./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label59.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_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3 --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 c3365f1635b74f6a53afd889ed9f5ab40e7b8a98b6d57619b7925d1a2f204728 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:38:46,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:38:46,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:38:46,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:38:46,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:38:46,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:38:46,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:38:46,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:38:46,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:38:46,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:38:46,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:38:46,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:38:46,473 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:38:46,473 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:38:46,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:38:46,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:38:46,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:38:46,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:38:46,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:38:46,474 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:38:46,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:38:46,477 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:38:46,477 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:38:46,477 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:38:46,477 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:38:46,477 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:38:46,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:38:46,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:46,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:38:46,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:38:46,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:38:46,478 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:38:46,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:38:46,478 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_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3 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 -> c3365f1635b74f6a53afd889ed9f5ab40e7b8a98b6d57619b7925d1a2f204728 [2024-11-25 03:38:46,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:38:46,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:38:46,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:38:46,830 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:38:46,830 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:38:46,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem10_label59.c [2024-11-25 03:38:49,811 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/data/f85f5a82d/15072b92a88e41d89dd1291e4ee529d7/FLAG7f4d454ad [2024-11-25 03:38:50,172 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:38:50,172 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/sv-benchmarks/c/eca-rers2012/Problem10_label59.c [2024-11-25 03:38:50,189 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/data/f85f5a82d/15072b92a88e41d89dd1291e4ee529d7/FLAG7f4d454ad [2024-11-25 03:38:50,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/data/f85f5a82d/15072b92a88e41d89dd1291e4ee529d7 [2024-11-25 03:38:50,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:38:50,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:38:50,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:50,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:38:50,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:38:50,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:50,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22a35d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50, skipping insertion in model container [2024-11-25 03:38:50,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:50,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:38:50,536 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_e743fe8a-6099-4893-83c6-1f1a40436199/sv-benchmarks/c/eca-rers2012/Problem10_label59.c[7385,7398] [2024-11-25 03:38:50,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:50,744 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:38:50,784 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_e743fe8a-6099-4893-83c6-1f1a40436199/sv-benchmarks/c/eca-rers2012/Problem10_label59.c[7385,7398] [2024-11-25 03:38:50,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:38:50,942 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:38:50,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50 WrapperNode [2024-11-25 03:38:50,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:38:50,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:50,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:38:50,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:38:50,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:50,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,067 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2024-11-25 03:38:51,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:38:51,068 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:38:51,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:38:51,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:38:51,076 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,132 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,134 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:38:51,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:38:51,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:38:51,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:38:51,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:38:50" (1/1) ... [2024-11-25 03:38:51,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:38:51,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:38:51,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:38:51,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e743fe8a-6099-4893-83c6-1f1a40436199/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:38:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:38:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:38:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:38:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:38:51,345 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:38:51,348 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:38:52,874 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-25 03:38:52,874 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:38:56,287 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:38:56,289 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:38:56,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:56 BoogieIcfgContainer [2024-11-25 03:38:56,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:38:56,290 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:38:56,291 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:38:56,302 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:38:56,302 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:38:56" (1/1) ... [2024-11-25 03:38:56,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:38:56,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:38:56,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 03:38:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 03:38:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:38:56,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:38:56,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:38:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:56,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:38:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:38:56,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 03:38:56,808 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 03:38:56,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 03:38:56,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:38:56,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:38:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:39:11,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:39:11,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:39:11,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2024-11-25 03:39:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2024-11-25 03:39:11,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:39:11,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:39:11,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:39:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:39:35,013 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:39:35,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:39:35,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-11-25 03:39:35,903 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-11-25 03:39:35,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:39:35,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:39:35,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:39:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:39:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:39:55,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:39:55,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2024-11-25 03:39:55,314 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2024-11-25 03:39:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:39:55,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:39:55,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:39:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:40:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:40:53,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:40:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 35 states and 74 transitions. [2024-11-25 03:40:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 74 transitions. [2024-11-25 03:40:53,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:40:53,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:40:53,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:40:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:41:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:41:41,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 43 states and 99 transitions. [2024-11-25 03:41:41,770 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 99 transitions. [2024-11-25 03:41:41,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:41:41,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:41:41,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:41:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:42:16,902 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:42:19,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:42:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 48 states and 112 transitions. [2024-11-25 03:42:19,326 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 112 transitions. [2024-11-25 03:42:19,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:42:19,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:42:19,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:42:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:39,570 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:43:44,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:44,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 59 states and 138 transitions. [2024-11-25 03:43:44,032 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 138 transitions. [2024-11-25 03:43:44,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:43:44,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:44,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:43:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 32 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 03:45:02,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:45:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 67 states and 153 transitions. [2024-11-25 03:45:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 153 transitions. [2024-11-25 03:45:02,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 03:45:02,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:45:02,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:45:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:46:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:46:41,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:46:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 75 states and 174 transitions. [2024-11-25 03:46:41,419 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 174 transitions. [2024-11-25 03:46:41,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 03:46:41,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:46:41,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:46:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:50:10,628 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:50:14,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:50:14,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 86 states and 204 transitions. [2024-11-25 03:50:14,428 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 204 transitions. [2024-11-25 03:50:14,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 03:50:14,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:50:14,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:50:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat