./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b4b9417667a2b22b66d44994b4ab821a544efcdd53d97f8e0b0627507eab9c4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:28:35,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:28:35,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:28:35,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:28:35,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:28:35,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:28:35,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:28:35,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:28:35,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:28:35,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:28:35,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:28:35,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:28:35,572 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:28:35,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:28:35,572 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:28:35,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:28:35,573 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:28:35,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:28:35,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:28:35,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:28:35,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:28:35,574 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:28:35,574 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:28:35,574 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:28:35,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:28:35,574 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_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b4b9417667a2b22b66d44994b4ab821a544efcdd53d97f8e0b0627507eab9c4 [2024-12-06 03:28:35,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:28:35,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:28:35,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:28:35,805 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:28:35,805 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:28:35,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2024-12-06 03:28:38,464 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/data/08431d367/e9cd13e7d9534e35a012c19b0c228fee/FLAGe15ef8b02 [2024-12-06 03:28:38,747 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:28:38,747 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/sv-benchmarks/c/eca-rers2012/Problem14_label12.c [2024-12-06 03:28:38,763 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/data/08431d367/e9cd13e7d9534e35a012c19b0c228fee/FLAGe15ef8b02 [2024-12-06 03:28:38,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/data/08431d367/e9cd13e7d9534e35a012c19b0c228fee [2024-12-06 03:28:38,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:28:38,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:28:38,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:28:38,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:28:38,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:28:38,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:28:38" (1/1) ... [2024-12-06 03:28:38,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6839855c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:38, skipping insertion in model container [2024-12-06 03:28:38,792 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:28:38" (1/1) ... [2024-12-06 03:28:38,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:28:38,976 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_662ecbd5-80c6-449b-abed-517badb790f6/sv-benchmarks/c/eca-rers2012/Problem14_label12.c[1150,1163] [2024-12-06 03:28:39,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:28:39,158 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:28:39,168 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_662ecbd5-80c6-449b-abed-517badb790f6/sv-benchmarks/c/eca-rers2012/Problem14_label12.c[1150,1163] [2024-12-06 03:28:39,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:28:39,287 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:28:39,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39 WrapperNode [2024-12-06 03:28:39,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:28:39,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:28:39,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:28:39,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:28:39,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,312 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,365 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-06 03:28:39,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:28:39,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:28:39,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:28:39,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:28:39,374 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,403 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:28:39,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:28:39,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:28:39,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:28:39,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:28:39,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:28:39,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:28:39,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_662ecbd5-80c6-449b-abed-517badb790f6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:28:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:28:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:28:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:28:39,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:28:39,557 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:28:39,559 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:28:40,624 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-06 03:28:40,624 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:28:43,833 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:28:43,834 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:28:43,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:28:43 BoogieIcfgContainer [2024-12-06 03:28:43,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:28:43,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:28:43,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:28:43,841 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:28:43,841 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:28:43" (1/1) ... [2024-12-06 03:28:43,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:28:43,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:28:43,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 03:28:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 03:28:43,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:28:43,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:28:43,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:28:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:28:44,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:28:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:28:44,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 03:28:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 03:28:44,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:28:44,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:28:44,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:28:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:29:00,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:29:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:29:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-12-06 03:29:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-12-06 03:29:00,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:29:00,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:29:00,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:29:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:29:30,573 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:29:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:29:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-12-06 03:29:31,010 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-12-06 03:29:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:29:31,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:29:31,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:29:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:30:01,023 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:30:01,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:30:01,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2024-12-06 03:30:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2024-12-06 03:30:01,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:30:01,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:30:01,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:30:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:30:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:30:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:30:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2024-12-06 03:30:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2024-12-06 03:30:55,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:30:55,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:30:55,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:30:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:55,653 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:31:56,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:56,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 84 transitions. [2024-12-06 03:31:56,398 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 84 transitions. [2024-12-06 03:31:56,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:31:56,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:56,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:34:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:34:07,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:34:07,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 56 states and 117 transitions. [2024-12-06 03:34:07,540 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 117 transitions. [2024-12-06 03:34:07,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:34:07,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:34:07,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:34:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:10,016 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:36:13,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:36:14,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:14,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 64 states and 139 transitions. [2024-12-06 03:36:14,185 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 139 transitions. [2024-12-06 03:36:14,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:36:14,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:14,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:14,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:35,343 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:38:37,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:37,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 69 states and 160 transitions. [2024-12-06 03:38:37,289 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 160 transitions. [2024-12-06 03:38:37,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:38:37,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:37,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:41,670 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:41:43,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:41:43,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 77 states and 184 transitions. [2024-12-06 03:41:43,422 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 184 transitions. [2024-12-06 03:41:43,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:41:43,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:41:43,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:41:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat