./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 5a667cf640b9cf5657756f4ca44157e13471ed71aebfaf7ff11f9d5251db37ae --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:55:27,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:55:27,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:55:27,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:55:27,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:55:27,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:55:27,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:55:27,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:55:27,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:55:27,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:55:27,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:55:27,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:55:27,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:55:27,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:55:27,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:55:27,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:55:27,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:55:27,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:55:27,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:55:27,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:55:27,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:55:27,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:55:27,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:55:27,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:55:27,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:55:27,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:55:27,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:55:27,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:55:27,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:55:27,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:55:27,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:55:27,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:55:27,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:55:27,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:55:27,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:55:27,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:55:27,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:55:27,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:55:27,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:55:27,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:55:27,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:55:27,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:55:27,465 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:55:27,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:55:27,466 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:55:27,466 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:55:27,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:55:27,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:55:27,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:55:27,480 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:55:27,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:55:27,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:55:27,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:55:27,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:55:27,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:55:27,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:55:27,481 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:55:27,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:55:27,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:55:27,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:55:27,482 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:55:27,482 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:55:27,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:55:27,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:55:27,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:55:27,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:55:27,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:55:27,483 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:55:27,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:55:27,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:55:27,483 INFO L138 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_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a667cf640b9cf5657756f4ca44157e13471ed71aebfaf7ff11f9d5251db37ae [2022-12-14 19:55:27,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:55:27,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:55:27,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:55:27,676 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:55:27,677 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:55:27,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench/sqrt1-ll.c [2022-12-14 19:55:30,243 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:55:30,393 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:55:30,393 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/sv-benchmarks/c/nla-digbench/sqrt1-ll.c [2022-12-14 19:55:30,398 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/data/b6f5eaf9c/2c47eef33a59428cadcd41c12354b2f5/FLAG8746f70c6 [2022-12-14 19:55:30,820 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/data/b6f5eaf9c/2c47eef33a59428cadcd41c12354b2f5 [2022-12-14 19:55:30,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:55:30,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:55:30,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:55:30,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:55:30,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:55:30,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:55:30" (1/1) ... [2022-12-14 19:55:30,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@333706e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:30, skipping insertion in model container [2022-12-14 19:55:30,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:55:30" (1/1) ... [2022-12-14 19:55:30,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:55:30,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:55:30,956 WARN L237 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_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/sv-benchmarks/c/nla-digbench/sqrt1-ll.c[520,533] [2022-12-14 19:55:30,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:55:30,976 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:55:30,986 WARN L237 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_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/sv-benchmarks/c/nla-digbench/sqrt1-ll.c[520,533] [2022-12-14 19:55:30,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:55:31,001 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:55:31,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31 WrapperNode [2022-12-14 19:55:31,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:55:31,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:55:31,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:55:31,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:55:31,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,025 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2022-12-14 19:55:31,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:55:31,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:55:31,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:55:31,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:55:31,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,041 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:55:31,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:55:31,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:55:31,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:55:31,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:55:31,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:55:31,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:55:31,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3427eaff-c85b-44c6-bdce-4d93d1bd4ebd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:55:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:55:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:55:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:55:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:55:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 19:55:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 19:55:31,162 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:55:31,164 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:55:31,249 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:55:31,264 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:55:31,264 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:55:31,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:55:31 BoogieIcfgContainer [2022-12-14 19:55:31,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:55:31,267 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:55:31,267 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:55:31,275 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:55:31,275 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:55:31" (1/1) ... [2022-12-14 19:55:31,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:55:31,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:31,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-12-14 19:55:31,331 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-12-14 19:55:31,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 19:55:31,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:31,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:55:31,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:31,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2022-12-14 19:55:31,447 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2022-12-14 19:55:31,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 19:55:31,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:31,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:31,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:55:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2022-12-14 19:55:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2022-12-14 19:55:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:55:31,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:31,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:31,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:55:31,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:31,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:55:32,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:32,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2022-12-14 19:55:32,077 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2022-12-14 19:55:32,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:55:32,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:32,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:32,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:55:32,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:32,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:55:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 42 transitions. [2022-12-14 19:55:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2022-12-14 19:55:32,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:55:32,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:32,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:32,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:32,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:32,303 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:55:32,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:32,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 47 transitions. [2022-12-14 19:55:32,397 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2022-12-14 19:55:32,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:55:32,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:32,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:32,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 19:55:32,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:32,477 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 19:55:32,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:32,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 31 states and 52 transitions. [2022-12-14 19:55:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2022-12-14 19:55:32,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:55:32,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:32,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:32,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:32,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:32,702 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 19:55:32,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 55 transitions. [2022-12-14 19:55:32,861 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2022-12-14 19:55:32,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:55:32,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:32,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:32,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:32,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:55:32,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:32,959 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 19:55:33,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:33,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 34 states and 57 transitions. [2022-12-14 19:55:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2022-12-14 19:55:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:55:33,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:33,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:33,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:33,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:33,311 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 19:55:34,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:34,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 56 transitions. [2022-12-14 19:55:34,034 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2022-12-14 19:55:34,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 19:55:34,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:34,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:34,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:55:34,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:34,126 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 19:55:34,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 60 transitions. [2022-12-14 19:55:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2022-12-14 19:55:34,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 19:55:34,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:34,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:34,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:34,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:34,381 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 19:55:34,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:34,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 36 states and 61 transitions. [2022-12-14 19:55:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2022-12-14 19:55:34,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:55:34,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:34,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:34,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:55:34,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:34,573 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:55:34,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:34,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 39 states and 67 transitions. [2022-12-14 19:55:34,798 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 67 transitions. [2022-12-14 19:55:34,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 19:55:34,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:34,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:34,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:34,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:34,843 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 19:55:34,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:34,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 66 transitions. [2022-12-14 19:55:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2022-12-14 19:55:34,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 19:55:34,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:34,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:34,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:55:34,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:35,027 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 13 proven. 30 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 19:55:35,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:35,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 68 transitions. [2022-12-14 19:55:35,258 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2022-12-14 19:55:35,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:55:35,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:35,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:35,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:55:35,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:35,376 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 15 proven. 35 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 19:55:35,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:35,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 72 transitions. [2022-12-14 19:55:35,629 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2022-12-14 19:55:35,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-14 19:55:35,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:35,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:35,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:35,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:35,670 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2022-12-14 19:55:35,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:35,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 73 transitions. [2022-12-14 19:55:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2022-12-14 19:55:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 19:55:35,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:35,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:35,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:55:35,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 18 proven. 21 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 19:55:36,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:36,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 79 transitions. [2022-12-14 19:55:36,147 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2022-12-14 19:55:36,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:55:36,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:36,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:36,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:36,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:36,189 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2022-12-14 19:55:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 78 transitions. [2022-12-14 19:55:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 78 transitions. [2022-12-14 19:55:36,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 19:55:36,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:36,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:36,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:55:36,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:36,397 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 19 proven. 52 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 19:55:36,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:36,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 80 transitions. [2022-12-14 19:55:36,673 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2022-12-14 19:55:36,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 19:55:36,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:36,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:36,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:55:36,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:36,792 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 21 proven. 58 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2022-12-14 19:55:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:37,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 84 transitions. [2022-12-14 19:55:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2022-12-14 19:55:37,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 19:55:37,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:37,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:37,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:37,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:37,116 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 59 proven. 7 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2022-12-14 19:55:37,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:37,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 85 transitions. [2022-12-14 19:55:37,221 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2022-12-14 19:55:37,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-14 19:55:37,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:37,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:37,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:55:37,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:37,337 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 24 proven. 38 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-14 19:55:37,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 51 states and 91 transitions. [2022-12-14 19:55:37,635 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 91 transitions. [2022-12-14 19:55:37,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:55:37,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:37,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:37,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:37,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:37,682 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-12-14 19:55:37,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 90 transitions. [2022-12-14 19:55:37,734 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 90 transitions. [2022-12-14 19:55:37,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:55:37,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:37,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:37,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 19:55:37,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:37,982 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 25 proven. 79 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-12-14 19:55:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:38,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 52 states and 92 transitions. [2022-12-14 19:55:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2022-12-14 19:55:38,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 19:55:38,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:38,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:38,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:55:38,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:38,500 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 27 proven. 86 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-12-14 19:55:38,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:38,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 96 transitions. [2022-12-14 19:55:38,870 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2022-12-14 19:55:38,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 19:55:38,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:38,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:38,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:38,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:38,922 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2022-12-14 19:55:39,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:39,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 54 states and 97 transitions. [2022-12-14 19:55:39,035 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 97 transitions. [2022-12-14 19:55:39,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 19:55:39,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:39,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:39,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:55:39,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:39,166 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-12-14 19:55:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 57 states and 103 transitions. [2022-12-14 19:55:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 103 transitions. [2022-12-14 19:55:39,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 19:55:39,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:39,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:39,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:39,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:39,581 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2022-12-14 19:55:39,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:39,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 102 transitions. [2022-12-14 19:55:39,648 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 102 transitions. [2022-12-14 19:55:39,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-14 19:55:39,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:39,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:39,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 19:55:39,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:39,943 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 31 proven. 111 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-12-14 19:55:40,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:40,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 58 states and 104 transitions. [2022-12-14 19:55:40,352 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2022-12-14 19:55:40,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-14 19:55:40,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:40,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:40,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:55:40,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:40,580 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 33 proven. 119 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2022-12-14 19:55:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 59 states and 108 transitions. [2022-12-14 19:55:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 108 transitions. [2022-12-14 19:55:40,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 19:55:40,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:40,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:41,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:41,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 95 proven. 7 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2022-12-14 19:55:41,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 60 states and 109 transitions. [2022-12-14 19:55:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2022-12-14 19:55:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 19:55:41,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:41,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:41,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 19:55:41,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:41,293 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 36 proven. 87 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2022-12-14 19:55:41,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:41,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 63 states and 115 transitions. [2022-12-14 19:55:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 115 transitions. [2022-12-14 19:55:41,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 19:55:41,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:41,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:41,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:41,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 95 proven. 7 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2022-12-14 19:55:41,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:41,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 63 states and 114 transitions. [2022-12-14 19:55:41,793 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 114 transitions. [2022-12-14 19:55:41,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-14 19:55:41,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:41,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:41,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-14 19:55:41,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 815 backedges. 37 proven. 148 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2022-12-14 19:55:42,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:42,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 64 states and 116 transitions. [2022-12-14 19:55:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2022-12-14 19:55:42,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 19:55:42,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:42,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:42,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 19:55:42,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:42,990 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 39 proven. 157 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2022-12-14 19:55:43,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 65 states and 120 transitions. [2022-12-14 19:55:43,404 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 120 transitions. [2022-12-14 19:55:43,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 19:55:43,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:43,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:43,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:43,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:43,442 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 113 proven. 7 refuted. 0 times theorem prover too weak. 867 trivial. 0 not checked. [2022-12-14 19:55:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:43,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 66 states and 121 transitions. [2022-12-14 19:55:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 121 transitions. [2022-12-14 19:55:43,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 19:55:43,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:43,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:43,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 38 conjunts are in the unsatisfiable core [2022-12-14 19:55:43,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:43,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 42 proven. 119 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-12-14 19:55:44,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:44,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 69 states and 127 transitions. [2022-12-14 19:55:44,211 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 127 transitions. [2022-12-14 19:55:44,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 19:55:44,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:44,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:44,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:44,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:44,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 112 proven. 7 refuted. 0 times theorem prover too weak. 954 trivial. 0 not checked. [2022-12-14 19:55:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:44,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 69 states and 126 transitions. [2022-12-14 19:55:44,334 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2022-12-14 19:55:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 19:55:44,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:44,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:44,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 19:55:44,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 43 proven. 190 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-12-14 19:55:45,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:45,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 70 states and 128 transitions. [2022-12-14 19:55:45,434 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 128 transitions. [2022-12-14 19:55:45,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-14 19:55:45,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:45,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:45,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 45 conjunts are in the unsatisfiable core [2022-12-14 19:55:45,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:45,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 45 proven. 200 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2022-12-14 19:55:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 71 states and 132 transitions. [2022-12-14 19:55:46,381 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 132 transitions. [2022-12-14 19:55:46,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-14 19:55:46,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:46,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:46,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:46,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:46,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 131 proven. 7 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2022-12-14 19:55:46,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 72 states and 133 transitions. [2022-12-14 19:55:46,634 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 133 transitions. [2022-12-14 19:55:46,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 19:55:46,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:46,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:46,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-14 19:55:46,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:46,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1308 backedges. 48 proven. 156 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2022-12-14 19:55:47,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 75 states and 139 transitions. [2022-12-14 19:55:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 139 transitions. [2022-12-14 19:55:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 19:55:47,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:47,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:47,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:47,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:47,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1390 backedges. 129 proven. 7 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2022-12-14 19:55:47,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 75 states and 138 transitions. [2022-12-14 19:55:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 138 transitions. [2022-12-14 19:55:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 19:55:47,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:47,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:47,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 65 conjunts are in the unsatisfiable core [2022-12-14 19:55:47,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 49 proven. 237 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2022-12-14 19:55:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 76 states and 140 transitions. [2022-12-14 19:55:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 140 transitions. [2022-12-14 19:55:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 19:55:48,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:48,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:48,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 49 conjunts are in the unsatisfiable core [2022-12-14 19:55:48,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:49,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1524 backedges. 51 proven. 248 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2022-12-14 19:55:49,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:49,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 77 states and 144 transitions. [2022-12-14 19:55:49,938 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 144 transitions. [2022-12-14 19:55:49,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-12-14 19:55:49,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:49,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:49,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:49,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 149 proven. 7 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2022-12-14 19:55:50,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:50,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 78 states and 145 transitions. [2022-12-14 19:55:50,195 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 145 transitions. [2022-12-14 19:55:50,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-14 19:55:50,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:50,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:50,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 46 conjunts are in the unsatisfiable core [2022-12-14 19:55:50,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 54 proven. 198 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2022-12-14 19:55:51,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:51,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 81 states and 151 transitions. [2022-12-14 19:55:51,155 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 151 transitions. [2022-12-14 19:55:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 19:55:51,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:51,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:51,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:51,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:51,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1748 backedges. 146 proven. 7 refuted. 0 times theorem prover too weak. 1595 trivial. 0 not checked. [2022-12-14 19:55:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 81 states and 150 transitions. [2022-12-14 19:55:51,308 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 150 transitions. [2022-12-14 19:55:51,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-12-14 19:55:51,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:51,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:51,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 71 conjunts are in the unsatisfiable core [2022-12-14 19:55:51,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:51,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 55 proven. 289 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2022-12-14 19:55:52,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 82 states and 152 transitions. [2022-12-14 19:55:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 152 transitions. [2022-12-14 19:55:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-14 19:55:52,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:52,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:52,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-14 19:55:52,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:53,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1898 backedges. 57 proven. 301 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2022-12-14 19:55:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 83 states and 156 transitions. [2022-12-14 19:55:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 156 transitions. [2022-12-14 19:55:53,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-14 19:55:53,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:53,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:53,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:53,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 167 proven. 7 refuted. 0 times theorem prover too weak. 1851 trivial. 0 not checked. [2022-12-14 19:55:54,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 84 states and 157 transitions. [2022-12-14 19:55:54,165 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 157 transitions. [2022-12-14 19:55:54,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 19:55:54,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:54,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:54,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-14 19:55:54,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2045 backedges. 60 proven. 245 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2022-12-14 19:55:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:55,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 87 states and 163 transitions. [2022-12-14 19:55:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 163 transitions. [2022-12-14 19:55:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-12-14 19:55:55,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:55,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:55,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:55,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2147 backedges. 163 proven. 7 refuted. 0 times theorem prover too weak. 1977 trivial. 0 not checked. [2022-12-14 19:55:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 87 states and 162 transitions. [2022-12-14 19:55:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 162 transitions. [2022-12-14 19:55:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-14 19:55:55,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:55,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:55,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 77 conjunts are in the unsatisfiable core [2022-12-14 19:55:55,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 61 proven. 346 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2022-12-14 19:55:56,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 88 states and 164 transitions. [2022-12-14 19:55:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 164 transitions. [2022-12-14 19:55:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-14 19:55:56,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:56,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:56,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 19:55:56,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:57,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2313 backedges. 63 proven. 359 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2022-12-14 19:55:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 89 states and 168 transitions. [2022-12-14 19:55:58,040 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 168 transitions. [2022-12-14 19:55:58,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-12-14 19:55:58,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:58,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:58,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:58,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 185 proven. 7 refuted. 0 times theorem prover too weak. 2261 trivial. 0 not checked. [2022-12-14 19:55:58,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:58,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 90 states and 169 transitions. [2022-12-14 19:55:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 169 transitions. [2022-12-14 19:55:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-12-14 19:55:58,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:58,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:58,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 54 conjunts are in the unsatisfiable core [2022-12-14 19:55:58,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:58,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2475 backedges. 66 proven. 297 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2022-12-14 19:55:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:59,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 93 states and 175 transitions. [2022-12-14 19:55:59,148 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 175 transitions. [2022-12-14 19:55:59,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-12-14 19:55:59,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:59,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:59,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:55:59,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:55:59,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2587 backedges. 180 proven. 7 refuted. 0 times theorem prover too weak. 2400 trivial. 0 not checked. [2022-12-14 19:55:59,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:55:59,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 93 states and 174 transitions. [2022-12-14 19:55:59,319 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 174 transitions. [2022-12-14 19:55:59,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-12-14 19:55:59,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:55:59,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:55:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:55:59,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 83 conjunts are in the unsatisfiable core [2022-12-14 19:55:59,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2620 backedges. 67 proven. 408 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2022-12-14 19:56:01,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:01,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 94 states and 176 transitions. [2022-12-14 19:56:01,123 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 176 transitions. [2022-12-14 19:56:01,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-12-14 19:56:01,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:01,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:01,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 61 conjunts are in the unsatisfiable core [2022-12-14 19:56:01,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2769 backedges. 69 proven. 422 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2022-12-14 19:56:02,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:02,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 95 states and 180 transitions. [2022-12-14 19:56:02,922 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 180 transitions. [2022-12-14 19:56:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-14 19:56:02,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:02,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:02,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:02,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:02,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2922 backedges. 203 proven. 7 refuted. 0 times theorem prover too weak. 2712 trivial. 0 not checked. [2022-12-14 19:56:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 96 states and 181 transitions. [2022-12-14 19:56:03,219 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 181 transitions. [2022-12-14 19:56:03,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-14 19:56:03,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:03,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:03,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-14 19:56:03,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:03,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2946 backedges. 72 proven. 354 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2022-12-14 19:56:04,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 99 states and 187 transitions. [2022-12-14 19:56:04,290 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 187 transitions. [2022-12-14 19:56:04,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-12-14 19:56:04,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:04,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:04,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:04,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:04,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3068 backedges. 197 proven. 7 refuted. 0 times theorem prover too weak. 2864 trivial. 0 not checked. [2022-12-14 19:56:04,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:04,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 99 states and 186 transitions. [2022-12-14 19:56:04,469 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 186 transitions. [2022-12-14 19:56:04,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2022-12-14 19:56:04,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:04,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:04,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 89 conjunts are in the unsatisfiable core [2022-12-14 19:56:04,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3104 backedges. 73 proven. 475 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2022-12-14 19:56:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 100 states and 188 transitions. [2022-12-14 19:56:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 188 transitions. [2022-12-14 19:56:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-12-14 19:56:06,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:06,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:06,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 65 conjunts are in the unsatisfiable core [2022-12-14 19:56:06,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3266 backedges. 75 proven. 490 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2022-12-14 19:56:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 101 states and 192 transitions. [2022-12-14 19:56:07,742 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 192 transitions. [2022-12-14 19:56:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-12-14 19:56:07,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:07,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:07,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:07,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:07,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3432 backedges. 221 proven. 7 refuted. 0 times theorem prover too weak. 3204 trivial. 0 not checked. [2022-12-14 19:56:08,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:08,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 102 states and 193 transitions. [2022-12-14 19:56:08,004 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 193 transitions. [2022-12-14 19:56:08,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-12-14 19:56:08,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:08,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:08,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 62 conjunts are in the unsatisfiable core [2022-12-14 19:56:08,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:08,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3458 backedges. 78 proven. 416 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2022-12-14 19:56:09,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:09,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 105 states and 199 transitions. [2022-12-14 19:56:09,141 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 199 transitions. [2022-12-14 19:56:09,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-12-14 19:56:09,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:09,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:09,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:09,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:09,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3590 backedges. 214 proven. 7 refuted. 0 times theorem prover too weak. 3369 trivial. 0 not checked. [2022-12-14 19:56:09,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:09,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 105 states and 198 transitions. [2022-12-14 19:56:09,311 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 198 transitions. [2022-12-14 19:56:09,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-12-14 19:56:09,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:09,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:09,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 95 conjunts are in the unsatisfiable core [2022-12-14 19:56:09,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:10,371 INFO L134 CoverageAnalysis]: Checked inductivity of 3629 backedges. 79 proven. 547 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2022-12-14 19:56:11,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:11,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 106 states and 200 transitions. [2022-12-14 19:56:11,434 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 200 transitions. [2022-12-14 19:56:11,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-12-14 19:56:11,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:11,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:11,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 69 conjunts are in the unsatisfiable core [2022-12-14 19:56:11,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3804 backedges. 81 proven. 563 refuted. 0 times theorem prover too weak. 3160 trivial. 0 not checked. [2022-12-14 19:56:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:13,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 107 states and 204 transitions. [2022-12-14 19:56:13,452 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 204 transitions. [2022-12-14 19:56:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-12-14 19:56:13,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:13,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:13,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:13,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:13,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3983 backedges. 239 proven. 7 refuted. 0 times theorem prover too weak. 3737 trivial. 0 not checked. [2022-12-14 19:56:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 108 states and 205 transitions. [2022-12-14 19:56:13,773 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 205 transitions. [2022-12-14 19:56:13,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-14 19:56:13,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:13,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:13,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 66 conjunts are in the unsatisfiable core [2022-12-14 19:56:13,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:14,131 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 84 proven. 483 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2022-12-14 19:56:15,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:15,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 111 states and 211 transitions. [2022-12-14 19:56:15,173 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 211 transitions. [2022-12-14 19:56:15,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-12-14 19:56:15,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:15,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:15,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:15,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4153 backedges. 231 proven. 7 refuted. 0 times theorem prover too weak. 3915 trivial. 0 not checked. [2022-12-14 19:56:15,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:15,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 111 states and 210 transitions. [2022-12-14 19:56:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 210 transitions. [2022-12-14 19:56:15,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-12-14 19:56:15,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:15,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:15,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 101 conjunts are in the unsatisfiable core [2022-12-14 19:56:15,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:16,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4195 backedges. 85 proven. 624 refuted. 0 times theorem prover too weak. 3486 trivial. 0 not checked. [2022-12-14 19:56:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 112 states and 212 transitions. [2022-12-14 19:56:17,906 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 212 transitions. [2022-12-14 19:56:17,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2022-12-14 19:56:17,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:17,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:17,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 101 conjunts are in the unsatisfiable core [2022-12-14 19:56:17,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:19,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4383 backedges. 87 proven. 641 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2022-12-14 19:56:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 113 states and 216 transitions. [2022-12-14 19:56:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 216 transitions. [2022-12-14 19:56:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-12-14 19:56:20,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:20,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:20,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:20,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:20,349 INFO L134 CoverageAnalysis]: Checked inductivity of 4575 backedges. 257 proven. 7 refuted. 0 times theorem prover too weak. 4311 trivial. 0 not checked. [2022-12-14 19:56:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:20,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 114 states and 217 transitions. [2022-12-14 19:56:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 217 transitions. [2022-12-14 19:56:20,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-12-14 19:56:20,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:20,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:20,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 70 conjunts are in the unsatisfiable core [2022-12-14 19:56:20,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 4605 backedges. 90 proven. 555 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2022-12-14 19:56:22,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:22,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 117 states and 223 transitions. [2022-12-14 19:56:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 223 transitions. [2022-12-14 19:56:22,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-12-14 19:56:22,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:22,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:22,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:22,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:22,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4757 backedges. 248 proven. 7 refuted. 0 times theorem prover too weak. 4502 trivial. 0 not checked. [2022-12-14 19:56:22,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 117 states and 222 transitions. [2022-12-14 19:56:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 222 transitions. [2022-12-14 19:56:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-12-14 19:56:22,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:22,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:22,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 107 conjunts are in the unsatisfiable core [2022-12-14 19:56:22,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:23,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4802 backedges. 91 proven. 706 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2022-12-14 19:56:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:25,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 118 states and 224 transitions. [2022-12-14 19:56:25,227 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 224 transitions. [2022-12-14 19:56:25,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-12-14 19:56:25,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:25,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:25,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 107 conjunts are in the unsatisfiable core [2022-12-14 19:56:25,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 5003 backedges. 93 proven. 724 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2022-12-14 19:56:27,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:27,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 119 states and 228 transitions. [2022-12-14 19:56:27,910 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 228 transitions. [2022-12-14 19:56:27,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-12-14 19:56:27,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:27,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:27,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:27,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:27,995 INFO L134 CoverageAnalysis]: Checked inductivity of 5208 backedges. 275 proven. 7 refuted. 0 times theorem prover too weak. 4926 trivial. 0 not checked. [2022-12-14 19:56:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 120 states and 229 transitions. [2022-12-14 19:56:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 229 transitions. [2022-12-14 19:56:28,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-12-14 19:56:28,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:28,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:28,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 74 conjunts are in the unsatisfiable core [2022-12-14 19:56:28,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 5240 backedges. 96 proven. 632 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2022-12-14 19:56:29,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:29,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 123 states and 235 transitions. [2022-12-14 19:56:29,747 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 235 transitions. [2022-12-14 19:56:29,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-12-14 19:56:29,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:29,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:29,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:29,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 265 proven. 7 refuted. 0 times theorem prover too weak. 5130 trivial. 0 not checked. [2022-12-14 19:56:29,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 123 states and 234 transitions. [2022-12-14 19:56:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 234 transitions. [2022-12-14 19:56:29,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-12-14 19:56:29,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:29,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:30,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 113 conjunts are in the unsatisfiable core [2022-12-14 19:56:30,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 5450 backedges. 97 proven. 793 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2022-12-14 19:56:32,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:32,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 124 states and 236 transitions. [2022-12-14 19:56:32,722 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 236 transitions. [2022-12-14 19:56:32,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2022-12-14 19:56:32,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:32,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:32,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 81 conjunts are in the unsatisfiable core [2022-12-14 19:56:32,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:33,466 INFO L134 CoverageAnalysis]: Checked inductivity of 5664 backedges. 99 proven. 812 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2022-12-14 19:56:34,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:34,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 125 states and 240 transitions. [2022-12-14 19:56:34,897 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 240 transitions. [2022-12-14 19:56:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-12-14 19:56:34,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:34,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:34,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:34,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 5882 backedges. 293 proven. 7 refuted. 0 times theorem prover too weak. 5582 trivial. 0 not checked. [2022-12-14 19:56:35,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:35,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 126 states and 241 transitions. [2022-12-14 19:56:35,255 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 241 transitions. [2022-12-14 19:56:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-12-14 19:56:35,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:35,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:35,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 78 conjunts are in the unsatisfiable core [2022-12-14 19:56:35,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:35,627 INFO L134 CoverageAnalysis]: Checked inductivity of 5916 backedges. 102 proven. 714 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2022-12-14 19:56:36,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:36,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 129 states and 247 transitions. [2022-12-14 19:56:36,922 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 247 transitions. [2022-12-14 19:56:36,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-12-14 19:56:36,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:36,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:37,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:37,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6088 backedges. 282 proven. 7 refuted. 0 times theorem prover too weak. 5799 trivial. 0 not checked. [2022-12-14 19:56:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 129 states and 246 transitions. [2022-12-14 19:56:37,181 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 246 transitions. [2022-12-14 19:56:37,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2022-12-14 19:56:37,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:37,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:37,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 119 conjunts are in the unsatisfiable core [2022-12-14 19:56:37,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:39,008 INFO L134 CoverageAnalysis]: Checked inductivity of 6139 backedges. 103 proven. 885 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2022-12-14 19:56:40,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:40,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 130 states and 248 transitions. [2022-12-14 19:56:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 248 transitions. [2022-12-14 19:56:40,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-12-14 19:56:40,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:40,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:40,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 119 conjunts are in the unsatisfiable core [2022-12-14 19:56:40,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:42,400 INFO L134 CoverageAnalysis]: Checked inductivity of 6366 backedges. 105 proven. 905 refuted. 0 times theorem prover too weak. 5356 trivial. 0 not checked. [2022-12-14 19:56:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:43,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 131 states and 252 transitions. [2022-12-14 19:56:43,954 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 252 transitions. [2022-12-14 19:56:43,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2022-12-14 19:56:43,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:43,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:44,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:44,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:44,047 INFO L134 CoverageAnalysis]: Checked inductivity of 6597 backedges. 311 proven. 7 refuted. 0 times theorem prover too weak. 6279 trivial. 0 not checked. [2022-12-14 19:56:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 132 states and 253 transitions. [2022-12-14 19:56:44,383 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 253 transitions. [2022-12-14 19:56:44,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2022-12-14 19:56:44,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:44,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:44,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 82 conjunts are in the unsatisfiable core [2022-12-14 19:56:44,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:44,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6633 backedges. 108 proven. 801 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2022-12-14 19:56:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:46,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 135 states and 259 transitions. [2022-12-14 19:56:46,350 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 259 transitions. [2022-12-14 19:56:46,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-14 19:56:46,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:46,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:46,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:46,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:46,432 INFO L134 CoverageAnalysis]: Checked inductivity of 6815 backedges. 299 proven. 7 refuted. 0 times theorem prover too weak. 6509 trivial. 0 not checked. [2022-12-14 19:56:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 135 states and 258 transitions. [2022-12-14 19:56:46,603 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 258 transitions. [2022-12-14 19:56:46,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2022-12-14 19:56:46,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:46,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:46,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 125 conjunts are in the unsatisfiable core [2022-12-14 19:56:46,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:48,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6869 backedges. 109 proven. 982 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2022-12-14 19:56:49,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:49,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 136 states and 260 transitions. [2022-12-14 19:56:49,938 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 260 transitions. [2022-12-14 19:56:49,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2022-12-14 19:56:49,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:49,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:50,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 89 conjunts are in the unsatisfiable core [2022-12-14 19:56:50,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 7109 backedges. 111 proven. 1003 refuted. 0 times theorem prover too weak. 5995 trivial. 0 not checked. [2022-12-14 19:56:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 137 states and 264 transitions. [2022-12-14 19:56:52,774 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 264 transitions. [2022-12-14 19:56:52,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-12-14 19:56:52,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:52,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:52,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:52,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 7353 backedges. 329 proven. 7 refuted. 0 times theorem prover too weak. 7017 trivial. 0 not checked. [2022-12-14 19:56:53,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:53,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 138 states and 265 transitions. [2022-12-14 19:56:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 265 transitions. [2022-12-14 19:56:53,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-12-14 19:56:53,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:53,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:53,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 86 conjunts are in the unsatisfiable core [2022-12-14 19:56:53,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:53,739 INFO L134 CoverageAnalysis]: Checked inductivity of 7391 backedges. 114 proven. 893 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2022-12-14 19:56:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:55,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 141 states and 271 transitions. [2022-12-14 19:56:55,343 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 271 transitions. [2022-12-14 19:56:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-12-14 19:56:55,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:55,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:55,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:56:55,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:55,436 INFO L134 CoverageAnalysis]: Checked inductivity of 7583 backedges. 316 proven. 7 refuted. 0 times theorem prover too weak. 7260 trivial. 0 not checked. [2022-12-14 19:56:55,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:55,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 141 states and 270 transitions. [2022-12-14 19:56:55,631 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 270 transitions. [2022-12-14 19:56:55,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2022-12-14 19:56:55,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:55,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:55,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 131 conjunts are in the unsatisfiable core [2022-12-14 19:56:55,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:56:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 7640 backedges. 115 proven. 1084 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2022-12-14 19:56:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:56:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 142 states and 272 transitions. [2022-12-14 19:56:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 272 transitions. [2022-12-14 19:56:59,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-12-14 19:56:59,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:56:59,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:56:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:56:59,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 131 conjunts are in the unsatisfiable core [2022-12-14 19:56:59,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 7893 backedges. 117 proven. 1106 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2022-12-14 19:57:03,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:03,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 143 states and 276 transitions. [2022-12-14 19:57:03,272 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 276 transitions. [2022-12-14 19:57:03,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-12-14 19:57:03,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:03,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:03,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:03,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8150 backedges. 347 proven. 7 refuted. 0 times theorem prover too weak. 7796 trivial. 0 not checked. [2022-12-14 19:57:03,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:03,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 144 states and 277 transitions. [2022-12-14 19:57:03,735 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 277 transitions. [2022-12-14 19:57:03,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-12-14 19:57:03,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:03,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:03,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 90 conjunts are in the unsatisfiable core [2022-12-14 19:57:03,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 120 proven. 990 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2022-12-14 19:57:05,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:05,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 147 states and 283 transitions. [2022-12-14 19:57:05,751 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 283 transitions. [2022-12-14 19:57:05,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-12-14 19:57:05,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:05,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:05,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:05,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:05,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8392 backedges. 333 proven. 7 refuted. 0 times theorem prover too weak. 8052 trivial. 0 not checked. [2022-12-14 19:57:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 147 states and 282 transitions. [2022-12-14 19:57:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 282 transitions. [2022-12-14 19:57:06,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-12-14 19:57:06,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:06,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:06,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 137 conjunts are in the unsatisfiable core [2022-12-14 19:57:06,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:08,290 INFO L134 CoverageAnalysis]: Checked inductivity of 8452 backedges. 121 proven. 1191 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2022-12-14 19:57:10,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:10,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 148 states and 284 transitions. [2022-12-14 19:57:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 284 transitions. [2022-12-14 19:57:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-12-14 19:57:10,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:10,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:10,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 97 conjunts are in the unsatisfiable core [2022-12-14 19:57:10,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:11,273 INFO L134 CoverageAnalysis]: Checked inductivity of 8718 backedges. 123 proven. 1214 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2022-12-14 19:57:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 149 states and 288 transitions. [2022-12-14 19:57:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 288 transitions. [2022-12-14 19:57:13,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-12-14 19:57:13,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:13,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:13,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:13,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:13,393 INFO L134 CoverageAnalysis]: Checked inductivity of 8988 backedges. 365 proven. 7 refuted. 0 times theorem prover too weak. 8616 trivial. 0 not checked. [2022-12-14 19:57:13,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:13,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 150 states and 289 transitions. [2022-12-14 19:57:13,698 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 289 transitions. [2022-12-14 19:57:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2022-12-14 19:57:13,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:13,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:13,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 94 conjunts are in the unsatisfiable core [2022-12-14 19:57:13,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:14,123 INFO L134 CoverageAnalysis]: Checked inductivity of 9030 backedges. 126 proven. 1092 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2022-12-14 19:57:15,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 153 states and 295 transitions. [2022-12-14 19:57:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 295 transitions. [2022-12-14 19:57:15,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2022-12-14 19:57:15,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:15,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:15,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:15,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 9242 backedges. 350 proven. 7 refuted. 0 times theorem prover too weak. 8885 trivial. 0 not checked. [2022-12-14 19:57:16,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:16,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 153 states and 294 transitions. [2022-12-14 19:57:16,172 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 294 transitions. [2022-12-14 19:57:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2022-12-14 19:57:16,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:16,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:16,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 143 conjunts are in the unsatisfiable core [2022-12-14 19:57:16,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 9305 backedges. 127 proven. 1303 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2022-12-14 19:57:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:20,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 154 states and 296 transitions. [2022-12-14 19:57:20,682 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 296 transitions. [2022-12-14 19:57:20,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-12-14 19:57:20,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:20,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:20,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 101 conjunts are in the unsatisfiable core [2022-12-14 19:57:20,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:21,778 INFO L134 CoverageAnalysis]: Checked inductivity of 9584 backedges. 129 proven. 1327 refuted. 0 times theorem prover too weak. 8128 trivial. 0 not checked. [2022-12-14 19:57:23,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:23,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 155 states and 300 transitions. [2022-12-14 19:57:23,773 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 300 transitions. [2022-12-14 19:57:23,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2022-12-14 19:57:23,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:23,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:23,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:23,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:23,870 INFO L134 CoverageAnalysis]: Checked inductivity of 9867 backedges. 383 proven. 7 refuted. 0 times theorem prover too weak. 9477 trivial. 0 not checked. [2022-12-14 19:57:24,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:24,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 156 states and 301 transitions. [2022-12-14 19:57:24,225 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 301 transitions. [2022-12-14 19:57:24,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-12-14 19:57:24,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:24,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:24,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 98 conjunts are in the unsatisfiable core [2022-12-14 19:57:24,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:24,655 INFO L134 CoverageAnalysis]: Checked inductivity of 9911 backedges. 132 proven. 1199 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2022-12-14 19:57:26,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 159 states and 307 transitions. [2022-12-14 19:57:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 307 transitions. [2022-12-14 19:57:26,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-12-14 19:57:26,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:26,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:26,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 815 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:26,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:26,793 INFO L134 CoverageAnalysis]: Checked inductivity of 10133 backedges. 367 proven. 7 refuted. 0 times theorem prover too weak. 9759 trivial. 0 not checked. [2022-12-14 19:57:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 159 states and 306 transitions. [2022-12-14 19:57:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 306 transitions. [2022-12-14 19:57:27,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-12-14 19:57:27,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:27,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:27,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 149 conjunts are in the unsatisfiable core [2022-12-14 19:57:27,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:30,004 INFO L134 CoverageAnalysis]: Checked inductivity of 10199 backedges. 133 proven. 1420 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2022-12-14 19:57:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 160 states and 308 transitions. [2022-12-14 19:57:32,390 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 308 transitions. [2022-12-14 19:57:32,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2022-12-14 19:57:32,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:32,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:32,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 105 conjunts are in the unsatisfiable core [2022-12-14 19:57:32,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:34,475 INFO L134 CoverageAnalysis]: Checked inductivity of 10491 backedges. 135 proven. 1445 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2022-12-14 19:57:36,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:36,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 161 states and 312 transitions. [2022-12-14 19:57:36,940 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 312 transitions. [2022-12-14 19:57:36,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2022-12-14 19:57:36,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:36,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:37,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 841 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:37,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:37,043 INFO L134 CoverageAnalysis]: Checked inductivity of 10787 backedges. 401 proven. 7 refuted. 0 times theorem prover too weak. 10379 trivial. 0 not checked. [2022-12-14 19:57:37,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:37,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 162 states and 313 transitions. [2022-12-14 19:57:37,556 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 313 transitions. [2022-12-14 19:57:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-12-14 19:57:37,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:37,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:37,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 848 conjuncts, 102 conjunts are in the unsatisfiable core [2022-12-14 19:57:37,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:38,050 INFO L134 CoverageAnalysis]: Checked inductivity of 10833 backedges. 138 proven. 1311 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2022-12-14 19:57:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 165 states and 319 transitions. [2022-12-14 19:57:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 319 transitions. [2022-12-14 19:57:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-12-14 19:57:40,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:40,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:40,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 850 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:40,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 11065 backedges. 384 proven. 7 refuted. 0 times theorem prover too weak. 10674 trivial. 0 not checked. [2022-12-14 19:57:40,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:40,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 165 states and 318 transitions. [2022-12-14 19:57:40,324 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 318 transitions. [2022-12-14 19:57:40,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2022-12-14 19:57:40,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:40,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:40,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 155 conjunts are in the unsatisfiable core [2022-12-14 19:57:40,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:43,294 INFO L134 CoverageAnalysis]: Checked inductivity of 11134 backedges. 139 proven. 1542 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2022-12-14 19:57:45,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 166 states and 320 transitions. [2022-12-14 19:57:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 320 transitions. [2022-12-14 19:57:45,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-12-14 19:57:45,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:45,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:45,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 109 conjunts are in the unsatisfiable core [2022-12-14 19:57:45,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 11439 backedges. 141 proven. 1568 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2022-12-14 19:57:50,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:50,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 167 states and 324 transitions. [2022-12-14 19:57:50,016 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 324 transitions. [2022-12-14 19:57:50,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-12-14 19:57:50,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:50,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:50,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:50,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:50,111 INFO L134 CoverageAnalysis]: Checked inductivity of 11748 backedges. 419 proven. 7 refuted. 0 times theorem prover too weak. 11322 trivial. 0 not checked. [2022-12-14 19:57:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 168 states and 325 transitions. [2022-12-14 19:57:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 325 transitions. [2022-12-14 19:57:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2022-12-14 19:57:50,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:50,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:50,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 106 conjunts are in the unsatisfiable core [2022-12-14 19:57:50,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:51,268 INFO L134 CoverageAnalysis]: Checked inductivity of 11796 backedges. 144 proven. 1428 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2022-12-14 19:57:53,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 171 states and 331 transitions. [2022-12-14 19:57:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 331 transitions. [2022-12-14 19:57:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2022-12-14 19:57:53,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:53,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:53,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:57:53,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:53,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12038 backedges. 401 proven. 7 refuted. 0 times theorem prover too weak. 11630 trivial. 0 not checked. [2022-12-14 19:57:53,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 171 states and 330 transitions. [2022-12-14 19:57:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 330 transitions. [2022-12-14 19:57:53,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-12-14 19:57:53,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:53,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:53,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 161 conjunts are in the unsatisfiable core [2022-12-14 19:57:53,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:57:57,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12110 backedges. 145 proven. 1669 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2022-12-14 19:57:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:57:59,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 172 states and 332 transitions. [2022-12-14 19:57:59,843 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 332 transitions. [2022-12-14 19:57:59,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-12-14 19:57:59,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:57:59,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:57:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:57:59,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 113 conjunts are in the unsatisfiable core [2022-12-14 19:57:59,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:01,708 INFO L134 CoverageAnalysis]: Checked inductivity of 12428 backedges. 147 proven. 1696 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2022-12-14 19:58:04,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 173 states and 336 transitions. [2022-12-14 19:58:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 336 transitions. [2022-12-14 19:58:04,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2022-12-14 19:58:04,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:04,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:04,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 911 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:58:04,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 12750 backedges. 437 proven. 7 refuted. 0 times theorem prover too weak. 12306 trivial. 0 not checked. [2022-12-14 19:58:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:05,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 174 states and 337 transitions. [2022-12-14 19:58:05,117 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 337 transitions. [2022-12-14 19:58:05,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2022-12-14 19:58:05,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:05,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:05,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 110 conjunts are in the unsatisfiable core [2022-12-14 19:58:05,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 12800 backedges. 150 proven. 1550 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2022-12-14 19:58:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:07,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 177 states and 343 transitions. [2022-12-14 19:58:07,861 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 343 transitions. [2022-12-14 19:58:07,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2022-12-14 19:58:07,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:07,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:07,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 920 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:58:07,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 13052 backedges. 418 proven. 7 refuted. 0 times theorem prover too weak. 12627 trivial. 0 not checked. [2022-12-14 19:58:08,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:08,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 177 states and 342 transitions. [2022-12-14 19:58:08,195 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 342 transitions. [2022-12-14 19:58:08,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-12-14 19:58:08,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:08,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:08,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 167 conjunts are in the unsatisfiable core [2022-12-14 19:58:08,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:11,432 INFO L134 CoverageAnalysis]: Checked inductivity of 13127 backedges. 151 proven. 1801 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2022-12-14 19:58:14,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:14,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 178 states and 344 transitions. [2022-12-14 19:58:14,151 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 344 transitions. [2022-12-14 19:58:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2022-12-14 19:58:14,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:14,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:14,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 117 conjunts are in the unsatisfiable core [2022-12-14 19:58:14,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:16,674 INFO L134 CoverageAnalysis]: Checked inductivity of 13458 backedges. 153 proven. 1829 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2022-12-14 19:58:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:19,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 179 states and 348 transitions. [2022-12-14 19:58:19,497 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 348 transitions. [2022-12-14 19:58:19,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2022-12-14 19:58:19,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:19,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:19,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:58:19,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:19,648 INFO L134 CoverageAnalysis]: Checked inductivity of 13793 backedges. 455 proven. 7 refuted. 0 times theorem prover too weak. 13331 trivial. 0 not checked. [2022-12-14 19:58:20,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:20,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 180 states and 349 transitions. [2022-12-14 19:58:20,223 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 349 transitions. [2022-12-14 19:58:20,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2022-12-14 19:58:20,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:20,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:20,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 114 conjunts are in the unsatisfiable core [2022-12-14 19:58:20,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 13845 backedges. 156 proven. 1677 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2022-12-14 19:58:23,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:23,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 183 states and 355 transitions. [2022-12-14 19:58:23,380 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 355 transitions. [2022-12-14 19:58:23,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2022-12-14 19:58:23,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:23,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:23,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:58:23,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:23,496 INFO L134 CoverageAnalysis]: Checked inductivity of 14107 backedges. 435 proven. 7 refuted. 0 times theorem prover too weak. 13665 trivial. 0 not checked. [2022-12-14 19:58:23,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 183 states and 354 transitions. [2022-12-14 19:58:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 354 transitions. [2022-12-14 19:58:23,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2022-12-14 19:58:23,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:23,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:23,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 173 conjunts are in the unsatisfiable core [2022-12-14 19:58:23,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 14185 backedges. 157 proven. 1938 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2022-12-14 19:58:30,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:30,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 184 states and 356 transitions. [2022-12-14 19:58:30,668 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 356 transitions. [2022-12-14 19:58:30,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2022-12-14 19:58:30,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:30,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:30,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 121 conjunts are in the unsatisfiable core [2022-12-14 19:58:30,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 14529 backedges. 159 proven. 1967 refuted. 0 times theorem prover too weak. 12403 trivial. 0 not checked. [2022-12-14 19:58:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 185 states and 360 transitions. [2022-12-14 19:58:36,293 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 360 transitions. [2022-12-14 19:58:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2022-12-14 19:58:36,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:36,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:36,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:58:36,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 14877 backedges. 473 proven. 7 refuted. 0 times theorem prover too weak. 14397 trivial. 0 not checked. [2022-12-14 19:58:37,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:37,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 186 states and 361 transitions. [2022-12-14 19:58:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 361 transitions. [2022-12-14 19:58:37,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2022-12-14 19:58:37,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:37,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:37,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 988 conjuncts, 118 conjunts are in the unsatisfiable core [2022-12-14 19:58:37,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:37,728 INFO L134 CoverageAnalysis]: Checked inductivity of 14931 backedges. 162 proven. 1809 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2022-12-14 19:58:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:40,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 189 states and 367 transitions. [2022-12-14 19:58:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 367 transitions. [2022-12-14 19:58:40,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2022-12-14 19:58:40,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:40,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:40,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:58:40,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 15203 backedges. 452 proven. 7 refuted. 0 times theorem prover too weak. 14744 trivial. 0 not checked. [2022-12-14 19:58:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 189 states and 366 transitions. [2022-12-14 19:58:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 366 transitions. [2022-12-14 19:58:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2022-12-14 19:58:40,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:40,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:41,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 179 conjunts are in the unsatisfiable core [2022-12-14 19:58:41,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 15284 backedges. 163 proven. 2080 refuted. 0 times theorem prover too weak. 13041 trivial. 0 not checked. [2022-12-14 19:58:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:48,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 190 states and 368 transitions. [2022-12-14 19:58:48,240 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 368 transitions. [2022-12-14 19:58:48,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2022-12-14 19:58:48,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:48,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:48,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 1006 conjuncts, 125 conjunts are in the unsatisfiable core [2022-12-14 19:58:48,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:51,090 INFO L134 CoverageAnalysis]: Checked inductivity of 15641 backedges. 165 proven. 2110 refuted. 0 times theorem prover too weak. 13366 trivial. 0 not checked. [2022-12-14 19:58:54,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 191 states and 372 transitions. [2022-12-14 19:58:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 372 transitions. [2022-12-14 19:58:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-12-14 19:58:54,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:54,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:54,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:58:54,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:54,250 INFO L134 CoverageAnalysis]: Checked inductivity of 16002 backedges. 491 proven. 7 refuted. 0 times theorem prover too weak. 15504 trivial. 0 not checked. [2022-12-14 19:58:54,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:54,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 192 states and 373 transitions. [2022-12-14 19:58:54,731 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 373 transitions. [2022-12-14 19:58:54,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2022-12-14 19:58:54,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:54,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:54,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 1023 conjuncts, 122 conjunts are in the unsatisfiable core [2022-12-14 19:58:54,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:55,360 INFO L134 CoverageAnalysis]: Checked inductivity of 16058 backedges. 168 proven. 1946 refuted. 0 times theorem prover too weak. 13944 trivial. 0 not checked. [2022-12-14 19:58:58,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:58,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 195 states and 379 transitions. [2022-12-14 19:58:58,223 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 379 transitions. [2022-12-14 19:58:58,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2022-12-14 19:58:58,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:58,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:58,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:58:58,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:58:58,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16340 backedges. 469 proven. 7 refuted. 0 times theorem prover too weak. 15864 trivial. 0 not checked. [2022-12-14 19:58:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:58:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 195 states and 378 transitions. [2022-12-14 19:58:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 378 transitions. [2022-12-14 19:58:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2022-12-14 19:58:58,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:58:58,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:58:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:58:58,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 1032 conjuncts, 185 conjunts are in the unsatisfiable core [2022-12-14 19:58:58,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:02,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16424 backedges. 169 proven. 2227 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2022-12-14 19:59:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:06,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 196 states and 380 transitions. [2022-12-14 19:59:06,055 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 380 transitions. [2022-12-14 19:59:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2022-12-14 19:59:06,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:06,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:06,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 129 conjunts are in the unsatisfiable core [2022-12-14 19:59:06,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:08,716 INFO L134 CoverageAnalysis]: Checked inductivity of 16794 backedges. 171 proven. 2258 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2022-12-14 19:59:11,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 197 states and 384 transitions. [2022-12-14 19:59:11,932 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 384 transitions. [2022-12-14 19:59:11,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2022-12-14 19:59:11,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:11,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:12,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:59:12,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:12,061 INFO L134 CoverageAnalysis]: Checked inductivity of 17168 backedges. 509 proven. 7 refuted. 0 times theorem prover too weak. 16652 trivial. 0 not checked. [2022-12-14 19:59:12,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:12,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 198 states and 385 transitions. [2022-12-14 19:59:12,609 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 385 transitions. [2022-12-14 19:59:12,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2022-12-14 19:59:12,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:12,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:12,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 1058 conjuncts, 126 conjunts are in the unsatisfiable core [2022-12-14 19:59:12,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:13,282 INFO L134 CoverageAnalysis]: Checked inductivity of 17226 backedges. 174 proven. 2088 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2022-12-14 19:59:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:16,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 201 states and 391 transitions. [2022-12-14 19:59:16,545 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 391 transitions. [2022-12-14 19:59:16,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-12-14 19:59:16,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:16,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:16,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:59:16,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 17518 backedges. 486 proven. 7 refuted. 0 times theorem prover too weak. 17025 trivial. 0 not checked. [2022-12-14 19:59:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 201 states and 390 transitions. [2022-12-14 19:59:16,944 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 390 transitions. [2022-12-14 19:59:16,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2022-12-14 19:59:16,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:16,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:17,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 191 conjunts are in the unsatisfiable core [2022-12-14 19:59:17,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:22,154 INFO L134 CoverageAnalysis]: Checked inductivity of 17605 backedges. 175 proven. 2379 refuted. 0 times theorem prover too weak. 15051 trivial. 0 not checked. [2022-12-14 19:59:25,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 202 states and 392 transitions. [2022-12-14 19:59:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 392 transitions. [2022-12-14 19:59:25,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2022-12-14 19:59:25,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:25,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:25,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 1076 conjuncts, 191 conjunts are in the unsatisfiable core [2022-12-14 19:59:25,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:30,766 INFO L134 CoverageAnalysis]: Checked inductivity of 17988 backedges. 177 proven. 2411 refuted. 0 times theorem prover too weak. 15400 trivial. 0 not checked. [2022-12-14 19:59:34,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:34,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 203 states and 396 transitions. [2022-12-14 19:59:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 396 transitions. [2022-12-14 19:59:34,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2022-12-14 19:59:34,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:34,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:34,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:59:34,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:34,316 INFO L134 CoverageAnalysis]: Checked inductivity of 18375 backedges. 527 proven. 7 refuted. 0 times theorem prover too weak. 17841 trivial. 0 not checked. [2022-12-14 19:59:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 204 states and 397 transitions. [2022-12-14 19:59:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 397 transitions. [2022-12-14 19:59:34,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-12-14 19:59:34,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:34,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:34,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 130 conjunts are in the unsatisfiable core [2022-12-14 19:59:35,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:35,608 INFO L134 CoverageAnalysis]: Checked inductivity of 18435 backedges. 180 proven. 2235 refuted. 0 times theorem prover too weak. 16020 trivial. 0 not checked. [2022-12-14 19:59:39,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:39,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 207 states and 403 transitions. [2022-12-14 19:59:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 403 transitions. [2022-12-14 19:59:39,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2022-12-14 19:59:39,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:39,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:39,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:59:39,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 18737 backedges. 503 proven. 7 refuted. 0 times theorem prover too weak. 18227 trivial. 0 not checked. [2022-12-14 19:59:39,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 207 states and 402 transitions. [2022-12-14 19:59:39,480 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 402 transitions. [2022-12-14 19:59:39,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-12-14 19:59:39,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:39,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:39,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 197 conjunts are in the unsatisfiable core [2022-12-14 19:59:39,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:45,063 INFO L134 CoverageAnalysis]: Checked inductivity of 18827 backedges. 181 proven. 2536 refuted. 0 times theorem prover too weak. 16110 trivial. 0 not checked. [2022-12-14 19:59:48,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 208 states and 404 transitions. [2022-12-14 19:59:48,491 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 404 transitions. [2022-12-14 19:59:48,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2022-12-14 19:59:48,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:48,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:48,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 1111 conjuncts, 137 conjunts are in the unsatisfiable core [2022-12-14 19:59:48,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:51,861 INFO L134 CoverageAnalysis]: Checked inductivity of 19223 backedges. 183 proven. 2569 refuted. 0 times theorem prover too weak. 16471 trivial. 0 not checked. [2022-12-14 19:59:55,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:55,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 209 states and 408 transitions. [2022-12-14 19:59:55,663 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 408 transitions. [2022-12-14 19:59:55,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2022-12-14 19:59:55,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:55,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:55,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 1121 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:59:55,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:55,817 INFO L134 CoverageAnalysis]: Checked inductivity of 19623 backedges. 545 proven. 7 refuted. 0 times theorem prover too weak. 19071 trivial. 0 not checked. [2022-12-14 19:59:56,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:59:56,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 210 states and 409 transitions. [2022-12-14 19:59:56,555 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 409 transitions. [2022-12-14 19:59:56,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2022-12-14 19:59:56,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:59:56,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:59:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:59:56,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 134 conjunts are in the unsatisfiable core [2022-12-14 19:59:56,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:59:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 19685 backedges. 186 proven. 2387 refuted. 0 times theorem prover too weak. 17112 trivial. 0 not checked. [2022-12-14 20:00:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 213 states and 415 transitions. [2022-12-14 20:00:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 415 transitions. [2022-12-14 20:00:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2022-12-14 20:00:01,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:01,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:01,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 1130 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:00:01,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:01,307 INFO L134 CoverageAnalysis]: Checked inductivity of 19997 backedges. 520 proven. 7 refuted. 0 times theorem prover too weak. 19470 trivial. 0 not checked. [2022-12-14 20:00:01,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 213 states and 414 transitions. [2022-12-14 20:00:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 414 transitions. [2022-12-14 20:00:01,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2022-12-14 20:00:01,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:01,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:01,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 1137 conjuncts, 203 conjunts are in the unsatisfiable core [2022-12-14 20:00:01,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 20090 backedges. 187 proven. 2698 refuted. 0 times theorem prover too weak. 17205 trivial. 0 not checked. [2022-12-14 20:00:11,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:11,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 214 states and 416 transitions. [2022-12-14 20:00:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 416 transitions. [2022-12-14 20:00:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2022-12-14 20:00:11,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:11,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:11,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 1146 conjuncts, 141 conjunts are in the unsatisfiable core [2022-12-14 20:00:11,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 20499 backedges. 189 proven. 2732 refuted. 0 times theorem prover too weak. 17578 trivial. 0 not checked. [2022-12-14 20:00:19,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:19,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 215 states and 420 transitions. [2022-12-14 20:00:19,665 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 420 transitions. [2022-12-14 20:00:19,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2022-12-14 20:00:19,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:19,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:19,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 1156 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:00:19,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:19,821 INFO L134 CoverageAnalysis]: Checked inductivity of 20912 backedges. 563 proven. 7 refuted. 0 times theorem prover too weak. 20342 trivial. 0 not checked. [2022-12-14 20:00:20,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 216 states and 421 transitions. [2022-12-14 20:00:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 421 transitions. [2022-12-14 20:00:20,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2022-12-14 20:00:20,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:20,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:20,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 138 conjunts are in the unsatisfiable core [2022-12-14 20:00:20,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:21,251 INFO L134 CoverageAnalysis]: Checked inductivity of 20976 backedges. 192 proven. 2544 refuted. 0 times theorem prover too weak. 18240 trivial. 0 not checked. [2022-12-14 20:00:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:24,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 219 states and 427 transitions. [2022-12-14 20:00:24,951 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 427 transitions. [2022-12-14 20:00:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2022-12-14 20:00:24,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:24,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:25,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 1165 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:00:25,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 21298 backedges. 537 proven. 7 refuted. 0 times theorem prover too weak. 20754 trivial. 0 not checked. [2022-12-14 20:00:25,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:25,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 219 states and 426 transitions. [2022-12-14 20:00:25,402 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 426 transitions. [2022-12-14 20:00:25,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2022-12-14 20:00:25,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:25,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:25,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 209 conjunts are in the unsatisfiable core [2022-12-14 20:00:25,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:31,975 INFO L134 CoverageAnalysis]: Checked inductivity of 21394 backedges. 193 proven. 2865 refuted. 0 times theorem prover too weak. 18336 trivial. 0 not checked. [2022-12-14 20:00:35,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:35,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 220 states and 428 transitions. [2022-12-14 20:00:35,840 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 428 transitions. [2022-12-14 20:00:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2022-12-14 20:00:35,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:35,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:36,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1181 conjuncts, 145 conjunts are in the unsatisfiable core [2022-12-14 20:00:36,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 21816 backedges. 195 proven. 2900 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2022-12-14 20:00:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 221 states and 432 transitions. [2022-12-14 20:00:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 432 transitions. [2022-12-14 20:00:43,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2022-12-14 20:00:43,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:43,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:43,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 1191 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:00:43,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:44,004 INFO L134 CoverageAnalysis]: Checked inductivity of 22242 backedges. 581 proven. 7 refuted. 0 times theorem prover too weak. 21654 trivial. 0 not checked. [2022-12-14 20:00:44,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 222 states and 433 transitions. [2022-12-14 20:00:44,628 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 433 transitions. [2022-12-14 20:00:44,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 568 [2022-12-14 20:00:44,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:44,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:44,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 1198 conjuncts, 142 conjunts are in the unsatisfiable core [2022-12-14 20:00:44,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:45,324 INFO L134 CoverageAnalysis]: Checked inductivity of 22308 backedges. 198 proven. 2706 refuted. 0 times theorem prover too weak. 19404 trivial. 0 not checked. [2022-12-14 20:00:49,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 225 states and 439 transitions. [2022-12-14 20:00:49,422 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 439 transitions. [2022-12-14 20:00:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2022-12-14 20:00:49,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:49,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:49,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 1200 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:00:49,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:49,563 INFO L134 CoverageAnalysis]: Checked inductivity of 22640 backedges. 554 proven. 7 refuted. 0 times theorem prover too weak. 22079 trivial. 0 not checked. [2022-12-14 20:00:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:00:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 225 states and 438 transitions. [2022-12-14 20:00:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 438 transitions. [2022-12-14 20:00:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2022-12-14 20:00:49,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:00:49,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:00:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:00:50,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 215 conjunts are in the unsatisfiable core [2022-12-14 20:00:50,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:00:56,321 INFO L134 CoverageAnalysis]: Checked inductivity of 22739 backedges. 199 proven. 3037 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2022-12-14 20:01:00,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:00,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 226 states and 440 transitions. [2022-12-14 20:01:00,367 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 440 transitions. [2022-12-14 20:01:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2022-12-14 20:01:00,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:00,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:00,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 1216 conjuncts, 215 conjunts are in the unsatisfiable core [2022-12-14 20:01:00,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:06,924 INFO L134 CoverageAnalysis]: Checked inductivity of 23174 backedges. 201 proven. 3073 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2022-12-14 20:01:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:11,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 227 states and 444 transitions. [2022-12-14 20:01:11,392 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 444 transitions. [2022-12-14 20:01:11,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2022-12-14 20:01:11,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:11,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:11,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 1226 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:01:11,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:11,556 INFO L134 CoverageAnalysis]: Checked inductivity of 23613 backedges. 599 proven. 7 refuted. 0 times theorem prover too weak. 23007 trivial. 0 not checked. [2022-12-14 20:01:12,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 228 states and 445 transitions. [2022-12-14 20:01:12,317 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 445 transitions. [2022-12-14 20:01:12,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 585 [2022-12-14 20:01:12,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:12,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:12,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 1233 conjuncts, 146 conjunts are in the unsatisfiable core [2022-12-14 20:01:12,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:13,111 INFO L134 CoverageAnalysis]: Checked inductivity of 23681 backedges. 204 proven. 2873 refuted. 0 times theorem prover too weak. 20604 trivial. 0 not checked. [2022-12-14 20:01:17,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 231 states and 451 transitions. [2022-12-14 20:01:17,325 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 451 transitions. [2022-12-14 20:01:17,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2022-12-14 20:01:17,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:17,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:17,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 1235 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:01:17,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:17,465 INFO L134 CoverageAnalysis]: Checked inductivity of 24023 backedges. 571 proven. 7 refuted. 0 times theorem prover too weak. 23445 trivial. 0 not checked. [2022-12-14 20:01:17,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:17,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 231 states and 450 transitions. [2022-12-14 20:01:17,805 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 450 transitions. [2022-12-14 20:01:17,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2022-12-14 20:01:17,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:17,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:17,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 221 conjunts are in the unsatisfiable core [2022-12-14 20:01:17,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:24,147 INFO L134 CoverageAnalysis]: Checked inductivity of 24125 backedges. 205 proven. 3214 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2022-12-14 20:01:28,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:28,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 232 states and 452 transitions. [2022-12-14 20:01:28,400 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 452 transitions. [2022-12-14 20:01:28,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2022-12-14 20:01:28,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:28,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:28,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 1251 conjuncts, 153 conjunts are in the unsatisfiable core [2022-12-14 20:01:28,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 24573 backedges. 207 proven. 3251 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2022-12-14 20:01:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 233 states and 456 transitions. [2022-12-14 20:01:37,964 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 456 transitions. [2022-12-14 20:01:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2022-12-14 20:01:37,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:37,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:38,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:01:38,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 25025 backedges. 617 proven. 7 refuted. 0 times theorem prover too weak. 24401 trivial. 0 not checked. [2022-12-14 20:01:38,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 234 states and 457 transitions. [2022-12-14 20:01:38,899 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 457 transitions. [2022-12-14 20:01:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2022-12-14 20:01:38,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:38,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:39,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 1268 conjuncts, 150 conjunts are in the unsatisfiable core [2022-12-14 20:01:39,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:39,809 INFO L134 CoverageAnalysis]: Checked inductivity of 25095 backedges. 210 proven. 3045 refuted. 0 times theorem prover too weak. 21840 trivial. 0 not checked. [2022-12-14 20:01:44,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 237 states and 463 transitions. [2022-12-14 20:01:44,554 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 463 transitions. [2022-12-14 20:01:44,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2022-12-14 20:01:44,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:44,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:44,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:01:44,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 25447 backedges. 588 proven. 7 refuted. 0 times theorem prover too weak. 24852 trivial. 0 not checked. [2022-12-14 20:01:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 237 states and 462 transitions. [2022-12-14 20:01:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 462 transitions. [2022-12-14 20:01:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 607 [2022-12-14 20:01:45,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:45,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:45,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 1277 conjuncts, 227 conjunts are in the unsatisfiable core [2022-12-14 20:01:45,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:01:52,879 INFO L134 CoverageAnalysis]: Checked inductivity of 25552 backedges. 211 proven. 3396 refuted. 0 times theorem prover too weak. 21945 trivial. 0 not checked. [2022-12-14 20:01:57,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:01:57,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 238 states and 464 transitions. [2022-12-14 20:01:57,262 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 464 transitions. [2022-12-14 20:01:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2022-12-14 20:01:57,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:01:57,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:01:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:01:57,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 157 conjunts are in the unsatisfiable core [2022-12-14 20:01:57,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:00,969 INFO L134 CoverageAnalysis]: Checked inductivity of 26013 backedges. 213 proven. 3434 refuted. 0 times theorem prover too weak. 22366 trivial. 0 not checked. [2022-12-14 20:02:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 239 states and 468 transitions. [2022-12-14 20:02:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 468 transitions. [2022-12-14 20:02:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2022-12-14 20:02:05,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:05,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:05,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 1296 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:02:05,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 26478 backedges. 635 proven. 7 refuted. 0 times theorem prover too weak. 25836 trivial. 0 not checked. [2022-12-14 20:02:06,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:06,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 240 states and 469 transitions. [2022-12-14 20:02:06,659 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 469 transitions. [2022-12-14 20:02:06,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2022-12-14 20:02:06,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:06,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:06,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 1303 conjuncts, 154 conjunts are in the unsatisfiable core [2022-12-14 20:02:06,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:07,728 INFO L134 CoverageAnalysis]: Checked inductivity of 26550 backedges. 216 proven. 3222 refuted. 0 times theorem prover too weak. 23112 trivial. 0 not checked. [2022-12-14 20:02:12,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:12,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 243 states and 475 transitions. [2022-12-14 20:02:12,334 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 475 transitions. [2022-12-14 20:02:12,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2022-12-14 20:02:12,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:12,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:12,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 1305 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:02:12,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:12,539 INFO L134 CoverageAnalysis]: Checked inductivity of 26912 backedges. 605 proven. 7 refuted. 0 times theorem prover too weak. 26300 trivial. 0 not checked. [2022-12-14 20:02:12,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:12,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 243 states and 474 transitions. [2022-12-14 20:02:12,975 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 474 transitions. [2022-12-14 20:02:12,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2022-12-14 20:02:12,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:12,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:13,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 1312 conjuncts, 233 conjunts are in the unsatisfiable core [2022-12-14 20:02:13,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:21,391 INFO L134 CoverageAnalysis]: Checked inductivity of 27020 backedges. 217 proven. 3583 refuted. 0 times theorem prover too weak. 23220 trivial. 0 not checked. [2022-12-14 20:02:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:26,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 244 states and 476 transitions. [2022-12-14 20:02:26,102 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 476 transitions. [2022-12-14 20:02:26,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 629 [2022-12-14 20:02:26,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:26,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:26,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 1321 conjuncts, 161 conjunts are in the unsatisfiable core [2022-12-14 20:02:26,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 27494 backedges. 219 proven. 3622 refuted. 0 times theorem prover too weak. 23653 trivial. 0 not checked. [2022-12-14 20:02:36,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:36,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 245 states and 480 transitions. [2022-12-14 20:02:36,351 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 480 transitions. [2022-12-14 20:02:36,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2022-12-14 20:02:36,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:36,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:36,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 1331 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:02:36,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 27972 backedges. 653 proven. 7 refuted. 0 times theorem prover too weak. 27312 trivial. 0 not checked. [2022-12-14 20:02:37,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:37,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 246 states and 481 transitions. [2022-12-14 20:02:37,817 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 481 transitions. [2022-12-14 20:02:37,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2022-12-14 20:02:37,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:37,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:37,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 1338 conjuncts, 158 conjunts are in the unsatisfiable core [2022-12-14 20:02:37,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:38,810 INFO L134 CoverageAnalysis]: Checked inductivity of 28046 backedges. 222 proven. 3404 refuted. 0 times theorem prover too weak. 24420 trivial. 0 not checked. [2022-12-14 20:02:43,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:43,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 249 states and 487 transitions. [2022-12-14 20:02:43,832 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 487 transitions. [2022-12-14 20:02:43,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2022-12-14 20:02:43,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:43,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:44,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 1340 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:02:44,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:44,035 INFO L134 CoverageAnalysis]: Checked inductivity of 28418 backedges. 622 proven. 7 refuted. 0 times theorem prover too weak. 27789 trivial. 0 not checked. [2022-12-14 20:02:44,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:44,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 249 states and 486 transitions. [2022-12-14 20:02:44,568 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 486 transitions. [2022-12-14 20:02:44,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2022-12-14 20:02:44,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:44,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:44,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 239 conjunts are in the unsatisfiable core [2022-12-14 20:02:44,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:02:52,987 INFO L134 CoverageAnalysis]: Checked inductivity of 28529 backedges. 223 proven. 3775 refuted. 0 times theorem prover too weak. 24531 trivial. 0 not checked. [2022-12-14 20:02:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:02:58,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 250 states and 488 transitions. [2022-12-14 20:02:58,111 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 488 transitions. [2022-12-14 20:02:58,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2022-12-14 20:02:58,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:02:58,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:02:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:02:58,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 1356 conjuncts, 165 conjunts are in the unsatisfiable core [2022-12-14 20:02:58,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 29016 backedges. 225 proven. 3815 refuted. 0 times theorem prover too weak. 24976 trivial. 0 not checked. [2022-12-14 20:03:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:09,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 251 states and 492 transitions. [2022-12-14 20:03:09,189 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 492 transitions. [2022-12-14 20:03:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2022-12-14 20:03:09,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:09,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:09,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:03:09,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:09,382 INFO L134 CoverageAnalysis]: Checked inductivity of 29507 backedges. 671 proven. 7 refuted. 0 times theorem prover too weak. 28829 trivial. 0 not checked. [2022-12-14 20:03:10,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:10,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 252 states and 493 transitions. [2022-12-14 20:03:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 493 transitions. [2022-12-14 20:03:10,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2022-12-14 20:03:10,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:10,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:10,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 1373 conjuncts, 162 conjunts are in the unsatisfiable core [2022-12-14 20:03:10,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:11,162 INFO L134 CoverageAnalysis]: Checked inductivity of 29583 backedges. 228 proven. 3591 refuted. 0 times theorem prover too weak. 25764 trivial. 0 not checked. [2022-12-14 20:03:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:16,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 255 states and 499 transitions. [2022-12-14 20:03:16,355 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 499 transitions. [2022-12-14 20:03:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 657 [2022-12-14 20:03:16,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:16,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:16,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:03:16,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 29965 backedges. 639 proven. 7 refuted. 0 times theorem prover too weak. 29319 trivial. 0 not checked. [2022-12-14 20:03:16,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:16,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 255 states and 498 transitions. [2022-12-14 20:03:16,956 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 498 transitions. [2022-12-14 20:03:16,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 658 [2022-12-14 20:03:16,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:16,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:17,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 245 conjunts are in the unsatisfiable core [2022-12-14 20:03:17,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:26,734 INFO L134 CoverageAnalysis]: Checked inductivity of 30079 backedges. 229 proven. 3972 refuted. 0 times theorem prover too weak. 25878 trivial. 0 not checked. [2022-12-14 20:03:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 256 states and 500 transitions. [2022-12-14 20:03:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 500 transitions. [2022-12-14 20:03:31,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2022-12-14 20:03:31,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:31,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:32,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 1391 conjuncts, 169 conjunts are in the unsatisfiable core [2022-12-14 20:03:32,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:37,177 INFO L134 CoverageAnalysis]: Checked inductivity of 30579 backedges. 231 proven. 4013 refuted. 0 times theorem prover too weak. 26335 trivial. 0 not checked. [2022-12-14 20:03:42,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:42,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 257 states and 504 transitions. [2022-12-14 20:03:42,909 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 504 transitions. [2022-12-14 20:03:42,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2022-12-14 20:03:42,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:42,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:43,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1401 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:03:43,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:43,061 INFO L134 CoverageAnalysis]: Checked inductivity of 31083 backedges. 689 proven. 7 refuted. 0 times theorem prover too weak. 30387 trivial. 0 not checked. [2022-12-14 20:03:43,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:43,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 258 states and 505 transitions. [2022-12-14 20:03:43,812 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 505 transitions. [2022-12-14 20:03:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2022-12-14 20:03:43,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:43,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:43,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 1408 conjuncts, 166 conjunts are in the unsatisfiable core [2022-12-14 20:03:43,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:44,759 INFO L134 CoverageAnalysis]: Checked inductivity of 31161 backedges. 234 proven. 3783 refuted. 0 times theorem prover too weak. 27144 trivial. 0 not checked. [2022-12-14 20:03:50,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 261 states and 511 transitions. [2022-12-14 20:03:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 511 transitions. [2022-12-14 20:03:50,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 674 [2022-12-14 20:03:50,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:50,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:50,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 1410 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:03:50,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 31553 backedges. 656 proven. 7 refuted. 0 times theorem prover too weak. 30890 trivial. 0 not checked. [2022-12-14 20:03:50,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:03:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 261 states and 510 transitions. [2022-12-14 20:03:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 510 transitions. [2022-12-14 20:03:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2022-12-14 20:03:50,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:03:50,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:03:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:03:51,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 251 conjunts are in the unsatisfiable core [2022-12-14 20:03:51,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:03:59,734 INFO L134 CoverageAnalysis]: Checked inductivity of 31670 backedges. 235 proven. 4174 refuted. 0 times theorem prover too weak. 27261 trivial. 0 not checked. [2022-12-14 20:04:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:05,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 262 states and 512 transitions. [2022-12-14 20:04:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 512 transitions. [2022-12-14 20:04:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2022-12-14 20:04:05,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:05,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:05,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 1426 conjuncts, 251 conjunts are in the unsatisfiable core [2022-12-14 20:04:05,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:04:14,645 INFO L134 CoverageAnalysis]: Checked inductivity of 32183 backedges. 237 proven. 4216 refuted. 0 times theorem prover too weak. 27730 trivial. 0 not checked. [2022-12-14 20:04:20,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:20,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 263 states and 516 transitions. [2022-12-14 20:04:20,488 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 516 transitions. [2022-12-14 20:04:20,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2022-12-14 20:04:20,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:20,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:20,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:04:20,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:04:20,679 INFO L134 CoverageAnalysis]: Checked inductivity of 32700 backedges. 707 proven. 7 refuted. 0 times theorem prover too weak. 31986 trivial. 0 not checked. [2022-12-14 20:04:21,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:21,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 264 states and 517 transitions. [2022-12-14 20:04:21,602 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 517 transitions. [2022-12-14 20:04:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2022-12-14 20:04:21,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:21,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:21,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 1443 conjuncts, 170 conjunts are in the unsatisfiable core [2022-12-14 20:04:21,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:04:22,583 INFO L134 CoverageAnalysis]: Checked inductivity of 32780 backedges. 240 proven. 3980 refuted. 0 times theorem prover too weak. 28560 trivial. 0 not checked. [2022-12-14 20:04:28,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:28,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 267 states and 523 transitions. [2022-12-14 20:04:28,366 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 523 transitions. [2022-12-14 20:04:28,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 691 [2022-12-14 20:04:28,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:28,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:28,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 1445 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:04:28,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:04:28,528 INFO L134 CoverageAnalysis]: Checked inductivity of 33182 backedges. 673 proven. 7 refuted. 0 times theorem prover too weak. 32502 trivial. 0 not checked. [2022-12-14 20:04:29,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:29,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 267 states and 522 transitions. [2022-12-14 20:04:29,057 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 522 transitions. [2022-12-14 20:04:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 692 [2022-12-14 20:04:29,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:29,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:29,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 1452 conjuncts, 257 conjunts are in the unsatisfiable core [2022-12-14 20:04:29,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:04:39,623 INFO L134 CoverageAnalysis]: Checked inductivity of 33302 backedges. 241 proven. 4381 refuted. 0 times theorem prover too weak. 28680 trivial. 0 not checked. [2022-12-14 20:04:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:04:45,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 268 states and 524 transitions. [2022-12-14 20:04:45,531 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 524 transitions. [2022-12-14 20:04:45,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2022-12-14 20:04:45,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:04:45,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:04:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:04:45,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 1461 conjuncts, 257 conjunts are in the unsatisfiable core [2022-12-14 20:04:45,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:04:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 33828 backedges. 243 proven. 4424 refuted. 0 times theorem prover too weak. 29161 trivial. 0 not checked. [2022-12-14 20:05:02,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:02,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 269 states and 528 transitions. [2022-12-14 20:05:02,354 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 528 transitions. [2022-12-14 20:05:02,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 703 [2022-12-14 20:05:02,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:02,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:02,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 1471 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:05:02,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:05:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 34358 backedges. 725 proven. 7 refuted. 0 times theorem prover too weak. 33626 trivial. 0 not checked. [2022-12-14 20:05:03,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:03,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 270 states and 529 transitions. [2022-12-14 20:05:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 529 transitions. [2022-12-14 20:05:03,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2022-12-14 20:05:03,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:03,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:03,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 1478 conjuncts, 174 conjunts are in the unsatisfiable core [2022-12-14 20:05:03,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:05:04,437 INFO L134 CoverageAnalysis]: Checked inductivity of 34440 backedges. 246 proven. 4182 refuted. 0 times theorem prover too weak. 30012 trivial. 0 not checked. [2022-12-14 20:05:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 273 states and 535 transitions. [2022-12-14 20:05:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 535 transitions. [2022-12-14 20:05:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 708 [2022-12-14 20:05:10,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:10,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:10,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 1480 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:05:10,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:05:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 34852 backedges. 690 proven. 7 refuted. 0 times theorem prover too weak. 34155 trivial. 0 not checked. [2022-12-14 20:05:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 273 states and 534 transitions. [2022-12-14 20:05:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 534 transitions. [2022-12-14 20:05:11,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2022-12-14 20:05:11,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:11,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:11,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 1487 conjuncts, 263 conjunts are in the unsatisfiable core [2022-12-14 20:05:11,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:05:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 34975 backedges. 247 proven. 4593 refuted. 0 times theorem prover too weak. 30135 trivial. 0 not checked. [2022-12-14 20:05:27,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:27,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 274 states and 536 transitions. [2022-12-14 20:05:27,515 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 536 transitions. [2022-12-14 20:05:27,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2022-12-14 20:05:27,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:27,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:27,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 1496 conjuncts, 181 conjunts are in the unsatisfiable core [2022-12-14 20:05:27,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:05:34,569 INFO L134 CoverageAnalysis]: Checked inductivity of 35514 backedges. 249 proven. 4637 refuted. 0 times theorem prover too weak. 30628 trivial. 0 not checked. [2022-12-14 20:05:40,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 275 states and 540 transitions. [2022-12-14 20:05:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 540 transitions. [2022-12-14 20:05:40,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 720 [2022-12-14 20:05:40,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:40,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:40,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 1506 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:05:40,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:05:40,742 INFO L134 CoverageAnalysis]: Checked inductivity of 36057 backedges. 743 proven. 7 refuted. 0 times theorem prover too weak. 35307 trivial. 0 not checked. [2022-12-14 20:05:41,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:41,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 276 states and 541 transitions. [2022-12-14 20:05:41,656 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 541 transitions. [2022-12-14 20:05:41,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2022-12-14 20:05:41,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:41,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:41,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 1513 conjuncts, 178 conjunts are in the unsatisfiable core [2022-12-14 20:05:41,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:05:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 36141 backedges. 252 proven. 4389 refuted. 0 times theorem prover too weak. 31500 trivial. 0 not checked. [2022-12-14 20:05:48,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 279 states and 547 transitions. [2022-12-14 20:05:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 547 transitions. [2022-12-14 20:05:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2022-12-14 20:05:48,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:48,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:49,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 1515 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:05:49,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:05:49,172 INFO L134 CoverageAnalysis]: Checked inductivity of 36563 backedges. 707 proven. 7 refuted. 0 times theorem prover too weak. 35849 trivial. 0 not checked. [2022-12-14 20:05:49,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:05:49,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 279 states and 546 transitions. [2022-12-14 20:05:49,725 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 546 transitions. [2022-12-14 20:05:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 726 [2022-12-14 20:05:49,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:05:49,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:05:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:05:49,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 1522 conjuncts, 269 conjunts are in the unsatisfiable core [2022-12-14 20:05:49,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:06:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 36689 backedges. 253 proven. 4810 refuted. 0 times theorem prover too weak. 31626 trivial. 0 not checked. [2022-12-14 20:06:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:06,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 280 states and 548 transitions. [2022-12-14 20:06:06,144 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 548 transitions. [2022-12-14 20:06:06,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2022-12-14 20:06:06,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:06,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:06,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 269 conjunts are in the unsatisfiable core [2022-12-14 20:06:06,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:06:17,402 INFO L134 CoverageAnalysis]: Checked inductivity of 37241 backedges. 255 proven. 4855 refuted. 0 times theorem prover too weak. 32131 trivial. 0 not checked. [2022-12-14 20:06:23,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 281 states and 552 transitions. [2022-12-14 20:06:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 552 transitions. [2022-12-14 20:06:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2022-12-14 20:06:23,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:23,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:23,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 1541 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:06:23,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:06:23,987 INFO L134 CoverageAnalysis]: Checked inductivity of 37797 backedges. 761 proven. 7 refuted. 0 times theorem prover too weak. 37029 trivial. 0 not checked. [2022-12-14 20:06:24,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:24,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 282 states and 553 transitions. [2022-12-14 20:06:24,919 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 553 transitions. [2022-12-14 20:06:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2022-12-14 20:06:24,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:24,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:25,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 1548 conjuncts, 182 conjunts are in the unsatisfiable core [2022-12-14 20:06:25,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:06:26,066 INFO L134 CoverageAnalysis]: Checked inductivity of 37883 backedges. 258 proven. 4601 refuted. 0 times theorem prover too weak. 33024 trivial. 0 not checked. [2022-12-14 20:06:32,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:32,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 285 states and 559 transitions. [2022-12-14 20:06:32,703 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 559 transitions. [2022-12-14 20:06:32,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 742 [2022-12-14 20:06:32,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:32,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:32,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:06:32,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:06:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 38315 backedges. 724 proven. 7 refuted. 0 times theorem prover too weak. 37584 trivial. 0 not checked. [2022-12-14 20:06:33,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 285 states and 558 transitions. [2022-12-14 20:06:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 558 transitions. [2022-12-14 20:06:33,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2022-12-14 20:06:33,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:33,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:33,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 275 conjunts are in the unsatisfiable core [2022-12-14 20:06:33,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:06:45,052 INFO L134 CoverageAnalysis]: Checked inductivity of 38444 backedges. 259 proven. 5032 refuted. 0 times theorem prover too weak. 33153 trivial. 0 not checked. [2022-12-14 20:06:51,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:06:51,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 286 states and 560 transitions. [2022-12-14 20:06:51,579 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 560 transitions. [2022-12-14 20:06:51,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 748 [2022-12-14 20:06:51,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:06:51,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:06:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:06:51,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 1566 conjuncts, 189 conjunts are in the unsatisfiable core [2022-12-14 20:06:51,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:06:58,138 INFO L134 CoverageAnalysis]: Checked inductivity of 39009 backedges. 261 proven. 5078 refuted. 0 times theorem prover too weak. 33670 trivial. 0 not checked. [2022-12-14 20:07:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:05,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 287 states and 564 transitions. [2022-12-14 20:07:05,535 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 564 transitions. [2022-12-14 20:07:05,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 754 [2022-12-14 20:07:05,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:05,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:05,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:07:05,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:07:05,711 INFO L134 CoverageAnalysis]: Checked inductivity of 39578 backedges. 779 proven. 7 refuted. 0 times theorem prover too weak. 38792 trivial. 0 not checked. [2022-12-14 20:07:07,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 288 states and 565 transitions. [2022-12-14 20:07:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 565 transitions. [2022-12-14 20:07:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 755 [2022-12-14 20:07:07,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:07,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:07,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 1583 conjuncts, 186 conjunts are in the unsatisfiable core [2022-12-14 20:07:07,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:07:08,253 INFO L134 CoverageAnalysis]: Checked inductivity of 39666 backedges. 264 proven. 4818 refuted. 0 times theorem prover too weak. 34584 trivial. 0 not checked. [2022-12-14 20:07:14,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:14,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 291 states and 571 transitions. [2022-12-14 20:07:14,881 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 571 transitions. [2022-12-14 20:07:14,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 759 [2022-12-14 20:07:14,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:15,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:07:15,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:07:15,067 INFO L134 CoverageAnalysis]: Checked inductivity of 40108 backedges. 741 proven. 7 refuted. 0 times theorem prover too weak. 39360 trivial. 0 not checked. [2022-12-14 20:07:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:15,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 291 states and 570 transitions. [2022-12-14 20:07:15,637 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 570 transitions. [2022-12-14 20:07:15,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2022-12-14 20:07:15,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:15,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:15,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 1592 conjuncts, 281 conjunts are in the unsatisfiable core [2022-12-14 20:07:15,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:07:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 40240 backedges. 265 proven. 5259 refuted. 0 times theorem prover too weak. 34716 trivial. 0 not checked. [2022-12-14 20:07:33,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:33,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 292 states and 572 transitions. [2022-12-14 20:07:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 572 transitions. [2022-12-14 20:07:33,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2022-12-14 20:07:33,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:33,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:34,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:34,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 1601 conjuncts, 193 conjunts are in the unsatisfiable core [2022-12-14 20:07:34,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:07:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 40818 backedges. 267 proven. 5306 refuted. 0 times theorem prover too weak. 35245 trivial. 0 not checked. [2022-12-14 20:07:47,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 293 states and 576 transitions. [2022-12-14 20:07:47,589 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 576 transitions. [2022-12-14 20:07:47,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2022-12-14 20:07:47,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:47,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:47,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:07:47,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:07:47,793 INFO L134 CoverageAnalysis]: Checked inductivity of 41400 backedges. 797 proven. 7 refuted. 0 times theorem prover too weak. 40596 trivial. 0 not checked. [2022-12-14 20:07:48,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:48,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 294 states and 577 transitions. [2022-12-14 20:07:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 577 transitions. [2022-12-14 20:07:48,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2022-12-14 20:07:48,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:48,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:49,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 1618 conjuncts, 190 conjunts are in the unsatisfiable core [2022-12-14 20:07:49,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:07:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 41490 backedges. 270 proven. 5040 refuted. 0 times theorem prover too weak. 36180 trivial. 0 not checked. [2022-12-14 20:07:57,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:57,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 297 states and 583 transitions. [2022-12-14 20:07:57,399 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 583 transitions. [2022-12-14 20:07:57,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2022-12-14 20:07:57,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:57,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:57,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 1620 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:07:57,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:07:57,584 INFO L134 CoverageAnalysis]: Checked inductivity of 41942 backedges. 758 proven. 7 refuted. 0 times theorem prover too weak. 41177 trivial. 0 not checked. [2022-12-14 20:07:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 297 states and 582 transitions. [2022-12-14 20:07:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 582 transitions. [2022-12-14 20:07:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2022-12-14 20:07:58,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:58,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:58,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 287 conjunts are in the unsatisfiable core [2022-12-14 20:07:58,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:08:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 42077 backedges. 271 proven. 5491 refuted. 0 times theorem prover too weak. 36315 trivial. 0 not checked. [2022-12-14 20:08:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 298 states and 584 transitions. [2022-12-14 20:08:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 584 transitions. [2022-12-14 20:08:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2022-12-14 20:08:18,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:18,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:18,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 1636 conjuncts, 197 conjunts are in the unsatisfiable core [2022-12-14 20:08:18,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:08:25,314 INFO L134 CoverageAnalysis]: Checked inductivity of 42668 backedges. 273 proven. 5539 refuted. 0 times theorem prover too weak. 36856 trivial. 0 not checked. [2022-12-14 20:08:32,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 299 states and 588 transitions. [2022-12-14 20:08:32,635 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 588 transitions. [2022-12-14 20:08:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2022-12-14 20:08:32,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:32,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:32,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 1646 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:08:32,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:08:32,818 INFO L134 CoverageAnalysis]: Checked inductivity of 43263 backedges. 815 proven. 7 refuted. 0 times theorem prover too weak. 42441 trivial. 0 not checked. [2022-12-14 20:08:33,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:33,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 300 states and 589 transitions. [2022-12-14 20:08:33,992 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 589 transitions. [2022-12-14 20:08:33,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 789 [2022-12-14 20:08:33,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:33,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:34,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 1653 conjuncts, 194 conjunts are in the unsatisfiable core [2022-12-14 20:08:34,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:08:35,267 INFO L134 CoverageAnalysis]: Checked inductivity of 43355 backedges. 276 proven. 5267 refuted. 0 times theorem prover too weak. 37812 trivial. 0 not checked. [2022-12-14 20:08:42,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:42,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 303 states and 595 transitions. [2022-12-14 20:08:42,765 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 595 transitions. [2022-12-14 20:08:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 793 [2022-12-14 20:08:42,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:42,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:42,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 1655 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:08:42,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:08:42,950 INFO L134 CoverageAnalysis]: Checked inductivity of 43817 backedges. 775 proven. 7 refuted. 0 times theorem prover too weak. 43035 trivial. 0 not checked. [2022-12-14 20:08:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:43,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 303 states and 594 transitions. [2022-12-14 20:08:43,599 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 594 transitions. [2022-12-14 20:08:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2022-12-14 20:08:43,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:43,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:43,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 1662 conjuncts, 293 conjunts are in the unsatisfiable core [2022-12-14 20:08:43,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:08:57,809 INFO L134 CoverageAnalysis]: Checked inductivity of 43955 backedges. 277 proven. 5728 refuted. 0 times theorem prover too weak. 37950 trivial. 0 not checked. [2022-12-14 20:09:04,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:04,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 304 states and 596 transitions. [2022-12-14 20:09:04,927 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 596 transitions. [2022-12-14 20:09:04,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 799 [2022-12-14 20:09:04,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:04,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:05,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 1671 conjuncts, 293 conjunts are in the unsatisfiable core [2022-12-14 20:09:05,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:09:18,363 INFO L134 CoverageAnalysis]: Checked inductivity of 44559 backedges. 279 proven. 5777 refuted. 0 times theorem prover too weak. 38503 trivial. 0 not checked. [2022-12-14 20:09:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 305 states and 600 transitions. [2022-12-14 20:09:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 600 transitions. [2022-12-14 20:09:26,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2022-12-14 20:09:26,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:26,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:26,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:26,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 1681 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:09:26,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:09:26,342 INFO L134 CoverageAnalysis]: Checked inductivity of 45167 backedges. 833 proven. 7 refuted. 0 times theorem prover too weak. 44327 trivial. 0 not checked. [2022-12-14 20:09:27,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 306 states and 601 transitions. [2022-12-14 20:09:27,688 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 601 transitions. [2022-12-14 20:09:27,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 806 [2022-12-14 20:09:27,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:27,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:27,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 1688 conjuncts, 198 conjunts are in the unsatisfiable core [2022-12-14 20:09:27,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:09:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 45261 backedges. 282 proven. 5499 refuted. 0 times theorem prover too weak. 39480 trivial. 0 not checked. [2022-12-14 20:09:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 309 states and 607 transitions. [2022-12-14 20:09:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 607 transitions. [2022-12-14 20:09:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 810 [2022-12-14 20:09:36,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:36,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:36,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 1690 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:09:36,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:09:36,982 INFO L134 CoverageAnalysis]: Checked inductivity of 45733 backedges. 792 proven. 7 refuted. 0 times theorem prover too weak. 44934 trivial. 0 not checked. [2022-12-14 20:09:37,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 309 states and 606 transitions. [2022-12-14 20:09:37,601 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 606 transitions. [2022-12-14 20:09:37,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 811 [2022-12-14 20:09:37,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:37,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:37,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 1697 conjuncts, 299 conjunts are in the unsatisfiable core [2022-12-14 20:09:37,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:09:51,864 INFO L134 CoverageAnalysis]: Checked inductivity of 45874 backedges. 283 proven. 5970 refuted. 0 times theorem prover too weak. 39621 trivial. 0 not checked.