./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.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_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/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_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/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_6e429a39-b81f-48d4-8db0-c1ba2b692522/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 d4daf1340b92ad99da0e14bd9974ded6768f4e200672f7478b349dd411e40bd7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:09:26,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:09:27,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:09:27,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:09:27,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:09:27,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:09:27,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:09:27,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:09:27,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:09:27,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:09:27,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:09:27,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:09:27,064 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:09:27,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:09:27,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:09:27,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:09:27,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:09:27,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:09:27,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:09:27,069 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:09:27,069 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:09:27,070 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:09:27,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:09:27,070 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:09:27,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:09:27,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:09:27,071 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:09:27,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:09:27,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:27,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:09:27,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:09:27,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:09:27,074 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:09:27,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:09:27,074 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:09:27,074 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_6e429a39-b81f-48d4-8db0-c1ba2b692522/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4daf1340b92ad99da0e14bd9974ded6768f4e200672f7478b349dd411e40bd7 [2023-11-23 20:09:27,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:09:27,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:09:27,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:09:27,453 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:09:27,454 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:09:27,456 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.c [2023-11-23 20:09:30,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:09:30,737 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:09:30,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_unwindbound100.c [2023-11-23 20:09:30,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/data/2eb1af1c5/0f8a3df36dc74cc0af18a4066b9cbe07/FLAGae0384daa [2023-11-23 20:09:30,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/data/2eb1af1c5/0f8a3df36dc74cc0af18a4066b9cbe07 [2023-11-23 20:09:30,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:09:30,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:09:30,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:30,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:09:30,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:09:30,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:30" (1/1) ... [2023-11-23 20:09:30,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f51a7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:30, skipping insertion in model container [2023-11-23 20:09:30,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:30" (1/1) ... [2023-11-23 20:09:30,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:09:31,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:31,015 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:09:31,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:31,061 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:09:31,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31 WrapperNode [2023-11-23 20:09:31,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:31,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:31,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:09:31,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:09:31,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,120 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 156 [2023-11-23 20:09:31,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:31,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:09:31,122 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:09:31,122 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:09:31,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:09:31,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:09:31,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:09:31,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:09:31,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:31,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:09:31,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:09:31,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e429a39-b81f-48d4-8db0-c1ba2b692522/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:09:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:09:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:09:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:09:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:09:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:09:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:09:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:09:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:09:31,317 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:09:31,319 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:09:31,840 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:09:31,902 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:09:31,902 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:09:31,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:31 BoogieIcfgContainer [2023-11-23 20:09:31,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:09:31,909 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:09:31,909 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:09:31,919 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:09:31,919 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:31" (1/1) ... [2023-11-23 20:09:31,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:09:31,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 137 states and 150 transitions. [2023-11-23 20:09:31,996 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 150 transitions. [2023-11-23 20:09:32,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:09:32,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:09:32,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 137 states and 149 transitions. [2023-11-23 20:09:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 149 transitions. [2023-11-23 20:09:32,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:09:32,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 139 states and 152 transitions. [2023-11-23 20:09:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2023-11-23 20:09:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:09:32,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:32,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 140 states and 153 transitions. [2023-11-23 20:09:32,581 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 153 transitions. [2023-11-23 20:09:32,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:09:32,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:32,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 141 states and 155 transitions. [2023-11-23 20:09:32,836 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 155 transitions. [2023-11-23 20:09:32,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:32,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:09:32,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:32,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:33,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 147 states and 166 transitions. [2023-11-23 20:09:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 166 transitions. [2023-11-23 20:09:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:33,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:33,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:33,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:09:33,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:33,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:34,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 154 states and 179 transitions. [2023-11-23 20:09:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 179 transitions. [2023-11-23 20:09:34,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:34,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:34,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:34,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:34,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 158 states and 188 transitions. [2023-11-23 20:09:34,725 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2023-11-23 20:09:34,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:09:34,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:34,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:34,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:34,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:34,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 166 states and 204 transitions. [2023-11-23 20:09:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 204 transitions. [2023-11-23 20:09:35,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:09:35,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:35,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:36,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:36,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:36,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 170 states and 215 transitions. [2023-11-23 20:09:36,777 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 215 transitions. [2023-11-23 20:09:36,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:36,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:36,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:36,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:36,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:36,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:36,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:36,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 171 states and 216 transitions. [2023-11-23 20:09:36,842 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 216 transitions. [2023-11-23 20:09:36,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:36,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:36,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:36,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:09:36,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:37,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:37,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:37,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 174 states and 220 transitions. [2023-11-23 20:09:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 220 transitions. [2023-11-23 20:09:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:37,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:37,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:37,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:09:37,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:38,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:38,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 175 states and 221 transitions. [2023-11-23 20:09:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 221 transitions. [2023-11-23 20:09:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:38,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:38,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:38,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:38,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:38,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:38,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:38,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 176 states and 222 transitions. [2023-11-23 20:09:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 222 transitions. [2023-11-23 20:09:38,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:38,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:38,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:38,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:38,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:38,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 188 states and 244 transitions. [2023-11-23 20:09:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 244 transitions. [2023-11-23 20:09:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:40,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:40,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:40,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:40,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 195 states and 258 transitions. [2023-11-23 20:09:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 258 transitions. [2023-11-23 20:09:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:40,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:40,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:41,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:41,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 200 states and 266 transitions. [2023-11-23 20:09:41,662 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 266 transitions. [2023-11-23 20:09:41,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:41,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:41,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:41,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:41,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:41,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 201 states and 267 transitions. [2023-11-23 20:09:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 267 transitions. [2023-11-23 20:09:41,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:41,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:41,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:41,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:41,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:41,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:41,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 202 states and 268 transitions. [2023-11-23 20:09:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 268 transitions. [2023-11-23 20:09:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:41,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:41,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:41,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:42,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:42,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 206 states and 276 transitions. [2023-11-23 20:09:42,716 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 276 transitions. [2023-11-23 20:09:42,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:42,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:42,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:42,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:09:42,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:43,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:43,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 209 states and 279 transitions. [2023-11-23 20:09:43,622 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 279 transitions. [2023-11-23 20:09:43,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:43,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:43,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:43,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:09:43,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:43,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:45,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:45,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 218 states and 296 transitions. [2023-11-23 20:09:45,503 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 296 transitions. [2023-11-23 20:09:45,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:45,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:45,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:45,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:09:45,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:45,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:46,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:46,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 219 states and 297 transitions. [2023-11-23 20:09:46,042 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 297 transitions. [2023-11-23 20:09:46,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:46,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:46,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:46,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:46,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:46,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:48,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 229 states and 315 transitions. [2023-11-23 20:09:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 315 transitions. [2023-11-23 20:09:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:48,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:48,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:48,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:48,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:48,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 230 states and 316 transitions. [2023-11-23 20:09:48,418 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 316 transitions. [2023-11-23 20:09:48,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:48,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:48,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:48,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:48,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:50,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 240 states and 337 transitions. [2023-11-23 20:09:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 337 transitions. [2023-11-23 20:09:50,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:50,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:50,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:50,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:09:50,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:54,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:54,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 256 states and 363 transitions. [2023-11-23 20:09:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 363 transitions. [2023-11-23 20:09:54,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:54,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:54,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:54,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:54,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:54,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 267 states and 383 transitions. [2023-11-23 20:09:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 383 transitions. [2023-11-23 20:09:57,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:57,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:57,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:57,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:09:57,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:57,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 268 states and 384 transitions. [2023-11-23 20:09:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 384 transitions. [2023-11-23 20:09:57,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:09:57,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:57,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:57,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:09:57,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:09:58,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:02,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:02,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 285 states and 412 transitions. [2023-11-23 20:10:02,750 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 412 transitions. [2023-11-23 20:10:02,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:10:02,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:02,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:02,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:10:02,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:02,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 286 states and 413 transitions. [2023-11-23 20:10:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 413 transitions. [2023-11-23 20:10:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:10:02,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:02,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:02,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:10:02,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:02,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:06,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 298 states and 434 transitions. [2023-11-23 20:10:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 434 transitions. [2023-11-23 20:10:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:10:06,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:06,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:06,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:10:06,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:07,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:09,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:09,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 310 states and 448 transitions. [2023-11-23 20:10:09,850 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 448 transitions. [2023-11-23 20:10:09,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:10:09,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:09,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:09,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:10:09,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:10,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 318 states and 463 transitions. [2023-11-23 20:10:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 463 transitions. [2023-11-23 20:10:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:10:12,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:12,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:12,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:10:12,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:12,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:16,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:16,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 331 states and 486 transitions. [2023-11-23 20:10:16,459 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 486 transitions. [2023-11-23 20:10:16,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:10:16,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:16,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:16,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:10:16,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:22,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:22,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 350 states and 514 transitions. [2023-11-23 20:10:22,402 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 514 transitions. [2023-11-23 20:10:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:10:22,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:22,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:22,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:10:22,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:22,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.