./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/diamond_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/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_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/diamond_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 278330930f6296a6ef523f9a21bb3281878247b5e50b78eb9077d2b7690716c4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:18:51,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:18:51,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:18:51,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:18:51,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:18:51,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:18:51,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:18:51,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:18:51,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:18:51,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:18:51,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:18:51,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:18:51,151 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:18:51,151 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:18:51,151 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:18:51,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:18:51,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:18:51,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:18:51,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:18:51,152 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:18:51,152 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:18:51,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:18:51,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:18:51,152 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:18:51,152 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:18:51,152 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:18:51,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:18:51,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:51,153 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:18:51,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:18:51,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:18:51,153 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:18:51,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:18:51,153 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_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 278330930f6296a6ef523f9a21bb3281878247b5e50b78eb9077d2b7690716c4 [2024-11-13 20:18:51,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:18:51,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:18:51,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:18:51,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:18:51,484 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:18:51,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loop-acceleration/diamond_1-2.c Unable to find full path for "g++" [2024-11-13 20:18:53,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:18:53,710 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:18:53,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2024-11-13 20:18:53,729 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/data/029704358/d3377e195bda4d31b1c8d3c600115305/FLAG1e9b77f00 [2024-11-13 20:18:53,749 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/data/029704358/d3377e195bda4d31b1c8d3c600115305 [2024-11-13 20:18:53,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:18:53,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:18:53,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:53,754 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:18:53,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:18:53,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:53" (1/1) ... [2024-11-13 20:18:53,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf6a7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:53, skipping insertion in model container [2024-11-13 20:18:53,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:53" (1/1) ... [2024-11-13 20:18:53,777 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:18:53,939 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_6c1637cc-b683-4649-962a-fcb8e1c808a0/sv-benchmarks/c/loop-acceleration/diamond_1-2.c[373,386] [2024-11-13 20:18:53,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:53,972 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:18:53,986 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_6c1637cc-b683-4649-962a-fcb8e1c808a0/sv-benchmarks/c/loop-acceleration/diamond_1-2.c[373,386] [2024-11-13 20:18:53,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:54,011 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:18:54,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54 WrapperNode [2024-11-13 20:18:54,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:54,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:54,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:18:54,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:18:54,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,046 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 28 [2024-11-13 20:18:54,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:54,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:18:54,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:18:54,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:18:54,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:18:54,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:18:54,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:18:54,072 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:18:54,073 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:54,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:18:54,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:18:54,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:18:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:18:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:18:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:18:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:18:54,217 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:18:54,219 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:18:54,318 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 20:18:54,318 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:54,367 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:54,367 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:18:54,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:54 BoogieIcfgContainer [2024-11-13 20:18:54,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:54,368 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:54,368 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:54,379 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:54,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:54" (1/1) ... [2024-11-13 20:18:54,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:54,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:54,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:18:54,444 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:18:54,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:54,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:54,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:54,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:54,714 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 20:18:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-13 20:18:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-13 20:18:54,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:18:54,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:54,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:55,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2024-11-13 20:18:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2024-11-13 20:18:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:18:55,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:55,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:55,518 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 20:18:55,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:55,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-11-13 20:18:55,779 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-11-13 20:18:55,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:18:55,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:55,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:56,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:56,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-11-13 20:18:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-11-13 20:18:56,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:18:56,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:56,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:56,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 20:18:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 20:18:57,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:18:57,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:57,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:57,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-13 20:18:57,893 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-13 20:18:57,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:18:57,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:57,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:58,359 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:58,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-13 20:18:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-13 20:18:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:18:58,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:58,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:59,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:59,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 20:18:59,535 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 20:18:59,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:18:59,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:59,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:00,189 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:00,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-13 20:19:00,629 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-13 20:19:00,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:19:00,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:00,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:01,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2024-11-13 20:19:01,575 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2024-11-13 20:19:01,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:19:01,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:01,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:02,186 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 20:19:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 20:19:02,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:19:02,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:02,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:03,291 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-11-13 20:19:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-13 20:19:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:19:03,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:03,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:04,567 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:05,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:05,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2024-11-13 20:19:05,098 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-13 20:19:05,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:19:05,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:05,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:05,808 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:06,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:06,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 46 transitions. [2024-11-13 20:19:06,354 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2024-11-13 20:19:06,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:19:06,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:06,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:07,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:07,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2024-11-13 20:19:07,670 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-13 20:19:07,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:19:07,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:07,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:08,456 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:09,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:09,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2024-11-13 20:19:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2024-11-13 20:19:09,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:19:09,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:09,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:09,850 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:10,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:10,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 39 states and 55 transitions. [2024-11-13 20:19:10,458 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2024-11-13 20:19:10,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:19:10,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:10,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 58 transitions. [2024-11-13 20:19:11,928 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2024-11-13 20:19:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:19:11,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:11,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:12,847 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 61 transitions. [2024-11-13 20:19:13,461 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2024-11-13 20:19:13,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:19:13,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:13,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:14,528 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:15,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:15,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 64 transitions. [2024-11-13 20:19:15,150 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2024-11-13 20:19:15,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:19:15,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:15,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:16,158 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:16,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2024-11-13 20:19:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2024-11-13 20:19:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:19:16,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:16,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:18,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:18,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 49 states and 70 transitions. [2024-11-13 20:19:18,845 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2024-11-13 20:19:18,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:19:18,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:18,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:19,926 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:20,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:20,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2024-11-13 20:19:20,559 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2024-11-13 20:19:20,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:19:20,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:20,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:21,516 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:22,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:22,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2024-11-13 20:19:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2024-11-13 20:19:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:19:22,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:22,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:23,286 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:24,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:24,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2024-11-13 20:19:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2024-11-13 20:19:24,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:19:24,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:24,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:25,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:25,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2024-11-13 20:19:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2024-11-13 20:19:25,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:19:25,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:25,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 59 states and 85 transitions. [2024-11-13 20:19:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions. [2024-11-13 20:19:27,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:19:27,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:27,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:28,903 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:29,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:29,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 61 states and 88 transitions. [2024-11-13 20:19:29,776 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2024-11-13 20:19:29,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:19:29,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:29,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:30,877 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:31,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:31,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2024-11-13 20:19:31,699 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2024-11-13 20:19:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:19:31,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:31,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:33,045 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:33,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 65 states and 94 transitions. [2024-11-13 20:19:33,952 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2024-11-13 20:19:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:19:33,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:33,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:35,151 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 97 transitions. [2024-11-13 20:19:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2024-11-13 20:19:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:19:36,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:36,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:37,299 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:38,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:38,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 69 states and 100 transitions. [2024-11-13 20:19:38,151 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions. [2024-11-13 20:19:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:19:38,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:38,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:40,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2024-11-13 20:19:40,351 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2024-11-13 20:19:40,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 20:19:40,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:40,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:41,703 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 106 transitions. [2024-11-13 20:19:42,596 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2024-11-13 20:19:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:19:42,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:42,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:44,158 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:45,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2024-11-13 20:19:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2024-11-13 20:19:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:19:45,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:45,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:46,551 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 112 transitions. [2024-11-13 20:19:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 112 transitions. [2024-11-13 20:19:47,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:19:47,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:47,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:49,242 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:50,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:50,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 79 states and 115 transitions. [2024-11-13 20:19:50,300 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2024-11-13 20:19:50,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:19:50,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:50,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:52,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:52,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 118 transitions. [2024-11-13 20:19:52,922 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 118 transitions. [2024-11-13 20:19:52,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 20:19:52,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:52,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:55,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:55,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 121 transitions. [2024-11-13 20:19:55,880 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2024-11-13 20:19:55,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 20:19:55,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:55,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:19:58,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:58,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 85 states and 124 transitions. [2024-11-13 20:19:58,778 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2024-11-13 20:19:58,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 20:19:58,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:58,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 87 states and 127 transitions. [2024-11-13 20:20:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2024-11-13 20:20:01,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 20:20:01,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:01,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:03,710 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:04,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 89 states and 130 transitions. [2024-11-13 20:20:04,810 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2024-11-13 20:20:04,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:20:04,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:04,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:07,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:07,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 91 states and 133 transitions. [2024-11-13 20:20:07,950 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2024-11-13 20:20:07,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:20:07,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:07,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:11,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:11,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 136 transitions. [2024-11-13 20:20:11,293 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 136 transitions. [2024-11-13 20:20:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 20:20:11,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:11,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:13,408 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:14,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 139 transitions. [2024-11-13 20:20:14,619 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 139 transitions. [2024-11-13 20:20:14,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:20:14,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:14,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:16,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:18,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:18,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 97 states and 142 transitions. [2024-11-13 20:20:18,018 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 142 transitions. [2024-11-13 20:20:18,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 20:20:18,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:18,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:20,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:21,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:21,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 99 states and 145 transitions. [2024-11-13 20:20:21,568 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 145 transitions. [2024-11-13 20:20:21,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 20:20:21,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:21,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:23,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:25,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:25,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 101 states and 148 transitions. [2024-11-13 20:20:25,210 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 148 transitions. [2024-11-13 20:20:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 20:20:25,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:25,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:29,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 103 states and 151 transitions. [2024-11-13 20:20:29,099 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 151 transitions. [2024-11-13 20:20:29,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:20:29,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:29,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:31,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:33,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:33,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 105 states and 154 transitions. [2024-11-13 20:20:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 154 transitions. [2024-11-13 20:20:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:20:33,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:33,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:20:33,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:20:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:20:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:20:33,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:20:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:20:33,453 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 51 iterations. [2024-11-13 20:20:33,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:20:33 ImpRootNode [2024-11-13 20:20:33,520 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:20:33,520 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:20:33,520 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:20:33,521 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:20:33,522 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:54" (3/4) ... [2024-11-13 20:20:33,523 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 20:20:33,600 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:20:33,601 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:20:33,604 INFO L158 Benchmark]: Toolchain (without parser) took 99848.99ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 119.5MB in the beginning and 679.7MB in the end (delta: -560.1MB). Peak memory consumption was 851.0MB. Max. memory is 16.1GB. [2024-11-13 20:20:33,605 INFO L158 Benchmark]: CDTParser took 1.38ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:33,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.31ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.8MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:20:33,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.34ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 107.7MB in the end (delta: 804.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:33,606 INFO L158 Benchmark]: Boogie Preprocessor took 21.95ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 106.8MB in the end (delta: 595.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:33,607 INFO L158 Benchmark]: RCFGBuilder took 295.52ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 96.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:20:33,608 INFO L158 Benchmark]: CodeCheck took 99151.34ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 96.3MB in the beginning and 683.7MB in the end (delta: -587.4MB). Peak memory consumption was 834.2MB. Max. memory is 16.1GB. [2024-11-13 20:20:33,609 INFO L158 Benchmark]: Witness Printer took 80.33ms. Allocated memory is still 1.6GB. Free memory was 683.7MB in the beginning and 679.7MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:33,611 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 99.1s, OverallIterations: 51, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 399 SdHoareTripleChecker+Valid, 32.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 150 SdHoareTripleChecker+Invalid, 28.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 10883 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13333 IncrementalHoareTripleChecker+Invalid, 24216 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10883 mSolverCounterUnsat, 150 mSDtfsCounter, 13333 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10299 GetRequests, 8687 SyntacticMatches, 1128 SemanticMatches, 484 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120179 ImplicationChecksByTransitivity, 48.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 59.1s InterpolantComputationTime, 1479 NumberOfCodeBlocks, 1479 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 1375 ConstructedInterpolants, 0 QuantifiedInterpolants, 24211 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 1 PerfectInterpolantSequences, 0/20825 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 - CounterExampleResult [Line: 8]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L14] unsigned int x = 0; [L15] unsigned int y = __VERIFIER_nondet_uint(); [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=2, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=4, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=6, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=8, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=10, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=12, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=14, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=16, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=18, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=20, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=22, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=24, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=26, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=28, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=30, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=32, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=34, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=36, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=38, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=40, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=42, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=44, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=46, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=48, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=50, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=52, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=54, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=56, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=58, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=60, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=62, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=64, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=66, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=68, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=70, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=72, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=74, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=76, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=78, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=80, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=82, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=84, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=86, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=88, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=90, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=92, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=94, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=96, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=98, y=1] [L17] COND TRUE x < 99 [L18] COND FALSE !(y % 2 == 0) [L21] x += 2 VAL [x=100, y=1] [L17] COND FALSE !(x < 99) [L25] CALL __VERIFIER_assert((x % 2) == (y % 2)) [L7] COND TRUE !(cond) [L8] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.31ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.8MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.34ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 107.7MB in the end (delta: 804.6kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.95ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 106.8MB in the end (delta: 595.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 295.52ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 96.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 99151.34ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 96.3MB in the beginning and 683.7MB in the end (delta: -587.4MB). Peak memory consumption was 834.2MB. Max. memory is 16.1GB. * Witness Printer took 80.33ms. Allocated memory is still 1.6GB. Free memory was 683.7MB in the beginning and 679.7MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 20:20:33,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1637cc-b683-4649-962a-fcb8e1c808a0/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE