34,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:34,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:34:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:34,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 16:34:34,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:34:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 16:34:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 191 transitions. [2024-11-13 16:34:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 191 transitions. [2024-11-13 16:34:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:34:40,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:34:40,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:34:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:34:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-13 16:34:41,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:34:41,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 29 states and 36 transitions. [2024-11-13 16:34:41,776 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-13 16:34:41,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:34:41,777 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2024-11-13 16:34:41,787 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 16:34:42,622 INFO L77 FloydHoareUtils]: At program point L48(line 48) the Hoare annotation is: true [2024-11-13 16:34:42,622 INFO L77 FloydHoareUtils]: At program point L49(lines 46 58) the Hoare annotation is: true [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point L37-1(lines 37 61) the Hoare annotation is: (let ((.cse0 (<= ~counter~0 1))) (or (not (= |ULTIMATE.start_main_#t~post6#1| 0)) (and .cse0 (<= 1 ~counter~0)) (not (= |ULTIMATE.start_main_~a~0#1| 0)) (and .cse0 (< |ULTIMATE.start_main_~y~0#1| 1)) (not (= (* |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~y~0#1|) |ULTIMATE.start_main_~b~0#1|)) (not (and (= |ULTIMATE.start_main_~r~0#1| |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_main_~q~0#1| 0))))) [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point L37-3(lines 37 61) the Hoare annotation is: true [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point L37-4(lines 37 61) the Hoare annotation is: true [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point L54(line 54) the Hoare annotation is: true [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point L54-1(line 54) the Hoare annotation is: true [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point L46-1(lines 46 58) the Hoare annotation is: (not (and (not (and (= |ULTIMATE.start_main_~b~0#1| |ULTIMATE.start_main_~y~0#1|) (= |ULTIMATE.start_main_~a~0#1| 1))) (< 1 |ULTIMATE.start_main_#t~post7#1|) (< ~counter~0 (+ |ULTIMATE.start_main_#t~post7#1| 1)))) [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point L46-3(lines 46 58) the Hoare annotation is: true [2024-11-13 16:34:42,623 INFO L77 FloydHoareUtils]: At program point L46-4(lines 46 58) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L38(line 38) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L38-1(line 38) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L47-1(line 47) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L39(lines 37 61) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (< __VERIFIER_assert_~cond 1) (not (= __VERIFIER_assert_~cond 0)))) [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: true [2024-11-13 16:34:42,624 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: true [2024-11-13 16:34:42,625 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-13 16:34:42,625 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-11-13 16:34:42,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:34:42 ImpRootNode [2024-11-13 16:34:42,654 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:34:42,654 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:34:42,655 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:34:42,655 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:34:42,657 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:34:09" (3/4) ... [2024-11-13 16:34:42,659 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:34:42,664 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 16:34:42,669 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 16:34:42,669 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 16:34:42,669 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 16:34:42,670 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:34:42,769 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:34:42,769 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:34:42,769 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:34:42,770 INFO L158 Benchmark]: Toolchain (without parser) took 33722.56ms. Allocated memory was 109.1MB in the beginning and 201.3MB in the end (delta: 92.3MB). Free memory was 84.9MB in the beginning and 86.7MB in the end (delta: -1.8MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2024-11-13 16:34:42,771 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:34:42,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.46ms. Allocated memory is still 109.1MB. Free memory was 84.9MB in the beginning and 73.5MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:34:42,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.09ms. Allocated memory is still 109.1MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:34:42,772 INFO L158 Benchmark]: Boogie Preprocessor took 31.31ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 71.5MB in the end (delta: 713.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:34:42,773 INFO L158 Benchmark]: RCFGBuilder took 466.89ms. Allocated memory is still 109.1MB. Free memory was 71.5MB in the beginning and 59.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:34:42,773 INFO L158 Benchmark]: CodeCheck took 32736.84ms. Allocated memory was 109.1MB in the beginning and 201.3MB in the end (delta: 92.3MB). Free memory was 59.2MB in the beginning and 91.0MB in the end (delta: -31.8MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2024-11-13 16:34:42,774 INFO L158 Benchmark]: Witness Printer took 115.01ms. Allocated memory is still 201.3MB. Free memory was 91.0MB in the beginning and 86.7MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:34:42,776 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 2 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.8s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1451 SdHoareTripleChecker+Valid, 12.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 552 mSDsluCounter, 1068 SdHoareTripleChecker+Invalid, 11.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 241 mSDsCounter, 1402 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4728 IncrementalHoareTripleChecker+Invalid, 6130 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1402 mSolverCounterUnsat, 827 mSDtfsCounter, 4728 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5097 GetRequests, 4732 SyntacticMatches, 65 SemanticMatches, 300 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43490 ImplicationChecksByTransitivity, 26.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 574 NumberOfCodeBlocks, 574 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 555 ConstructedInterpolants, 0 QuantifiedInterpolants, 1463 SizeOfPredicates, 9 NumberOfNonLiveVariables, 435 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 19 InterpolantComputations, 9 PerfectInterpolantSequences, 706/744 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.46ms. Allocated memory is still 109.1MB. Free memory was 84.9MB in the beginning and 73.5MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.09ms. Allocated memory is still 109.1MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.31ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 71.5MB in the end (delta: 713.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 466.89ms. Allocated memory is still 109.1MB. Free memory was 71.5MB in the beginning and 59.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 32736.84ms. Allocated memory was 109.1MB in the beginning and 201.3MB in the end (delta: 92.3MB). Free memory was 59.2MB in the beginning and 91.0MB in the end (delta: -31.8MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * Witness Printer took 115.01ms. Allocated memory is still 201.3MB. Free memory was 91.0MB in the beginning and 86.7MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:34:42,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce6f5d2-a073-45e6-85c7-502ecd47b41a/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