./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive/EvenOdd01-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive/EvenOdd01-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 90982c548a5fc18702a6b533ab589c969b87a7efde724f265c9d2a7d593347dc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:50,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:51,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:08:51,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:51,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:51,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:51,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:51,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:51,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:51,091 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:51,092 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:51,093 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:51,093 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:51,095 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:51,096 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:51,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:51,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:51,097 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:51,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:51,098 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:51,099 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:51,099 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:51,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:51,100 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:51,102 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:51,102 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:51,103 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:51,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:51,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:51,104 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:51,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:51,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:51,107 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:51,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:51,107 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:51,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90982c548a5fc18702a6b533ab589c969b87a7efde724f265c9d2a7d593347dc [2023-11-23 20:08:51,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:51,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:51,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:51,495 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:51,496 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:51,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursive/EvenOdd01-1.c [2023-11-23 20:08:55,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:55,749 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:55,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/sv-benchmarks/c/recursive/EvenOdd01-1.c [2023-11-23 20:08:55,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/data/c69b020d0/d261ca9560fb4866966b9f8a2a38f001/FLAG7694be7ee [2023-11-23 20:08:55,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/data/c69b020d0/d261ca9560fb4866966b9f8a2a38f001 [2023-11-23 20:08:55,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:55,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:55,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:55,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:55,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:55,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:55" (1/1) ... [2023-11-23 20:08:55,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6600f582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:55, skipping insertion in model container [2023-11-23 20:08:55,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:55" (1/1) ... [2023-11-23 20:08:55,846 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:56,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:56,117 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:56,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:56,173 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:56,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56 WrapperNode [2023-11-23 20:08:56,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:56,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:56,176 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:56,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:56,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,219 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 28 [2023-11-23 20:08:56,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:56,220 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:56,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:56,221 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:56,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:56,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:56,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:56,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:56,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:56,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:56,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:56,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62439726-bf31-40db-9bb9-295e3dd3c7b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2023-11-23 20:08:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2023-11-23 20:08:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:08:56,378 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2023-11-23 20:08:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2023-11-23 20:08:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:56,475 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:56,478 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:56,714 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:56,755 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:56,756 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:08:56,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:56 BoogieIcfgContainer [2023-11-23 20:08:56,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:56,759 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:56,760 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:56,776 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:56,777 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:56" (1/1) ... [2023-11-23 20:08:56,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:08:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-11-23 20:08:56,874 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-11-23 20:08:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:08:56,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:57,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 38 transitions. [2023-11-23 20:08:57,326 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-23 20:08:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:08:57,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:57,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 44 transitions. [2023-11-23 20:08:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2023-11-23 20:08:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:08:57,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:58,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 51 transitions. [2023-11-23 20:08:58,232 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-11-23 20:08:58,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:08:58,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 49 states and 58 transitions. [2023-11-23 20:08:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-23 20:08:58,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:08:58,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:59,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 63 transitions. [2023-11-23 20:08:59,289 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-23 20:08:59,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:08:59,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,506 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:59,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 48 transitions. [2023-11-23 20:08:59,647 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2023-11-23 20:08:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:08:59,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,889 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:00,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:00,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 54 transitions. [2023-11-23 20:09:00,199 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2023-11-23 20:09:00,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:09:00,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:00,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:00,395 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:00,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:00,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 60 transitions. [2023-11-23 20:09:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2023-11-23 20:09:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:09:00,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:00,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:01,007 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 60 states and 66 transitions. [2023-11-23 20:09:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2023-11-23 20:09:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:09:01,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:01,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:01,699 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 66 states and 72 transitions. [2023-11-23 20:09:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-11-23 20:09:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:09:02,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 78 transitions. [2023-11-23 20:09:02,786 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2023-11-23 20:09:02,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:09:02,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:03,167 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 78 states and 84 transitions. [2023-11-23 20:09:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2023-11-23 20:09:03,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:09:03,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:03,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:04,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:04,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 90 transitions. [2023-11-23 20:09:04,477 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 90 transitions. [2023-11-23 20:09:04,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:09:04,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:04,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:04,882 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:05,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:05,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 90 states and 96 transitions. [2023-11-23 20:09:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2023-11-23 20:09:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:09:05,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:05,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:06,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:06,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 96 states and 102 transitions. [2023-11-23 20:09:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2023-11-23 20:09:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:09:06,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:06,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:06,813 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 204 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:07,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:07,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 108 transitions. [2023-11-23 20:09:07,374 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2023-11-23 20:09:07,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:09:07,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:07,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:07,933 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:08,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:08,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 108 states and 114 transitions. [2023-11-23 20:09:08,526 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2023-11-23 20:09:08,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:09:08,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:08,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:09,075 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 114 states and 120 transitions. [2023-11-23 20:09:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2023-11-23 20:09:09,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-23 20:09:09,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:09,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:10,282 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 322 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:10,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 126 transitions. [2023-11-23 20:09:10,859 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 126 transitions. [2023-11-23 20:09:10,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-23 20:09:10,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:10,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:11,350 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 368 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:11,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 126 states and 132 transitions. [2023-11-23 20:09:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 132 transitions. [2023-11-23 20:09:11,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-23 20:09:11,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:11,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:13,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 132 states and 138 transitions. [2023-11-23 20:09:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2023-11-23 20:09:13,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-23 20:09:13,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:13,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 138 states and 144 transitions. [2023-11-23 20:09:14,531 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2023-11-23 20:09:14,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 20:09:14,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:14,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:15,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:15,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 144 states and 150 transitions. [2023-11-23 20:09:15,862 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 150 transitions. [2023-11-23 20:09:15,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-23 20:09:15,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:15,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:17,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:17,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 150 states and 156 transitions. [2023-11-23 20:09:17,286 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 156 transitions. [2023-11-23 20:09:17,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-23 20:09:17,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:17,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,134 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 156 states and 162 transitions. [2023-11-23 20:09:18,948 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 162 transitions. [2023-11-23 20:09:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 20:09:18,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 704 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:20,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:20,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 162 states and 168 transitions. [2023-11-23 20:09:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 168 transitions. [2023-11-23 20:09:20,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-23 20:09:20,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:20,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:22,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 168 states and 174 transitions. [2023-11-23 20:09:22,079 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 174 transitions. [2023-11-23 20:09:22,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-23 20:09:22,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:22,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:23,004 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:23,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 174 states and 180 transitions. [2023-11-23 20:09:23,813 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 180 transitions. [2023-11-23 20:09:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-23 20:09:23,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:23,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 180 states and 186 transitions. [2023-11-23 20:09:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 186 transitions. [2023-11-23 20:09:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-23 20:09:25,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:25,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 0 proven. 988 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:27,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:27,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 186 states and 192 transitions. [2023-11-23 20:09:27,253 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 192 transitions. [2023-11-23 20:09:27,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-23 20:09:27,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:27,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 0 proven. 1066 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:28,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 192 states and 198 transitions. [2023-11-23 20:09:28,968 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 198 transitions. [2023-11-23 20:09:28,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 20:09:28,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:28,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:29,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1148 backedges. 0 proven. 1148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 198 states and 204 transitions. [2023-11-23 20:09:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 204 transitions. [2023-11-23 20:09:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 20:09:30,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:31,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 1232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:32,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 204 states and 210 transitions. [2023-11-23 20:09:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 210 transitions. [2023-11-23 20:09:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-23 20:09:32,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:33,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 0 proven. 1320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:34,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 210 states and 216 transitions. [2023-11-23 20:09:34,417 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 216 transitions. [2023-11-23 20:09:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-23 20:09:34,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:34,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:35,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 1410 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:36,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:36,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 216 states and 222 transitions. [2023-11-23 20:09:36,370 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 222 transitions. [2023-11-23 20:09:36,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 20:09:36,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:36,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat