./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-loops.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/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_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-loops.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9200f4b7c01ae534db411c2832d0714b6eaa58a9d668730c8aeb9497dccadca2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:23:33,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:23:33,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:23:33,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:23:33,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:23:33,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:23:33,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:23:33,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:23:33,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:23:33,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:23:33,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:23:33,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:23:33,504 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:23:33,504 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:23:33,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:23:33,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:23:33,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:23:33,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:23:33,505 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:23:33,505 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:23:33,505 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:23:33,508 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:23:33,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:23:33,508 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_0cd5c956-dea1-4578-83c1-fbce160f404d/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9200f4b7c01ae534db411c2832d0714b6eaa58a9d668730c8aeb9497dccadca2 [2024-11-13 21:23:33,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:23:33,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:23:33,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:23:33,838 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:23:33,839 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:23:33,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-loops.c Unable to find full path for "g++" [2024-11-13 21:23:35,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:23:36,047 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:23:36,048 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-loops.c [2024-11-13 21:23:36,056 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/data/ba38b189d/12328105560244419c777c25dbc733a8/FLAG68bbd4c97 [2024-11-13 21:23:36,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/data/ba38b189d/12328105560244419c777c25dbc733a8 [2024-11-13 21:23:36,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:23:36,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:23:36,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:23:36,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:23:36,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:23:36,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c8a608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36, skipping insertion in model container [2024-11-13 21:23:36,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:23:36,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:23:36,562 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:23:36,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:23:36,591 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:23:36,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36 WrapperNode [2024-11-13 21:23:36,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:23:36,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:23:36,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:23:36,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:23:36,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,605 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,622 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-11-13 21:23:36,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:23:36,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:23:36,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:23:36,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:23:36,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:23:36,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:23:36,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:23:36,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:23:36,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:23:36,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:23:36,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:23:36,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:23:36,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:23:36,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:23:36,804 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:23:36,806 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:23:36,895 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 21:23:36,895 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:23:36,919 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:23:36,920 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:23:36,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:23:36 BoogieIcfgContainer [2024-11-13 21:23:36,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:23:36,921 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:23:36,921 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:23:36,932 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:23:36,932 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:23:36" (1/1) ... [2024-11-13 21:23:36,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:23:36,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 21:23:36,986 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 21:23:36,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:23:36,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:36,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:37,129 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 21:23:37,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:37,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 21:23:37,189 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 21:23:37,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:23:37,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:37,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:37,224 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 21:23:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:37,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 21:23:37,262 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 21:23:37,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:23:37,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:37,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:37,321 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 21:23:37,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:37,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-13 21:23:37,585 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-13 21:23:37,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:23:37,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:37,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:37,655 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 21:23:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-13 21:23:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-13 21:23:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:23:37,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:37,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:37,944 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 21:23:38,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:38,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-11-13 21:23:38,334 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-13 21:23:38,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:23:38,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:38,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:38,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:23:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:38,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-13 21:23:38,719 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-13 21:23:38,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:23:38,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:38,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:38,781 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 21:23:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:38,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 21:23:38,822 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 21:23:38,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:23:38,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:38,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:38,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:23:39,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:39,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2024-11-13 21:23:39,137 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2024-11-13 21:23:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:23:39,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:39,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:39,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:23:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:39,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 21:23:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 21:23:39,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:23:39,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:39,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 21:23:39,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 21:23:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 21:23:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:23:39,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:39,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:39,786 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 21:23:40,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:40,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2024-11-13 21:23:40,855 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-11-13 21:23:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:23:40,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:40,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:40,883 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:23:41,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:41,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-11-13 21:23:41,048 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-11-13 21:23:41,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:23:41,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:41,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:41,077 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:23:41,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:41,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-11-13 21:23:41,290 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-11-13 21:23:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:23:41,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:41,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:41,381 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:23:41,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:41,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2024-11-13 21:23:41,619 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-11-13 21:23:41,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:23:41,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:41,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:41,829 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 21:23:42,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:42,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2024-11-13 21:23:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2024-11-13 21:23:42,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:23:42,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:42,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:42,320 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:42,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:42,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 53 transitions. [2024-11-13 21:23:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2024-11-13 21:23:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:23:42,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:42,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:42,831 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:43,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:43,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2024-11-13 21:23:43,272 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2024-11-13 21:23:43,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:23:43,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:43,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:43,397 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 25 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:43,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2024-11-13 21:23:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2024-11-13 21:23:43,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 21:23:43,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:43,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:44,039 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 29 proven. 63 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:44,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2024-11-13 21:23:44,552 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2024-11-13 21:23:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 21:23:44,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:44,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:44,711 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 33 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:45,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:45,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 54 states and 65 transitions. [2024-11-13 21:23:45,250 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2024-11-13 21:23:45,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 21:23:45,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:45,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 37 proven. 108 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:45,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:45,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 68 transitions. [2024-11-13 21:23:45,982 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2024-11-13 21:23:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:23:45,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:45,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:46,167 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 41 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:46,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:46,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 60 states and 71 transitions. [2024-11-13 21:23:46,697 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 71 transitions. [2024-11-13 21:23:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:23:46,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:46,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:46,868 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 45 proven. 165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2024-11-13 21:23:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2024-11-13 21:23:47,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:23:47,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:47,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:47,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 49 proven. 198 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 66 states and 77 transitions. [2024-11-13 21:23:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2024-11-13 21:23:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 21:23:48,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:48,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 53 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:49,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 69 states and 80 transitions. [2024-11-13 21:23:49,049 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 80 transitions. [2024-11-13 21:23:49,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 21:23:49,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:49,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 57 proven. 273 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:49,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:49,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 72 states and 83 transitions. [2024-11-13 21:23:49,976 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 83 transitions. [2024-11-13 21:23:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 21:23:49,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:49,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 61 proven. 315 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:50,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:50,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 75 states and 86 transitions. [2024-11-13 21:23:50,943 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions. [2024-11-13 21:23:50,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 21:23:50,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:50,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 65 proven. 360 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:51,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:51,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 78 states and 89 transitions. [2024-11-13 21:23:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 89 transitions. [2024-11-13 21:23:51,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 21:23:51,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:51,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 69 proven. 408 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:52,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:52,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 81 states and 92 transitions. [2024-11-13 21:23:52,932 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2024-11-13 21:23:52,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-13 21:23:52,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:52,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 73 proven. 459 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:53,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 84 states and 95 transitions. [2024-11-13 21:23:53,960 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2024-11-13 21:23:53,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 21:23:53,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:53,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 77 proven. 513 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:54,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 87 states and 98 transitions. [2024-11-13 21:23:54,949 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 98 transitions. [2024-11-13 21:23:54,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-13 21:23:54,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:54,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:55,228 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 81 proven. 570 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:55,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:55,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 90 states and 101 transitions. [2024-11-13 21:23:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 101 transitions. [2024-11-13 21:23:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 21:23:55,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:55,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 85 proven. 630 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:57,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 93 states and 104 transitions. [2024-11-13 21:23:57,123 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 104 transitions. [2024-11-13 21:23:57,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 21:23:57,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:57,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:57,396 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 89 proven. 693 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:58,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:58,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 96 states and 107 transitions. [2024-11-13 21:23:58,330 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 107 transitions. [2024-11-13 21:23:58,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 21:23:58,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:58,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:58,639 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 93 proven. 759 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:23:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:23:59,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 99 states and 110 transitions. [2024-11-13 21:23:59,642 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 110 transitions. [2024-11-13 21:23:59,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 21:23:59,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:23:59,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:23:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:23:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 97 proven. 828 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:24:00,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 102 states and 113 transitions. [2024-11-13 21:24:00,869 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 113 transitions. [2024-11-13 21:24:00,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 21:24:00,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:00,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 101 proven. 900 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:24:02,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:02,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 105 states and 116 transitions. [2024-11-13 21:24:02,108 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 116 transitions. [2024-11-13 21:24:02,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 21:24:02,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:02,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:02,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 105 proven. 975 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:24:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 108 states and 119 transitions. [2024-11-13 21:24:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 119 transitions. [2024-11-13 21:24:03,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-13 21:24:03,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:03,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:03,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 109 proven. 1053 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:24:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 111 states and 122 transitions. [2024-11-13 21:24:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 122 transitions. [2024-11-13 21:24:04,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 21:24:04,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:04,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:05,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 113 proven. 1134 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:24:06,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:06,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 114 states and 125 transitions. [2024-11-13 21:24:06,067 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 125 transitions. [2024-11-13 21:24:06,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 21:24:06,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:06,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1337 backedges. 117 proven. 1218 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:24:07,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 117 states and 128 transitions. [2024-11-13 21:24:07,541 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 128 transitions. [2024-11-13 21:24:07,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 21:24:07,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:07,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 121 proven. 1305 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:24:09,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:09,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 120 states and 131 transitions. [2024-11-13 21:24:09,162 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 131 transitions. [2024-11-13 21:24:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-13 21:24:09,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:09,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:09,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 7 proven. 266 refuted. 0 times theorem prover too weak. 1249 trivial. 0 not checked. [2024-11-13 21:24:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 123 states and 136 transitions. [2024-11-13 21:24:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 136 transitions. [2024-11-13 21:24:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-13 21:24:10,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:10,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1619 backedges. 1 proven. 368 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-13 21:24:11,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:11,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 126 states and 142 transitions. [2024-11-13 21:24:11,229 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 142 transitions. [2024-11-13 21:24:11,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 21:24:11,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:11,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:24:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1719 backedges. 306 proven. 66 refuted. 0 times theorem prover too weak. 1347 trivial. 0 not checked. [2024-11-13 21:24:12,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:12,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-13 21:24:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-13 21:24:12,301 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:24:12,301 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2024-11-13 21:24:12,310 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-13 21:24:12,876 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 23) no Hoare annotation was computed. [2024-11-13 21:24:12,876 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:24:12,876 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2024-11-13 21:24:12,876 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~x~0#1| 1073741823)) (.cse1 (<= 0 |ULTIMATE.start_main_~x~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~y~0#1| 2) (< 1 |ULTIMATE.start_main_~y~0#1|)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~y~0#1| 1073741822) (< 2 |ULTIMATE.start_main_~y~0#1|)) (and .cse0 .cse1 (<= 1 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~y~0#1| 1)))) [2024-11-13 21:24:12,877 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_main_~x~0#1| 1073741823)) (.cse1 (<= 0 |ULTIMATE.start_main_~x~0#1|))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_main_~y~0#1| 2) (< 1 |ULTIMATE.start_main_~y~0#1|)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~y~0#1| 1073741822) (< 2 |ULTIMATE.start_main_~y~0#1|)) (and .cse0 .cse1 (<= 1 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~y~0#1| 1)))) [2024-11-13 21:24:12,877 INFO L77 FloydHoareUtils]: At program point L21(lines 21 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~x~0#1| 1073741823) (<= 0 |ULTIMATE.start_main_~x~0#1|) (<= 1 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~y~0#1| 1)) [2024-11-13 21:24:12,877 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~x~0#1| 1073741823) (<= 0 |ULTIMATE.start_main_~x~0#1|)) [2024-11-13 21:24:12,877 INFO L77 FloydHoareUtils]: At program point L19-2(lines 19 27) the Hoare annotation is: (<= |ULTIMATE.start_main_~x~0#1| 1073741823) [2024-11-13 21:24:12,877 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:24:12,877 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 23) no Hoare annotation was computed. [2024-11-13 21:24:12,877 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2024-11-13 21:24:12,877 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: (<= |ULTIMATE.start_main_~x~0#1| 1073741823) [2024-11-13 21:24:12,877 INFO L77 FloydHoareUtils]: At program point L22-2(lines 22 24) the Hoare annotation is: (let ((.cse1 (<= |ULTIMATE.start_main_~x~0#1| 1073741823)) (.cse0 (<= 0 |ULTIMATE.start_main_~x~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_~y~0#1| 4) (<= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1|)) (and .cse1 (<= 1 |ULTIMATE.start_main_~y~0#1|) (< |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~x~0#1|)) (and .cse1 .cse0 (< 4 |ULTIMATE.start_main_~y~0#1|)))) [2024-11-13 21:24:12,877 INFO L77 FloydHoareUtils]: At program point L18(lines 18 28) the Hoare annotation is: (<= |ULTIMATE.start_main_~x~0#1| 2147483647) [2024-11-13 21:24:12,878 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 28) the Hoare annotation is: true [2024-11-13 21:24:12,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:24:12 ImpRootNode [2024-11-13 21:24:12,889 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:24:12,890 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:24:12,890 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:24:12,890 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:24:12,891 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:23:36" (3/4) ... [2024-11-13 21:24:12,893 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:24:12,899 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 21:24:12,899 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 21:24:12,899 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 21:24:12,973 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:24:12,974 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:24:12,974 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:24:12,975 INFO L158 Benchmark]: Toolchain (without parser) took 36605.49ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 92.8MB in the beginning and 181.3MB in the end (delta: -88.4MB). Peak memory consumption was 121.7MB. Max. memory is 16.1GB. [2024-11-13 21:24:12,975 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:12,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.83ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.7MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:24:12,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.93ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 81.7MB in the end (delta: 927.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:12,976 INFO L158 Benchmark]: Boogie Preprocessor took 22.40ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 81.1MB in the end (delta: 580.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:24:12,976 INFO L158 Benchmark]: RCFGBuilder took 270.64ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 71.2MB in the end (delta: 9.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:24:12,977 INFO L158 Benchmark]: CodeCheck took 35968.12ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 71.0MB in the beginning and 186.0MB in the end (delta: -115.0MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. [2024-11-13 21:24:12,977 INFO L158 Benchmark]: Witness Printer took 84.20ms. Allocated memory is still 327.2MB. Free memory was 186.0MB in the beginning and 181.3MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:24:12,979 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, 15 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 35.4s, OverallIterations: 46, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5500 SdHoareTripleChecker+Valid, 29.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5152 mSDsluCounter, 90 SdHoareTripleChecker+Invalid, 24.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4219 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19414 IncrementalHoareTripleChecker+Invalid, 23633 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4219 mSolverCounterUnsat, 90 mSDtfsCounter, 19414 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17194 GetRequests, 15074 SyntacticMatches, 1756 SemanticMatches, 364 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65782 ImplicationChecksByTransitivity, 27.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 7.9s InterpolantComputationTime, 2186 NumberOfCodeBlocks, 2186 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 2141 ConstructedInterpolants, 0 QuantifiedInterpolants, 5799 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 10 PerfectInterpolantSequences, 6136/20332 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: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: (x <= 1073741823) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((((0 <= x) && (y <= 4)) && (x <= y)) || (((x <= 1073741823) && (1 <= y)) && (y < x))) || (((x <= 1073741823) && (0 <= x)) && (4 < y))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.83ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.7MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.93ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 81.7MB in the end (delta: 927.8kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.40ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 81.1MB in the end (delta: 580.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 270.64ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 71.2MB in the end (delta: 9.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 35968.12ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 71.0MB in the beginning and 186.0MB in the end (delta: -115.0MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. * Witness Printer took 84.20ms. Allocated memory is still 327.2MB. Free memory was 186.0MB in the beginning and 181.3MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:24:13,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd5c956-dea1-4578-83c1-fbce160f404d/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