./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/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_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/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_8fcb650a-84c9-4a81-92e0-d2aeaf618365/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 77987d39218daa3d8ca19fe9337f6493b276d704fa95c2d6fb7800ec30efdcea --- 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 20:24:52,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:24:52,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:24:52,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:24:52,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:24:52,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:24:52,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:24:52,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:24:52,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:24:52,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:24:52,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:24:52,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:24:52,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:24:52,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:24:52,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:24:52,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:24:52,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:24:52,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:24:52,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:24:52,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:24:52,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:24:52,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:24:52,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:24:52,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:24:52,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:24:52,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:24:52,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:24:52,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:24:52,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:24:52,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:24:52,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:24:52,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:24:52,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:24:52,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:24:52,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:24:52,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:24:52,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:24:52,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:24:52,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:24:52,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:24:52,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:24:52,459 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:24:52,473 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:24:52,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:24:52,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:24:52,474 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:24:52,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:24:52,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:24:52,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:24:52,475 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:24:52,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:24:52,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:24:52,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:24:52,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:24:52,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:24:52,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:24:52,476 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:24:52,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:24:52,476 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:24:52,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:24:52,476 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:24:52,476 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:24:52,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:24:52,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:24:52,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:24:52,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:24:52,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:24:52,477 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:24:52,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:24:52,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:24:52,478 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_8fcb650a-84c9-4a81-92e0-d2aeaf618365/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77987d39218daa3d8ca19fe9337f6493b276d704fa95c2d6fb7800ec30efdcea [2022-12-14 20:24:52,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:24:52,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:24:52,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:24:52,667 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:24:52,667 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:24:52,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c [2022-12-14 20:24:55,243 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:24:55,358 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:24:55,358 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c [2022-12-14 20:24:55,363 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/data/b73aab2a5/7aae4659a33a43a88ac23aea204b53e0/FLAG861837fb4 [2022-12-14 20:24:55,373 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/data/b73aab2a5/7aae4659a33a43a88ac23aea204b53e0 [2022-12-14 20:24:55,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:24:55,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:24:55,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:24:55,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:24:55,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:24:55,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4ba97e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55, skipping insertion in model container [2022-12-14 20:24:55,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:24:55,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:24:55,496 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_8fcb650a-84c9-4a81-92e0-d2aeaf618365/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c[489,502] [2022-12-14 20:24:55,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:24:55,516 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:24:55,525 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_8fcb650a-84c9-4a81-92e0-d2aeaf618365/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c[489,502] [2022-12-14 20:24:55,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:24:55,539 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:24:55,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55 WrapperNode [2022-12-14 20:24:55,540 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:24:55,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:24:55,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:24:55,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:24:55,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,564 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-12-14 20:24:55,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:24:55,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:24:55,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:24:55,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:24:55,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,578 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:24:55,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:24:55,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:24:55,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:24:55,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:24:55,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:24:55,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:24:55,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fcb650a-84c9-4a81-92e0-d2aeaf618365/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:24:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:24:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:24:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:24:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:24:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:24:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:24:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 20:24:55,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 20:24:55,684 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:24:55,685 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:24:55,787 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:24:55,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:24:55,810 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:24:55,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:24:55 BoogieIcfgContainer [2022-12-14 20:24:55,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:24:55,813 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:24:55,813 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:24:55,820 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:24:55,820 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:24:55" (1/1) ... [2022-12-14 20:24:55,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:24:55,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-12-14 20:24:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-12-14 20:24:55,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:24:55,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:55,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:55,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:55,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:55,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-12-14 20:24:55,991 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-12-14 20:24:55,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:24:55,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:55,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 35 transitions. [2022-12-14 20:24:56,138 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2022-12-14 20:24:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:24:56,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:56,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:56,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 20:24:56,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:56,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:24:56,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:56,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 50 transitions. [2022-12-14 20:24:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2022-12-14 20:24:56,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:24:56,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:56,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:56,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:24:56,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:56,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:57,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 59 transitions. [2022-12-14 20:24:57,509 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2022-12-14 20:24:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:24:57,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:57,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:57,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:24:57,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 80 transitions. [2022-12-14 20:24:59,207 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2022-12-14 20:24:59,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:24:59,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:59,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:59,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 20:24:59,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:59,278 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 20:24:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 43 states and 81 transitions. [2022-12-14 20:24:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2022-12-14 20:24:59,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:24:59,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:59,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:59,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 20:24:59,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:24:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 20:25:00,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:00,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 53 states and 123 transitions. [2022-12-14 20:25:00,998 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 123 transitions. [2022-12-14 20:25:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:25:00,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:00,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:01,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 20:25:01,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:01,333 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 20:25:02,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 58 states and 143 transitions. [2022-12-14 20:25:02,575 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 143 transitions. [2022-12-14 20:25:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:25:02,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:02,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:02,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 20:25:02,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 20:25:03,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:03,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 60 states and 147 transitions. [2022-12-14 20:25:03,302 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 147 transitions. [2022-12-14 20:25:03,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:25:03,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:03,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:03,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:25:03,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:03,551 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 20:25:04,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 64 states and 163 transitions. [2022-12-14 20:25:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 163 transitions. [2022-12-14 20:25:04,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:25:04,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:04,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:04,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 20:25:04,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:05,148 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 20:25:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 69 states and 195 transitions. [2022-12-14 20:25:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 195 transitions. [2022-12-14 20:25:07,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:25:07,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:07,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:07,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 20:25:07,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:08,340 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 20:25:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 74 states and 210 transitions. [2022-12-14 20:25:10,718 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 210 transitions. [2022-12-14 20:25:10,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:25:10,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:10,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:10,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:25:10,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:11,316 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 20:25:12,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:12,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 76 states and 214 transitions. [2022-12-14 20:25:12,352 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 214 transitions. [2022-12-14 20:25:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:25:12,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:12,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:12,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 20:25:12,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 20:25:13,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:13,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 78 states and 217 transitions. [2022-12-14 20:25:13,465 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 217 transitions. [2022-12-14 20:25:13,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 20:25:13,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:13,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:13,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:25:13,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:13,670 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 20:25:18,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:18,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 81 states and 230 transitions. [2022-12-14 20:25:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 230 transitions. [2022-12-14 20:25:18,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 20:25:18,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:18,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:18,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 20:25:18,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:18,874 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 20:25:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:22,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 86 states and 258 transitions. [2022-12-14 20:25:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 258 transitions. [2022-12-14 20:25:22,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 20:25:22,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:22,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:22,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:25:22,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:23,050 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 20:25:25,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:25,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 90 states and 272 transitions. [2022-12-14 20:25:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 272 transitions. [2022-12-14 20:25:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 20:25:25,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:25,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:25,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:25:25,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 20:25:28,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:28,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 93 states and 281 transitions. [2022-12-14 20:25:28,026 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 281 transitions. [2022-12-14 20:25:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 20:25:28,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:28,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:28,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 20:25:28,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:28,509 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 20:25:29,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:29,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 95 states and 283 transitions. [2022-12-14 20:25:29,596 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 283 transitions. [2022-12-14 20:25:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 20:25:29,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:29,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:29,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:25:29,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:29,948 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 20:25:50,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:50,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 99 states and 302 transitions. [2022-12-14 20:25:50,114 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 302 transitions. [2022-12-14 20:25:50,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:25:50,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:50,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:50,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:25:50,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:50,344 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 20:25:54,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 109 states and 394 transitions. [2022-12-14 20:25:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 394 transitions. [2022-12-14 20:25:54,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:25:54,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:54,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:54,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:25:54,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:25:57,912 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 20:26:04,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:04,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 114 states and 423 transitions. [2022-12-14 20:26:04,242 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 423 transitions. [2022-12-14 20:26:04,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:04,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:04,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:04,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:26:04,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 20:26:06,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:06,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 115 states and 432 transitions. [2022-12-14 20:26:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 432 transitions. [2022-12-14 20:26:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:06,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:06,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:06,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:26:06,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 20:26:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:10,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 117 states and 437 transitions. [2022-12-14 20:26:10,289 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 437 transitions. [2022-12-14 20:26:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:10,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:10,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:10,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:26:10,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:11,272 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 20:26:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:16,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 120 states and 449 transitions. [2022-12-14 20:26:16,449 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 449 transitions. [2022-12-14 20:26:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:16,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:16,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:16,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:26:16,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:16,502 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 20:26:17,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 121 states and 450 transitions. [2022-12-14 20:26:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 450 transitions. [2022-12-14 20:26:17,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:17,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:17,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:17,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:26:17,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 20:26:19,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:19,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 122 states and 453 transitions. [2022-12-14 20:26:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 453 transitions. [2022-12-14 20:26:19,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:19,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:19,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:19,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:26:19,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:19,393 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 20:26:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:20,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 123 states and 456 transitions. [2022-12-14 20:26:20,425 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 456 transitions. [2022-12-14 20:26:20,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:20,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:20,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:20,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 20:26:20,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:20,803 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 14 proven. 25 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 20:26:30,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 127 states and 470 transitions. [2022-12-14 20:26:30,632 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 470 transitions. [2022-12-14 20:26:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:30,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:30,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:30,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:26:30,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 20:26:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:45,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 129 states and 473 transitions. [2022-12-14 20:26:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 473 transitions. [2022-12-14 20:26:45,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:26:45,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:45,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:45,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:26:45,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:45,230 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 20:26:52,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:52,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 129 states and 470 transitions. [2022-12-14 20:26:52,604 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 470 transitions. [2022-12-14 20:26:52,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 20:26:52,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:52,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:52,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:26:52,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:52,660 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 20:26:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:54,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 131 states and 476 transitions. [2022-12-14 20:26:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 476 transitions. [2022-12-14 20:26:54,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 20:26:54,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:54,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:54,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:26:54,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:54,182 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 20:26:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:56,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 133 states and 485 transitions. [2022-12-14 20:26:56,316 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 485 transitions. [2022-12-14 20:26:56,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 20:26:56,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:56,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:56,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:26:56,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:26:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 20:26:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 134 states and 486 transitions. [2022-12-14 20:26:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 486 transitions. [2022-12-14 20:26:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:26:56,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:56,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:26:56,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 36 conjunts are in the unsatisfiable core [2022-12-14 20:26:56,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:27:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 20:27:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:27:35,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 140 states and 531 transitions. [2022-12-14 20:27:35,241 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 531 transitions. [2022-12-14 20:27:35,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:27:35,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:27:35,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:27:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:27:35,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:27:35,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:27:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 20:27:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:27:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 141 states and 533 transitions. [2022-12-14 20:27:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 533 transitions. [2022-12-14 20:27:49,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:27:49,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:27:49,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:27:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:27:49,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:27:49,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:27:52,608 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 20:28:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:28:21,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 144 states and 543 transitions. [2022-12-14 20:28:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 543 transitions. [2022-12-14 20:28:21,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:28:21,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:28:21,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:28:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:28:21,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:28:21,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:28:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 20:28:26,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:28:26,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 145 states and 544 transitions. [2022-12-14 20:28:26,388 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 544 transitions. [2022-12-14 20:28:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:28:26,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:28:26,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:28:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:28:26,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:28:26,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:28:29,946 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 20:28:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:28:33,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 147 states and 551 transitions. [2022-12-14 20:28:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 551 transitions. [2022-12-14 20:28:33,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:28:33,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:28:33,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:28:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:28:33,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:28:33,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:28:37,327 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 20:28:38,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:28:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 148 states and 552 transitions. [2022-12-14 20:28:38,233 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 552 transitions. [2022-12-14 20:28:38,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:28:38,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:28:38,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:28:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:28:38,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:28:38,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:28:44,905 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 20:29:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 153 states and 586 transitions. [2022-12-14 20:29:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 586 transitions. [2022-12-14 20:29:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:29:14,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:14,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:14,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:29:14,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:29:15,801 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 20:29:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 155 states and 588 transitions. [2022-12-14 20:29:18,254 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 588 transitions. [2022-12-14 20:29:18,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:29:18,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:18,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:18,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:29:18,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:29:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 20:29:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 157 states and 603 transitions. [2022-12-14 20:29:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 603 transitions. [2022-12-14 20:29:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:29:22,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:22,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:29:22,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:29:23,941 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 20:29:30,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:30,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 160 states and 614 transitions. [2022-12-14 20:29:30,251 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 614 transitions. [2022-12-14 20:29:30,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:29:30,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:30,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:30,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:29:30,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:29:31,886 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 20:29:33,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:33,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 161 states and 620 transitions. [2022-12-14 20:29:33,905 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 620 transitions. [2022-12-14 20:29:33,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:29:33,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:33,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:33,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:29:33,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:29:34,921 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 20:29:37,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:37,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 163 states and 622 transitions. [2022-12-14 20:29:37,240 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 622 transitions. [2022-12-14 20:29:37,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:29:37,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:37,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:37,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 20:29:37,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:29:38,428 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 20:29:56,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:56,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 165 states and 624 transitions. [2022-12-14 20:29:56,595 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 624 transitions. [2022-12-14 20:29:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:29:56,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:56,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:56,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:29:56,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:30:00,476 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 20:30:13,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:13,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 171 states and 666 transitions. [2022-12-14 20:30:13,614 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 666 transitions. [2022-12-14 20:30:13,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:30:13,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:13,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:13,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:30:13,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:30:16,842 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 20:30:25,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:25,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 174 states and 680 transitions. [2022-12-14 20:30:25,169 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 680 transitions. [2022-12-14 20:30:25,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:30:25,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:25,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:25,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:30:25,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:30:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 20:30:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 175 states and 683 transitions. [2022-12-14 20:30:30,595 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 683 transitions. [2022-12-14 20:30:30,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:30:30,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:30,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:30,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:30:30,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:30:34,308 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 20:30:40,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 177 states and 688 transitions. [2022-12-14 20:30:40,199 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 688 transitions. [2022-12-14 20:30:40,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:30:40,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:40,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:40,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:30:40,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:30:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 20:31:03,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:03,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 187 states and 832 transitions. [2022-12-14 20:31:03,839 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 832 transitions. [2022-12-14 20:31:03,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:03,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:03,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:03,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:31:03,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:03,900 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 20:31:07,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:07,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 188 states and 835 transitions. [2022-12-14 20:31:07,625 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 835 transitions. [2022-12-14 20:31:07,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:07,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:07,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:07,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:31:07,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 20:31:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 191 states and 848 transitions. [2022-12-14 20:31:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 848 transitions. [2022-12-14 20:31:18,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:18,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:18,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:18,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:31:18,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:21,593 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 20:31:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 192 states and 858 transitions. [2022-12-14 20:31:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 858 transitions. [2022-12-14 20:31:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:23,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:23,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:23,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:31:23,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 20:31:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 194 states and 862 transitions. [2022-12-14 20:31:24,825 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 862 transitions. [2022-12-14 20:31:24,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:24,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:24,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:24,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:31:24,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 20:31:27,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:27,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 196 states and 863 transitions. [2022-12-14 20:31:27,696 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 863 transitions. [2022-12-14 20:31:27,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:27,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:27,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:27,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:31:27,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 20:31:32,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 197 states and 866 transitions. [2022-12-14 20:31:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 866 transitions. [2022-12-14 20:31:32,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:32,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:32,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:32,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:31:32,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:32,679 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 20:31:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:33,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 198 states and 867 transitions. [2022-12-14 20:31:33,607 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 867 transitions. [2022-12-14 20:31:33,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:33,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:33,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:33,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 20:31:33,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:36,690 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 20:31:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 199 states and 870 transitions. [2022-12-14 20:31:37,883 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 870 transitions. [2022-12-14 20:31:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:37,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:37,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:37,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:31:37,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 20:31:39,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 199 states and 869 transitions. [2022-12-14 20:31:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 869 transitions. [2022-12-14 20:31:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:39,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:39,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:39,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:31:39,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:39,126 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 20:31:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:45,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 199 states and 866 transitions. [2022-12-14 20:31:45,506 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 866 transitions. [2022-12-14 20:31:45,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 20:31:45,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:45,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:45,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:45,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:31:45,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:45,568 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 20:31:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:46,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 199 states and 865 transitions. [2022-12-14 20:31:46,501 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 865 transitions. [2022-12-14 20:31:46,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:31:46,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:46,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:46,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:31:46,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 20:31:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 201 states and 878 transitions. [2022-12-14 20:31:51,764 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 878 transitions. [2022-12-14 20:31:51,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:31:51,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:51,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:51,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:31:51,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 20:31:55,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:55,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 202 states and 883 transitions. [2022-12-14 20:31:55,530 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 883 transitions. [2022-12-14 20:31:55,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:31:55,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:55,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:55,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:31:55,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:55,587 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 20:31:57,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:57,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 203 states and 884 transitions. [2022-12-14 20:31:57,016 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 884 transitions. [2022-12-14 20:31:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:31:57,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:57,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:57,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:31:57,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:31:57,071 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 20:32:00,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:32:00,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 204 states and 889 transitions. [2022-12-14 20:32:00,379 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 889 transitions. [2022-12-14 20:32:00,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:32:00,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:32:00,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:32:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:32:00,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:32:00,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:32:00,431 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 20:32:01,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:32:01,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 205 states and 890 transitions. [2022-12-14 20:32:01,657 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 890 transitions. [2022-12-14 20:32:01,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:32:01,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:32:01,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:32:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:32:01,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:32:01,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:32:01,713 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 20:32:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:32:04,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 206 states and 893 transitions. [2022-12-14 20:32:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 893 transitions. [2022-12-14 20:32:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:32:04,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:32:04,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:32:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:32:04,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:32:04,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:32:04,129 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 20:32:05,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:32:05,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 207 states and 894 transitions. [2022-12-14 20:32:05,292 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 894 transitions. [2022-12-14 20:32:05,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:32:05,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:32:05,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:32:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:32:05,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:32:05,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:32:22,521 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:33:05,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:33:05,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 211 states and 934 transitions. [2022-12-14 20:33:05,904 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 934 transitions. [2022-12-14 20:33:05,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:33:05,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:33:05,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:33:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:33:05,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:33:05,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:33:28,591 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:33:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:33:33,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 212 states and 950 transitions. [2022-12-14 20:33:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 950 transitions. [2022-12-14 20:33:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:33:33,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:33:33,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:33:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:33:33,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:33:33,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:33:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:34:07,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:34:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 215 states and 961 transitions. [2022-12-14 20:34:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 961 transitions. [2022-12-14 20:34:07,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:34:07,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:34:07,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:34:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:34:07,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:34:07,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:34:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:34:32,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:34:32,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 218 states and 971 transitions. [2022-12-14 20:34:32,687 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 971 transitions. [2022-12-14 20:34:32,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:34:32,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:34:32,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:34:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:34:32,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:34:32,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:34:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:35:05,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:35:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 220 states and 977 transitions. [2022-12-14 20:35:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 977 transitions. [2022-12-14 20:35:05,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:35:05,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:35:05,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:35:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:35:05,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:35:05,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:35:30,221 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:35:32,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:35:32,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 221 states and 978 transitions. [2022-12-14 20:35:32,191 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 978 transitions. [2022-12-14 20:35:32,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:35:32,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:35:32,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:35:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:35:32,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:35:32,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:35:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:35:56,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:35:56,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 222 states and 979 transitions. [2022-12-14 20:35:56,911 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 979 transitions. [2022-12-14 20:35:56,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:35:56,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:35:56,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:35:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:35:56,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:35:56,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:36:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:36:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:36:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 223 states and 982 transitions. [2022-12-14 20:36:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 982 transitions. [2022-12-14 20:36:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 20:36:10,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:36:10,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:36:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:36:10,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:36:10,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:36:13,754 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 20:36:15,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:36:15,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 224 states and 983 transitions. [2022-12-14 20:36:15,850 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 983 transitions. [2022-12-14 20:36:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:36:15,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:36:15,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:36:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:36:15,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:36:15,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:36:41,869 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 20:37:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:04,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 229 states and 1028 transitions. [2022-12-14 20:37:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 1028 transitions. [2022-12-14 20:37:04,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:37:04,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:04,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:04,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:37:04,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:37:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 20:37:49,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 233 states and 1053 transitions. [2022-12-14 20:37:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 1053 transitions. [2022-12-14 20:37:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:37:49,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:37:49,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:38:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 20:38:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:38:17,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 235 states and 1081 transitions. [2022-12-14 20:38:17,929 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 1081 transitions. [2022-12-14 20:38:17,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:38:17,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:38:17,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:38:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:38:18,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:38:18,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:38:25,033 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 20:38:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:38:28,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 236 states and 1085 transitions. [2022-12-14 20:38:28,894 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 1085 transitions. [2022-12-14 20:38:28,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:38:28,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:38:28,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:38:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:38:28,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:38:28,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:38:53,496 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 20:39:04,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:39:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 238 states and 1087 transitions. [2022-12-14 20:39:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 1087 transitions. [2022-12-14 20:39:04,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:39:04,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:39:04,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:39:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:39:04,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:39:04,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:39:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 20:39:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:39:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 240 states and 1089 transitions. [2022-12-14 20:39:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 1089 transitions. [2022-12-14 20:39:40,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:39:40,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:39:40,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:39:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:39:40,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 20:39:40,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:39:53,091 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked.