./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ecd26f30dcf2e00e51585057257a3ebe53fdc2d12652276addf710ad43d7dfd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:09:38,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:09:38,120 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:09:38,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:09:38,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:09:38,145 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:09:38,146 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:09:38,147 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:09:38,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:09:38,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:09:38,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:09:38,149 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:09:38,150 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:09:38,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:09:38,151 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:09:38,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:09:38,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:09:38,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:09:38,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:09:38,153 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:09:38,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:09:38,154 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:09:38,155 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:09:38,155 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:09:38,156 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:09:38,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:09:38,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:38,157 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:09:38,157 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:09:38,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:09:38,158 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:09:38,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:09:38,158 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:09:38,165 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_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ecd26f30dcf2e00e51585057257a3ebe53fdc2d12652276addf710ad43d7dfd [2023-12-02 22:09:38,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:09:38,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:09:38,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:09:38,423 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:09:38,423 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:09:38,425 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c [2023-12-02 22:09:41,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:09:41,306 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:09:41,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c [2023-12-02 22:09:41,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/data/9f14d4579/051dc8dce57549aabcc64ace9c25b6ad/FLAG2d8612d1b [2023-12-02 22:09:41,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/data/9f14d4579/051dc8dce57549aabcc64ace9c25b6ad [2023-12-02 22:09:41,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:09:41,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:09:41,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:41,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:09:41,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:09:41,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e231081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41, skipping insertion in model container [2023-12-02 22:09:41,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,364 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:09:41,516 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c[588,601] [2023-12-02 22:09:41,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:41,548 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:09:41,560 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound100.c[588,601] [2023-12-02 22:09:41,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:41,586 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:09:41,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41 WrapperNode [2023-12-02 22:09:41,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:41,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:41,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:09:41,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:09:41,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,622 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-12-02 22:09:41,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:41,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:09:41,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:09:41,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:09:41,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:09:41,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:09:41,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:09:41,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:09:41,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:41,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:09:41,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:09:41,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76bdf43f-ba08-4074-a00c-bfb78c36cd86/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:09:41,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:09:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:09:41,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:09:41,769 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:09:41,770 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:09:41,891 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:09:41,928 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:09:41,929 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:09:41,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:41 BoogieIcfgContainer [2023-12-02 22:09:41,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:09:41,932 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:09:41,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:09:41,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:09:41,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:41" (1/1) ... [2023-12-02 22:09:41,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:09:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-12-02 22:09:41,999 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-12-02 22:09:42,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:09:42,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:42,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:42,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:42,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 46 transitions. [2023-12-02 22:09:42,454 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2023-12-02 22:09:42,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:09:42,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:42,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:42,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:42,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:09:42,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:42,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 29 states and 52 transitions. [2023-12-02 22:09:42,974 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2023-12-02 22:09:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:09:42,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:42,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:43,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:09:43,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:43,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:09:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:43,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2023-12-02 22:09:43,406 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2023-12-02 22:09:43,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:09:43,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:43,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:43,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:09:43,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:43,532 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:09:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:43,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 62 transitions. [2023-12-02 22:09:43,752 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2023-12-02 22:09:43,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:09:43,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:43,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:43,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:09:43,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:43,859 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:09:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 64 transitions. [2023-12-02 22:09:43,928 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2023-12-02 22:09:43,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:09:43,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:43,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:43,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:09:43,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:44,048 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:09:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 80 transitions. [2023-12-02 22:09:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2023-12-02 22:09:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:09:44,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:44,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:44,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:09:44,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:44,689 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:09:45,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 43 states and 81 transitions. [2023-12-02 22:09:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2023-12-02 22:09:45,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 22:09:45,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:45,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:45,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:09:45,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:45,313 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 22:09:45,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:45,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 87 transitions. [2023-12-02 22:09:45,676 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2023-12-02 22:09:45,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:09:45,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:45,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:45,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:45,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:09:45,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:45,825 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-02 22:09:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 95 transitions. [2023-12-02 22:09:46,336 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-12-02 22:09:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:09:46,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:46,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:46,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:09:46,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 27 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 22:09:46,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:46,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 97 transitions. [2023-12-02 22:09:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2023-12-02 22:09:46,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:09:46,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:46,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:46,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 22:09:46,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 17 proven. 31 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 22:09:47,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:47,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 52 states and 100 transitions. [2023-12-02 22:09:47,189 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2023-12-02 22:09:47,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 22:09:47,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:47,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:47,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:09:47,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:47,248 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-02 22:09:47,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:47,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 102 transitions. [2023-12-02 22:09:47,591 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 102 transitions. [2023-12-02 22:09:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:09:47,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:47,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:47,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:09:47,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:47,913 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 21 proven. 38 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:09:48,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:48,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 63 states and 119 transitions. [2023-12-02 22:09:48,614 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2023-12-02 22:09:48,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:09:48,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:48,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:48,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:09:48,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:48,974 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 21 proven. 44 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:09:49,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 66 states and 125 transitions. [2023-12-02 22:09:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2023-12-02 22:09:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 22:09:49,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:49,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:49,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 22:09:49,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:49,783 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 23 proven. 41 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 22:09:50,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:50,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 67 states and 128 transitions. [2023-12-02 22:09:50,251 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 128 transitions. [2023-12-02 22:09:50,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 22:09:50,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:50,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:50,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:09:50,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 23 proven. 49 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 22:09:50,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 71 states and 136 transitions. [2023-12-02 22:09:50,961 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 136 transitions. [2023-12-02 22:09:50,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 22:09:50,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:50,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:51,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 22:09:51,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:51,183 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 25 proven. 44 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-02 22:09:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:51,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 73 states and 141 transitions. [2023-12-02 22:09:51,423 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2023-12-02 22:09:51,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 22:09:51,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:51,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:51,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:09:51,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:51,642 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 25 proven. 54 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-02 22:09:52,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 74 states and 143 transitions. [2023-12-02 22:09:52,100 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 143 transitions. [2023-12-02 22:09:52,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 22:09:52,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:52,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:52,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:09:52,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 55 proven. 13 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-12-02 22:09:53,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 76 states and 146 transitions. [2023-12-02 22:09:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 146 transitions. [2023-12-02 22:09:53,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 22:09:53,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:53,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:53,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 22:09:53,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 27 proven. 59 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 22:09:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:53,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 77 states and 150 transitions. [2023-12-02 22:09:53,691 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2023-12-02 22:09:53,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:09:53,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:53,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:53,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:09:53,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:54,059 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2023-12-02 22:09:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:55,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 79 states and 153 transitions. [2023-12-02 22:09:55,004 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 153 transitions. [2023-12-02 22:09:55,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:09:55,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:55,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:55,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:09:55,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:55,062 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2023-12-02 22:09:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 79 states and 151 transitions. [2023-12-02 22:09:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 151 transitions. [2023-12-02 22:09:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:09:55,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:55,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:55,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 22:09:55,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 31 proven. 67 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:09:57,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:57,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 82 states and 157 transitions. [2023-12-02 22:09:57,331 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 157 transitions. [2023-12-02 22:09:57,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:09:57,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:57,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:57,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:09:57,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:58,026 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 31 proven. 76 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:09:58,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 85 states and 163 transitions. [2023-12-02 22:09:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 163 transitions. [2023-12-02 22:09:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 22:09:58,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:58,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:58,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:58,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:09:58,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:59,174 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 33 proven. 70 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:09:59,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 86 states and 166 transitions. [2023-12-02 22:09:59,896 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 166 transitions. [2023-12-02 22:09:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 22:09:59,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:59,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:59,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:09:59,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:00,330 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 33 proven. 82 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:10:01,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 90 states and 173 transitions. [2023-12-02 22:10:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 173 transitions. [2023-12-02 22:10:01,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:10:01,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:01,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:01,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 22:10:01,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:01,471 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 35 proven. 73 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-02 22:10:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 92 states and 177 transitions. [2023-12-02 22:10:02,205 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 177 transitions. [2023-12-02 22:10:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 22:10:02,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:02,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:02,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:10:02,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:02,447 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 35 proven. 88 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-02 22:10:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 93 states and 179 transitions. [2023-12-02 22:10:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 179 transitions. [2023-12-02 22:10:03,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 22:10:03,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:03,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:03,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:10:03,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:03,429 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 37 proven. 94 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 22:10:03,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:03,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 94 states and 183 transitions. [2023-12-02 22:10:03,765 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 183 transitions. [2023-12-02 22:10:03,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 22:10:03,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:03,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:03,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:10:03,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:03,837 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 99 proven. 13 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2023-12-02 22:10:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:04,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 94 states and 181 transitions. [2023-12-02 22:10:04,173 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 181 transitions. [2023-12-02 22:10:04,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 22:10:04,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:04,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:04,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:10:04,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 41 proven. 103 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:10:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:06,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 97 states and 187 transitions. [2023-12-02 22:10:06,411 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 187 transitions. [2023-12-02 22:10:06,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 22:10:06,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:06,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:06,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:10:06,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:07,435 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 41 proven. 115 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:10:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:08,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 100 states and 193 transitions. [2023-12-02 22:10:08,392 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 193 transitions. [2023-12-02 22:10:08,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 22:10:08,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:08,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:08,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 22:10:08,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 43 proven. 106 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:10:10,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:10,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 101 states and 196 transitions. [2023-12-02 22:10:10,315 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 196 transitions. [2023-12-02 22:10:10,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 22:10:10,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:10,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:10,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:10:10,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 43 proven. 122 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:10:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 105 states and 203 transitions. [2023-12-02 22:10:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 203 transitions. [2023-12-02 22:10:12,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 22:10:12,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:12,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:12,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:10:12,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:13,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 45 proven. 109 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:10:14,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 107 states and 207 transitions. [2023-12-02 22:10:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 207 transitions. [2023-12-02 22:10:14,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 22:10:14,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:14,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:14,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 22:10:14,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:14,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 45 proven. 129 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:10:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:15,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 108 states and 210 transitions. [2023-12-02 22:10:15,567 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 210 transitions. [2023-12-02 22:10:15,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-02 22:10:15,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:15,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:15,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:10:15,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 47 proven. 136 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:10:16,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 110 states and 216 transitions. [2023-12-02 22:10:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2023-12-02 22:10:16,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-02 22:10:16,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:16,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:16,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:10:16,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:16,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 129 proven. 13 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2023-12-02 22:10:17,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:17,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 110 states and 214 transitions. [2023-12-02 22:10:17,160 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 214 transitions. [2023-12-02 22:10:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 22:10:17,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:17,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:17,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:10:17,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:17,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1422 backedges. 51 proven. 146 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:10:19,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:19,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 113 states and 220 transitions. [2023-12-02 22:10:19,662 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 220 transitions. [2023-12-02 22:10:19,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 22:10:19,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:19,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:19,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:10:19,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1437 backedges. 51 proven. 161 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:10:22,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:22,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 116 states and 225 transitions. [2023-12-02 22:10:22,369 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 225 transitions. [2023-12-02 22:10:22,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 22:10:22,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:22,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:22,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:10:22,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1528 backedges. 53 proven. 149 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 22:10:25,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:25,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 117 states and 227 transitions. [2023-12-02 22:10:25,111 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 227 transitions. [2023-12-02 22:10:25,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 22:10:25,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:25,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:25,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 22:10:25,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:26,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1548 backedges. 53 proven. 169 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 22:10:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:27,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 118 states and 230 transitions. [2023-12-02 22:10:27,635 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 230 transitions. [2023-12-02 22:10:27,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 22:10:27,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:27,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:27,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:10:27,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:29,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 55 proven. 152 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-02 22:10:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:30,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 119 states and 232 transitions. [2023-12-02 22:10:30,966 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 232 transitions. [2023-12-02 22:10:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 22:10:30,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:30,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:31,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:10:31,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:31,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 55 proven. 177 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-02 22:10:33,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:33,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 120 states and 233 transitions. [2023-12-02 22:10:33,222 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 233 transitions. [2023-12-02 22:10:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 22:10:33,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:33,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:33,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:10:33,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:33,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 57 proven. 185 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 22:10:34,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 121 states and 237 transitions. [2023-12-02 22:10:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 237 transitions. [2023-12-02 22:10:34,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-02 22:10:34,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:34,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:34,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:10:34,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 159 proven. 13 refuted. 0 times theorem prover too weak. 1733 trivial. 0 not checked. [2023-12-02 22:10:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:34,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 121 states and 235 transitions. [2023-12-02 22:10:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 235 transitions. [2023-12-02 22:10:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 22:10:34,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:34,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:34,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:10:34,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:35,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2027 backedges. 61 proven. 196 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 22:10:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 124 states and 241 transitions. [2023-12-02 22:10:37,493 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 241 transitions. [2023-12-02 22:10:37,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 22:10:37,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:37,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:37,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:37,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:10:37,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:39,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2045 backedges. 61 proven. 214 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 22:10:40,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:40,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 127 states and 246 transitions. [2023-12-02 22:10:40,856 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 246 transitions. [2023-12-02 22:10:40,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 22:10:40,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:40,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:40,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-02 22:10:40,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:41,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2153 backedges. 63 proven. 199 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 22:10:43,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:43,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 128 states and 249 transitions. [2023-12-02 22:10:43,770 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 249 transitions. [2023-12-02 22:10:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 22:10:43,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:43,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:43,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 22:10:43,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 63 proven. 223 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 22:10:47,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:47,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 129 states and 252 transitions. [2023-12-02 22:10:47,278 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 252 transitions. [2023-12-02 22:10:47,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-12-02 22:10:47,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:47,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:47,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:10:47,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:49,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2283 backedges. 65 proven. 202 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 22:10:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 131 states and 256 transitions. [2023-12-02 22:10:50,810 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 256 transitions. [2023-12-02 22:10:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 22:10:50,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:50,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:10:50,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:51,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2313 backedges. 65 proven. 232 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 22:10:53,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:53,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 132 states and 257 transitions. [2023-12-02 22:10:53,230 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 257 transitions. [2023-12-02 22:10:53,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 22:10:53,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:53,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:53,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 22:10:53,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:53,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 67 proven. 241 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:10:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 133 states and 261 transitions. [2023-12-02 22:10:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 261 transitions. [2023-12-02 22:10:54,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-02 22:10:54,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:54,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:54,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:10:54,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2597 backedges. 189 proven. 13 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-12-02 22:10:54,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:54,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 133 states and 259 transitions. [2023-12-02 22:10:54,826 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 259 transitions. [2023-12-02 22:10:54,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 22:10:54,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:54,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:54,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 22:10:54,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 71 proven. 253 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-12-02 22:10:58,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:58,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 136 states and 265 transitions. [2023-12-02 22:10:58,110 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2023-12-02 22:10:58,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 22:10:58,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:58,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:58,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:10:58,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2760 backedges. 71 proven. 274 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-12-02 22:11:02,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:02,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 139 states and 270 transitions. [2023-12-02 22:11:02,906 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2023-12-02 22:11:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 22:11:02,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:02,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:02,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:11:02,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2885 backedges. 73 proven. 256 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 22:11:07,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:07,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 140 states and 272 transitions. [2023-12-02 22:11:07,514 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 272 transitions. [2023-12-02 22:11:07,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-02 22:11:07,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:07,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:07,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:11:07,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:10,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2913 backedges. 73 proven. 284 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 22:11:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:11,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 141 states and 275 transitions. [2023-12-02 22:11:11,826 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 275 transitions. [2023-12-02 22:11:11,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 22:11:11,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:11,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:11,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:11:11,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:14,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3035 backedges. 75 proven. 259 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2023-12-02 22:11:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:15,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 142 states and 277 transitions. [2023-12-02 22:11:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 277 transitions. [2023-12-02 22:11:15,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 22:11:15,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:15,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:16,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 22:11:16,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 3070 backedges. 75 proven. 294 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2023-12-02 22:11:19,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:19,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 143 states and 279 transitions. [2023-12-02 22:11:19,565 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 279 transitions. [2023-12-02 22:11:19,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-02 22:11:19,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:19,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:19,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:11:19,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:20,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3231 backedges. 77 proven. 304 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 22:11:21,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:21,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 145 states and 285 transitions. [2023-12-02 22:11:21,364 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 285 transitions. [2023-12-02 22:11:21,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-02 22:11:21,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:21,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:21,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:11:21,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:21,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3396 backedges. 219 proven. 13 refuted. 0 times theorem prover too weak. 3164 trivial. 0 not checked. [2023-12-02 22:11:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 145 states and 283 transitions. [2023-12-02 22:11:22,082 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 283 transitions. [2023-12-02 22:11:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-02 22:11:22,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:22,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:22,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:11:22,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:22,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3558 backedges. 81 proven. 317 refuted. 0 times theorem prover too weak. 3160 trivial. 0 not checked. [2023-12-02 22:11:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 148 states and 289 transitions. [2023-12-02 22:11:26,033 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 289 transitions. [2023-12-02 22:11:26,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-12-02 22:11:26,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:26,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:26,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:11:26,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:29,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3582 backedges. 81 proven. 341 refuted. 0 times theorem prover too weak. 3160 trivial. 0 not checked. [2023-12-02 22:11:31,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 151 states and 294 transitions. [2023-12-02 22:11:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 294 transitions. [2023-12-02 22:11:31,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 22:11:31,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:31,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:31,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 22:11:31,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:33,393 INFO L134 CoverageAnalysis]: Checked inductivity of 3724 backedges. 83 proven. 320 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2023-12-02 22:11:36,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 152 states and 297 transitions. [2023-12-02 22:11:36,070 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 297 transitions. [2023-12-02 22:11:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 22:11:36,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:36,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:36,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-02 22:11:36,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:39,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3756 backedges. 83 proven. 352 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2023-12-02 22:11:41,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:41,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 153 states and 300 transitions. [2023-12-02 22:11:41,753 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 300 transitions. [2023-12-02 22:11:41,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 22:11:41,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:41,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:41,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-02 22:11:41,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:46,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3894 backedges. 85 proven. 323 refuted. 0 times theorem prover too weak. 3486 trivial. 0 not checked. [2023-12-02 22:11:50,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:50,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 155 states and 304 transitions. [2023-12-02 22:11:50,018 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 304 transitions. [2023-12-02 22:11:50,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 22:11:50,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:50,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:50,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:11:50,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:52,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3934 backedges. 85 proven. 363 refuted. 0 times theorem prover too weak. 3486 trivial. 0 not checked. [2023-12-02 22:11:54,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 156 states and 305 transitions. [2023-12-02 22:11:54,827 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 305 transitions. [2023-12-02 22:11:54,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-12-02 22:11:54,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:54,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:54,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:11:54,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:55,288 INFO L134 CoverageAnalysis]: Checked inductivity of 4116 backedges. 87 proven. 374 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2023-12-02 22:11:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 157 states and 309 transitions. [2023-12-02 22:11:56,250 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 309 transitions. [2023-12-02 22:11:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 22:11:56,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:56,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:56,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:11:56,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4302 backedges. 249 proven. 13 refuted. 0 times theorem prover too weak. 4040 trivial. 0 not checked. [2023-12-02 22:11:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 157 states and 307 transitions. [2023-12-02 22:11:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 307 transitions. [2023-12-02 22:11:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-02 22:11:57,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:57,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:57,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:11:57,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:58,002 INFO L134 CoverageAnalysis]: Checked inductivity of 4484 backedges. 91 proven. 388 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2023-12-02 22:12:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 160 states and 313 transitions. [2023-12-02 22:12:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 313 transitions. [2023-12-02 22:12:01,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-02 22:12:01,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:01,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:01,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:12:01,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:06,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4511 backedges. 91 proven. 415 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2023-12-02 22:12:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:08,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 163 states and 318 transitions. [2023-12-02 22:12:08,967 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 318 transitions. [2023-12-02 22:12:08,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-12-02 22:12:08,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:08,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:09,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:12:09,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:13,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4670 backedges. 93 proven. 391 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2023-12-02 22:12:15,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 164 states and 320 transitions. [2023-12-02 22:12:15,880 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 320 transitions. [2023-12-02 22:12:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-12-02 22:12:15,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:15,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:15,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 85 conjunts are in the unsatisfiable core [2023-12-02 22:12:15,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4706 backedges. 93 proven. 427 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2023-12-02 22:12:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 165 states and 324 transitions. [2023-12-02 22:12:22,977 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 324 transitions. [2023-12-02 22:12:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-02 22:12:22,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:22,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:23,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-02 22:12:23,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:27,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4860 backedges. 95 proven. 394 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2023-12-02 22:12:29,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:29,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 166 states and 326 transitions. [2023-12-02 22:12:29,692 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 326 transitions. [2023-12-02 22:12:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 22:12:29,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:29,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:29,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 22:12:29,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:32,000 INFO L134 CoverageAnalysis]: Checked inductivity of 4905 backedges. 95 proven. 439 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2023-12-02 22:12:34,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:34,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 167 states and 326 transitions. [2023-12-02 22:12:34,558 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 326 transitions. [2023-12-02 22:12:34,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-02 22:12:34,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:34,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:34,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 22:12:34,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:35,051 INFO L134 CoverageAnalysis]: Checked inductivity of 5108 backedges. 97 proven. 451 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2023-12-02 22:12:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 168 states and 330 transitions. [2023-12-02 22:12:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 330 transitions. [2023-12-02 22:12:36,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-02 22:12:36,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:36,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:36,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:12:36,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:36,285 INFO L134 CoverageAnalysis]: Checked inductivity of 5315 backedges. 279 proven. 13 refuted. 0 times theorem prover too weak. 5023 trivial. 0 not checked. [2023-12-02 22:12:37,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:37,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 168 states and 328 transitions. [2023-12-02 22:12:37,124 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 328 transitions. [2023-12-02 22:12:37,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-12-02 22:12:37,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:37,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:37,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 22:12:37,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:37,943 INFO L134 CoverageAnalysis]: Checked inductivity of 5517 backedges. 101 proven. 466 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2023-12-02 22:12:42,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:42,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 171 states and 334 transitions. [2023-12-02 22:12:42,158 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2023-12-02 22:12:42,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-12-02 22:12:42,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:42,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:42,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-02 22:12:42,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 5547 backedges. 101 proven. 496 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2023-12-02 22:12:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 174 states and 339 transitions. [2023-12-02 22:12:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 339 transitions. [2023-12-02 22:12:51,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-02 22:12:51,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:51,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:51,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-02 22:12:51,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:53,762 INFO L134 CoverageAnalysis]: Checked inductivity of 5723 backedges. 103 proven. 469 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2023-12-02 22:12:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:57,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 175 states and 342 transitions. [2023-12-02 22:12:57,623 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 342 transitions. [2023-12-02 22:12:57,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2023-12-02 22:12:57,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:57,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:57,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-02 22:12:57,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:03,504 INFO L134 CoverageAnalysis]: Checked inductivity of 5763 backedges. 103 proven. 509 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2023-12-02 22:13:06,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:06,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 176 states and 345 transitions. [2023-12-02 22:13:06,179 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 345 transitions. [2023-12-02 22:13:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2023-12-02 22:13:06,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:06,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:06,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 22:13:06,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 5933 backedges. 105 proven. 472 refuted. 0 times theorem prover too weak. 5356 trivial. 0 not checked. [2023-12-02 22:13:14,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:14,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 178 states and 349 transitions. [2023-12-02 22:13:14,969 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 349 transitions. [2023-12-02 22:13:14,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-12-02 22:13:14,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:14,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:15,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-02 22:13:15,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 5983 backedges. 105 proven. 522 refuted. 0 times theorem prover too weak. 5356 trivial. 0 not checked. [2023-12-02 22:13:20,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:20,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 179 states and 351 transitions. [2023-12-02 22:13:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 351 transitions. [2023-12-02 22:13:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-12-02 22:13:20,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:20,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:20,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:13:20,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:20,745 INFO L134 CoverageAnalysis]: Checked inductivity of 6207 backedges. 107 proven. 535 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2023-12-02 22:13:22,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:22,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 181 states and 357 transitions. [2023-12-02 22:13:22,784 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 357 transitions. [2023-12-02 22:13:22,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-12-02 22:13:22,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:22,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:22,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:13:22,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6435 backedges. 309 proven. 13 refuted. 0 times theorem prover too weak. 6113 trivial. 0 not checked. [2023-12-02 22:13:23,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:23,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 181 states and 355 transitions. [2023-12-02 22:13:23,849 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 355 transitions. [2023-12-02 22:13:23,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-12-02 22:13:23,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:23,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:23,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:13:23,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 6657 backedges. 111 proven. 551 refuted. 0 times theorem prover too weak. 5995 trivial. 0 not checked. [2023-12-02 22:13:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:29,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 184 states and 361 transitions. [2023-12-02 22:13:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 361 transitions. [2023-12-02 22:13:29,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2023-12-02 22:13:29,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:29,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:29,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:13:29,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 6690 backedges. 111 proven. 584 refuted. 0 times theorem prover too weak. 5995 trivial. 0 not checked. [2023-12-02 22:13:40,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:40,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 187 states and 366 transitions. [2023-12-02 22:13:40,460 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 366 transitions. [2023-12-02 22:13:40,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-12-02 22:13:40,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:40,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:40,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-02 22:13:40,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:46,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6883 backedges. 113 proven. 554 refuted. 0 times theorem prover too weak. 6216 trivial. 0 not checked. [2023-12-02 22:13:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:49,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 188 states and 368 transitions. [2023-12-02 22:13:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 368 transitions. [2023-12-02 22:13:49,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-12-02 22:13:49,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:49,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:49,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 101 conjunts are in the unsatisfiable core [2023-12-02 22:13:49,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 6927 backedges. 113 proven. 598 refuted. 0 times theorem prover too weak. 6216 trivial. 0 not checked. [2023-12-02 22:13:59,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:59,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 189 states and 372 transitions. [2023-12-02 22:13:59,439 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 372 transitions. [2023-12-02 22:13:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2023-12-02 22:13:59,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:59,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:59,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-02 22:13:59,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 7113 backedges. 115 proven. 557 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2023-12-02 22:14:12,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:12,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 190 states and 374 transitions. [2023-12-02 22:14:12,538 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 374 transitions. [2023-12-02 22:14:12,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-12-02 22:14:12,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:12,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:13,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-02 22:14:13,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:22,088 INFO L134 CoverageAnalysis]: Checked inductivity of 7168 backedges. 115 proven. 612 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2023-12-02 22:14:25,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:25,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 191 states and 374 transitions. [2023-12-02 22:14:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 374 transitions. [2023-12-02 22:14:25,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2023-12-02 22:14:25,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:25,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:25,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 22:14:25,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:25,696 INFO L134 CoverageAnalysis]: Checked inductivity of 7413 backedges. 117 proven. 626 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2023-12-02 22:14:27,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 192 states and 378 transitions. [2023-12-02 22:14:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 378 transitions. [2023-12-02 22:14:27,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2023-12-02 22:14:27,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:27,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:27,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:14:27,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:27,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7662 backedges. 339 proven. 13 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2023-12-02 22:14:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:28,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 192 states and 376 transitions. [2023-12-02 22:14:28,210 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 376 transitions. [2023-12-02 22:14:28,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-02 22:14:28,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:28,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:28,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 22:14:28,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:29,418 INFO L134 CoverageAnalysis]: Checked inductivity of 7904 backedges. 121 proven. 643 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-02 22:14:35,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 195 states and 382 transitions. [2023-12-02 22:14:35,207 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 382 transitions. [2023-12-02 22:14:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2023-12-02 22:14:35,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:35,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:35,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-02 22:14:35,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:44,816 INFO L134 CoverageAnalysis]: Checked inductivity of 7940 backedges. 121 proven. 679 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-02 22:14:47,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 198 states and 387 transitions. [2023-12-02 22:14:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 387 transitions. [2023-12-02 22:14:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2023-12-02 22:14:47,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:47,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:48,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-02 22:14:48,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 8150 backedges. 123 proven. 646 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2023-12-02 22:14:56,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:56,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 199 states and 390 transitions. [2023-12-02 22:14:56,832 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 390 transitions. [2023-12-02 22:14:56,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2023-12-02 22:14:56,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:56,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:56,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-02 22:14:56,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:05,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8198 backedges. 123 proven. 694 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2023-12-02 22:15:08,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:08,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 200 states and 393 transitions. [2023-12-02 22:15:08,976 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 393 transitions. [2023-12-02 22:15:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2023-12-02 22:15:08,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:08,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:09,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:09,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-02 22:15:09,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:18,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8400 backedges. 125 proven. 649 refuted. 0 times theorem prover too weak. 7626 trivial. 0 not checked. [2023-12-02 22:15:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 202 states and 397 transitions. [2023-12-02 22:15:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 397 transitions. [2023-12-02 22:15:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2023-12-02 22:15:22,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:23,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-02 22:15:23,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:34,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8460 backedges. 125 proven. 709 refuted. 0 times theorem prover too weak. 7626 trivial. 0 not checked. [2023-12-02 22:15:37,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:37,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 203 states and 398 transitions. [2023-12-02 22:15:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 398 transitions. [2023-12-02 22:15:37,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2023-12-02 22:15:37,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:37,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:37,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 22:15:37,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 8726 backedges. 127 proven. 724 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2023-12-02 22:15:40,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:40,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 204 states and 402 transitions. [2023-12-02 22:15:40,004 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 402 transitions. [2023-12-02 22:15:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2023-12-02 22:15:40,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:40,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:40,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:15:40,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:40,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8996 backedges. 369 proven. 13 refuted. 0 times theorem prover too weak. 8614 trivial. 0 not checked. [2023-12-02 22:15:41,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:41,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 204 states and 400 transitions. [2023-12-02 22:15:41,244 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 400 transitions. [2023-12-02 22:15:41,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2023-12-02 22:15:41,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:41,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:41,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 22:15:41,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 9258 backedges. 131 proven. 742 refuted. 0 times theorem prover too weak. 8385 trivial. 0 not checked. [2023-12-02 22:15:48,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 207 states and 406 transitions. [2023-12-02 22:15:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 406 transitions. [2023-12-02 22:15:48,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2023-12-02 22:15:48,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:48,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:48,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-02 22:15:48,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 9297 backedges. 131 proven. 781 refuted. 0 times theorem prover too weak. 8385 trivial. 0 not checked. [2023-12-02 22:16:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:03,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 210 states and 411 transitions. [2023-12-02 22:16:03,285 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 411 transitions. [2023-12-02 22:16:03,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2023-12-02 22:16:03,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:03,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:03,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 22:16:03,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:14,914 INFO L134 CoverageAnalysis]: Checked inductivity of 9524 backedges. 133 proven. 745 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2023-12-02 22:16:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:17,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 211 states and 413 transitions. [2023-12-02 22:16:17,844 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 413 transitions. [2023-12-02 22:16:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2023-12-02 22:16:17,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:17,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:18,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-02 22:16:18,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 9576 backedges. 133 proven. 797 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2023-12-02 22:16:32,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:32,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 212 states and 418 transitions. [2023-12-02 22:16:32,736 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 418 transitions. [2023-12-02 22:16:32,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2023-12-02 22:16:32,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:32,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:33,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-02 22:16:33,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:44,387 INFO L134 CoverageAnalysis]: Checked inductivity of 9794 backedges. 135 proven. 748 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2023-12-02 22:16:47,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 213 states and 420 transitions. [2023-12-02 22:16:47,872 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 420 transitions. [2023-12-02 22:16:47,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2023-12-02 22:16:47,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:47,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:48,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-02 22:16:48,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:51,832 INFO L134 CoverageAnalysis]: Checked inductivity of 9859 backedges. 135 proven. 813 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2023-12-02 22:16:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:57,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 214 states and 420 transitions. [2023-12-02 22:16:57,019 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 420 transitions. [2023-12-02 22:16:57,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2023-12-02 22:16:57,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:57,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:57,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:16:57,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:58,408 INFO L134 CoverageAnalysis]: Checked inductivity of 10146 backedges. 137 proven. 829 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2023-12-02 22:17:01,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 216 states and 426 transitions. [2023-12-02 22:17:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 426 transitions. [2023-12-02 22:17:01,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2023-12-02 22:17:01,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:01,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:01,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 803 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:17:01,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:01,423 INFO L134 CoverageAnalysis]: Checked inductivity of 10437 backedges. 399 proven. 13 refuted. 0 times theorem prover too weak. 10025 trivial. 0 not checked. [2023-12-02 22:17:02,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 216 states and 424 transitions. [2023-12-02 22:17:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 424 transitions. [2023-12-02 22:17:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2023-12-02 22:17:02,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:02,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:02,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:17:02,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:03,905 INFO L134 CoverageAnalysis]: Checked inductivity of 10719 backedges. 141 proven. 848 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2023-12-02 22:17:10,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:10,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 219 states and 430 transitions. [2023-12-02 22:17:10,735 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 430 transitions. [2023-12-02 22:17:10,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2023-12-02 22:17:10,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:10,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:10,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-02 22:17:10,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:24,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10761 backedges. 141 proven. 890 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2023-12-02 22:17:28,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:28,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 222 states and 435 transitions. [2023-12-02 22:17:28,029 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 435 transitions. [2023-12-02 22:17:28,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2023-12-02 22:17:28,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:28,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:28,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-02 22:17:28,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:33,445 INFO L134 CoverageAnalysis]: Checked inductivity of 11005 backedges. 143 proven. 851 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2023-12-02 22:17:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:39,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 223 states and 438 transitions. [2023-12-02 22:17:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2023-12-02 22:17:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2023-12-02 22:17:39,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:39,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:40,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 125 conjunts are in the unsatisfiable core [2023-12-02 22:17:40,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:53,117 INFO L134 CoverageAnalysis]: Checked inductivity of 11061 backedges. 143 proven. 907 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2023-12-02 22:17:57,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:57,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 224 states and 441 transitions. [2023-12-02 22:17:57,519 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 441 transitions. [2023-12-02 22:17:57,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2023-12-02 22:17:57,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:57,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:57,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-02 22:17:57,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:14,076 INFO L134 CoverageAnalysis]: Checked inductivity of 11295 backedges. 145 proven. 854 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2023-12-02 22:18:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:19,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 226 states and 445 transitions. [2023-12-02 22:18:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 445 transitions. [2023-12-02 22:18:19,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2023-12-02 22:18:19,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:19,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:20,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-02 22:18:20,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 11365 backedges. 145 proven. 924 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2023-12-02 22:18:39,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:39,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 227 states and 446 transitions. [2023-12-02 22:18:39,512 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 446 transitions. [2023-12-02 22:18:39,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2023-12-02 22:18:39,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:39,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:40,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 848 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 22:18:40,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:41,099 INFO L134 CoverageAnalysis]: Checked inductivity of 11673 backedges. 147 proven. 941 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2023-12-02 22:18:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:43,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 228 states and 450 transitions. [2023-12-02 22:18:43,087 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 450 transitions. [2023-12-02 22:18:43,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2023-12-02 22:18:43,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:43,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:43,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:18:43,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:43,214 INFO L134 CoverageAnalysis]: Checked inductivity of 11985 backedges. 429 proven. 13 refuted. 0 times theorem prover too weak. 11543 trivial. 0 not checked. [2023-12-02 22:18:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:44,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 228 states and 448 transitions. [2023-12-02 22:18:44,609 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2023-12-02 22:18:44,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-12-02 22:18:44,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:44,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:44,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 22:18:44,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:46,017 INFO L134 CoverageAnalysis]: Checked inductivity of 12287 backedges. 151 proven. 961 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2023-12-02 22:18:53,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 231 states and 454 transitions. [2023-12-02 22:18:53,707 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 454 transitions. [2023-12-02 22:18:53,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2023-12-02 22:18:53,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:53,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:53,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-02 22:18:53,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:09,583 INFO L134 CoverageAnalysis]: Checked inductivity of 12332 backedges. 151 proven. 1006 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2023-12-02 22:19:13,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:13,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 234 states and 459 transitions. [2023-12-02 22:19:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 459 transitions. [2023-12-02 22:19:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2023-12-02 22:19:13,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:13,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:14,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-02 22:19:14,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12593 backedges. 153 proven. 964 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2023-12-02 22:19:33,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:33,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 235 states and 461 transitions. [2023-12-02 22:19:33,644 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 461 transitions. [2023-12-02 22:19:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2023-12-02 22:19:33,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:33,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:33,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 133 conjunts are in the unsatisfiable core [2023-12-02 22:19:33,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 12653 backedges. 153 proven. 1024 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2023-12-02 22:19:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:53,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 236 states and 465 transitions. [2023-12-02 22:19:53,691 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 465 transitions. [2023-12-02 22:19:53,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2023-12-02 22:19:53,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:53,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:54,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-02 22:19:54,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12903 backedges. 155 proven. 967 refuted. 0 times theorem prover too weak. 11781 trivial. 0 not checked. [2023-12-02 22:20:13,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:13,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 237 states and 467 transitions. [2023-12-02 22:20:13,492 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 467 transitions. [2023-12-02 22:20:13,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2023-12-02 22:20:13,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:13,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:14,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-02 22:20:14,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 12978 backedges. 155 proven. 1042 refuted. 0 times theorem prover too weak. 11781 trivial. 0 not checked. [2023-12-02 22:20:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:25,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 238 states and 467 transitions. [2023-12-02 22:20:25,723 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 467 transitions. [2023-12-02 22:20:25,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2023-12-02 22:20:25,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:25,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:26,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-02 22:20:26,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 13307 backedges. 157 proven. 1060 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2023-12-02 22:20:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 239 states and 471 transitions. [2023-12-02 22:20:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 471 transitions. [2023-12-02 22:20:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2023-12-02 22:20:28,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:28,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:29,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:20:29,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:29,105 INFO L134 CoverageAnalysis]: Checked inductivity of 13640 backedges. 459 proven. 13 refuted. 0 times theorem prover too weak. 13168 trivial. 0 not checked. [2023-12-02 22:20:30,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 239 states and 469 transitions. [2023-12-02 22:20:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 469 transitions. [2023-12-02 22:20:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2023-12-02 22:20:30,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:30,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:30,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-02 22:20:30,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 13962 backedges. 161 proven. 1081 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2023-12-02 22:20:40,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:40,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 242 states and 475 transitions. [2023-12-02 22:20:40,723 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 475 transitions. [2023-12-02 22:20:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2023-12-02 22:20:40,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:40,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:40,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-02 22:20:40,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:58,819 INFO L134 CoverageAnalysis]: Checked inductivity of 14010 backedges. 161 proven. 1129 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2023-12-02 22:21:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 245 states and 480 transitions. [2023-12-02 22:21:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 480 transitions. [2023-12-02 22:21:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2023-12-02 22:21:03,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:03,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:03,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-02 22:21:03,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:11,118 INFO L134 CoverageAnalysis]: Checked inductivity of 14288 backedges. 163 proven. 1084 refuted. 0 times theorem prover too weak. 13041 trivial. 0 not checked. [2023-12-02 22:21:20,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 246 states and 483 transitions. [2023-12-02 22:21:20,215 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 483 transitions. [2023-12-02 22:21:20,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2023-12-02 22:21:20,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:20,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:20,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 141 conjunts are in the unsatisfiable core [2023-12-02 22:21:20,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 14352 backedges. 163 proven. 1148 refuted. 0 times theorem prover too weak. 13041 trivial. 0 not checked. [2023-12-02 22:21:45,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:45,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 247 states and 487 transitions. [2023-12-02 22:21:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 487 transitions. [2023-12-02 22:21:45,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2023-12-02 22:21:45,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:45,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:45,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 139 conjunts are in the unsatisfiable core [2023-12-02 22:21:45,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:05,812 INFO L134 CoverageAnalysis]: Checked inductivity of 14618 backedges. 165 proven. 1087 refuted. 0 times theorem prover too weak. 13366 trivial. 0 not checked. [2023-12-02 22:22:13,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:13,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 249 states and 491 transitions. [2023-12-02 22:22:13,414 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 491 transitions. [2023-12-02 22:22:13,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2023-12-02 22:22:13,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:13,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:15,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-02 22:22:15,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:22,197 INFO L134 CoverageAnalysis]: Checked inductivity of 14698 backedges. 165 proven. 1167 refuted. 0 times theorem prover too weak. 13366 trivial. 0 not checked. [2023-12-02 22:22:27,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:27,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 250 states and 491 transitions. [2023-12-02 22:22:27,569 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 491 transitions. [2023-12-02 22:22:27,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2023-12-02 22:22:27,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:27,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:28,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:22:28,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:29,129 INFO L134 CoverageAnalysis]: Checked inductivity of 15048 backedges. 167 proven. 1186 refuted. 0 times theorem prover too weak. 13695 trivial. 0 not checked. [2023-12-02 22:22:31,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 251 states and 495 transitions. [2023-12-02 22:22:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 495 transitions. [2023-12-02 22:22:31,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2023-12-02 22:22:31,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:31,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:31,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:22:31,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:31,790 INFO L134 CoverageAnalysis]: Checked inductivity of 15402 backedges. 489 proven. 13 refuted. 0 times theorem prover too weak. 14900 trivial. 0 not checked. [2023-12-02 22:22:33,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:33,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 251 states and 493 transitions. [2023-12-02 22:22:33,437 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 493 transitions. [2023-12-02 22:22:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2023-12-02 22:22:33,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:33,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:33,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:22:33,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 15744 backedges. 171 proven. 1208 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2023-12-02 22:22:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 254 states and 499 transitions. [2023-12-02 22:22:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 499 transitions. [2023-12-02 22:22:44,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2023-12-02 22:22:44,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:44,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:44,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 986 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-02 22:22:44,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:06,068 INFO L134 CoverageAnalysis]: Checked inductivity of 15795 backedges. 171 proven. 1259 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2023-12-02 22:23:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:11,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 257 states and 504 transitions. [2023-12-02 22:23:11,475 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 504 transitions. [2023-12-02 22:23:11,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 475 [2023-12-02 22:23:11,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:11,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:11,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 986 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-02 22:23:11,659 INFO L285 TraceCheckSpWp]: Computing forward predicates...