./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/process_queue.i --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_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/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_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/process_queue.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/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_5b34209a-74ba-421e-b522-63119301600e/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 1ad9f94c1d10f7bc5f4235ca7c5dc51413b43a0e6c48b9e48da5d2e3e751252c --- 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 21:46:47,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:46:47,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:46:47,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:46:47,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:46:47,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:46:47,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:46:47,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:46:47,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:46:47,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:46:47,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:46:47,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:46:47,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:46:47,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:46:47,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:46:47,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:46:47,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:46:47,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:46:47,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:46:47,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:46:47,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:46:47,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:46:47,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:46:47,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:46:47,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:46:47,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:46:47,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:46:47,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:46:47,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:46:47,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:46:47,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:46:47,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:46:47,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:46:47,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:46:47,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:46:47,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:46:47,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:46:47,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:46:47,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:46:47,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:46:47,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:46:47,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:46:47,612 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:46:47,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:46:47,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:46:47,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:46:47,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:46:47,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:46:47,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:46:47,614 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:46:47,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:46:47,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:46:47,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:46:47,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:46:47,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:46:47,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:46:47,616 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:46:47,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:46:47,616 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:46:47,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:46:47,617 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:46:47,617 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:46:47,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:46:47,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:46:47,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:46:47,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:46:47,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:46:47,618 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:46:47,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:46:47,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:46:47,618 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_5b34209a-74ba-421e-b522-63119301600e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ad9f94c1d10f7bc5f4235ca7c5dc51413b43a0e6c48b9e48da5d2e3e751252c [2022-12-14 21:46:47,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:46:47,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:46:47,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:46:47,858 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:46:47,859 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:46:47,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/heap-data/process_queue.i [2022-12-14 21:46:50,416 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:46:50,576 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:46:50,577 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/sv-benchmarks/c/heap-data/process_queue.i [2022-12-14 21:46:50,585 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/data/c712fcd4a/da8c31a680d849ab8dce7cbc59b3d3a8/FLAG37e8ee39f [2022-12-14 21:46:50,970 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/data/c712fcd4a/da8c31a680d849ab8dce7cbc59b3d3a8 [2022-12-14 21:46:50,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:46:50,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:46:50,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:46:50,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:46:50,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:46:50,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:46:50" (1/1) ... [2022-12-14 21:46:50,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fb8362d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:50, skipping insertion in model container [2022-12-14 21:46:50,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:46:50" (1/1) ... [2022-12-14 21:46:50,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:46:51,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:46:51,241 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_5b34209a-74ba-421e-b522-63119301600e/sv-benchmarks/c/heap-data/process_queue.i[23979,23992] [2022-12-14 21:46:51,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:46:51,258 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:46:51,289 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_5b34209a-74ba-421e-b522-63119301600e/sv-benchmarks/c/heap-data/process_queue.i[23979,23992] [2022-12-14 21:46:51,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:46:51,308 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:46:51,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51 WrapperNode [2022-12-14 21:46:51,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:46:51,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:46:51,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:46:51,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:46:51,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,339 INFO L138 Inliner]: procedures = 127, calls = 32, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 111 [2022-12-14 21:46:51,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:46:51,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:46:51,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:46:51,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:46:51,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,358 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:46:51,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:46:51,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:46:51,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:46:51,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:46:51,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:46:51,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:46:51,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b34209a-74ba-421e-b522-63119301600e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:46:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:46:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:46:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:46:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:46:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:46:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 21:46:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 21:46:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:46:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 21:46:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:46:51,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:46:51,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:46:51,513 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:46:51,514 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:46:51,680 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:46:51,730 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:46:51,730 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 21:46:51,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:46:51 BoogieIcfgContainer [2022-12-14 21:46:51,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:46:51,733 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:46:51,733 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:46:51,740 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:46:51,740 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:46:51" (1/1) ... [2022-12-14 21:46:51,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:46:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2022-12-14 21:46:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2022-12-14 21:46:51,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:46:51,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:51,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:52,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2022-12-14 21:46:52,557 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2022-12-14 21:46:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:46:52,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:52,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:52,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:53,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:53,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2022-12-14 21:46:53,003 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2022-12-14 21:46:53,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:46:53,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:53,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:53,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:53,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 50 transitions. [2022-12-14 21:46:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2022-12-14 21:46:53,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:46:53,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:53,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:54,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 31 states and 65 transitions. [2022-12-14 21:46:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 65 transitions. [2022-12-14 21:46:54,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:46:54,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:54,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:54,222 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 21:46:54,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 33 states and 67 transitions. [2022-12-14 21:46:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 67 transitions. [2022-12-14 21:46:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:46:54,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:54,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:54,791 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:55,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:55,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2022-12-14 21:46:55,200 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2022-12-14 21:46:55,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:46:55,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:55,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:46:55,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:55,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2022-12-14 21:46:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2022-12-14 21:46:55,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:46:55,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:55,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:46:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 103 transitions. [2022-12-14 21:46:57,511 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 103 transitions. [2022-12-14 21:46:57,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:46:57,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:57,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:46:58,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:58,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 108 transitions. [2022-12-14 21:46:58,506 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 108 transitions. [2022-12-14 21:46:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:46:58,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:58,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:58,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:46:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:58,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 52 states and 109 transitions. [2022-12-14 21:46:58,770 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 109 transitions. [2022-12-14 21:46:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:46:58,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:58,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:58,794 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:46:59,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:59,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 56 states and 116 transitions. [2022-12-14 21:46:59,334 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 116 transitions. [2022-12-14 21:46:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:46:59,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:59,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:46:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:46:59,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:59,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 57 states and 117 transitions. [2022-12-14 21:46:59,681 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 117 transitions. [2022-12-14 21:46:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:46:59,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:59,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:47:02,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:02,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 65 states and 137 transitions. [2022-12-14 21:47:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 137 transitions. [2022-12-14 21:47:02,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:47:02,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:02,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:02,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:47:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 66 states and 138 transitions. [2022-12-14 21:47:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 138 transitions. [2022-12-14 21:47:02,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:47:02,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:02,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:03,379 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:47:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 67 states and 139 transitions. [2022-12-14 21:47:03,763 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 139 transitions. [2022-12-14 21:47:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:47:03,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:03,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:03,873 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:47:04,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:04,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 68 states and 140 transitions. [2022-12-14 21:47:04,276 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 140 transitions. [2022-12-14 21:47:04,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:47:04,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:04,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:04,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:47:06,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 77 states and 160 transitions. [2022-12-14 21:47:06,723 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 160 transitions. [2022-12-14 21:47:06,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:47:06,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:06,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:47:07,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 78 states and 160 transitions. [2022-12-14 21:47:07,127 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 160 transitions. [2022-12-14 21:47:07,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:47:07,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:07,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:07,190 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:47:07,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:07,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 79 states and 160 transitions. [2022-12-14 21:47:07,515 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 160 transitions. [2022-12-14 21:47:07,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:47:07,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:07,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:09,415 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:14,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:14,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 90 states and 187 transitions. [2022-12-14 21:47:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 187 transitions. [2022-12-14 21:47:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:47:14,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:14,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 102 states and 224 transitions. [2022-12-14 21:47:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 224 transitions. [2022-12-14 21:47:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:47:21,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:21,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:23,276 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:27,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 108 states and 240 transitions. [2022-12-14 21:47:27,385 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 240 transitions. [2022-12-14 21:47:27,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:47:27,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:27,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:29,426 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:36,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:36,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 120 states and 279 transitions. [2022-12-14 21:47:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 279 transitions. [2022-12-14 21:47:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:47:36,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:36,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:39,174 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 122 states and 283 transitions. [2022-12-14 21:47:42,780 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 283 transitions. [2022-12-14 21:47:42,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:47:42,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:42,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:45,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 123 states and 285 transitions. [2022-12-14 21:47:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 285 transitions. [2022-12-14 21:47:45,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:47:45,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:45,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:47:46,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 125 states and 288 transitions. [2022-12-14 21:47:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 288 transitions. [2022-12-14 21:47:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:47:46,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:46,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:46,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:47:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 127 states and 291 transitions. [2022-12-14 21:47:48,030 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 291 transitions. [2022-12-14 21:47:48,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:47:48,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:48,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:47:55,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:55,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 134 states and 306 transitions. [2022-12-14 21:47:55,999 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 306 transitions. [2022-12-14 21:47:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:47:55,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:55,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:56,023 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-14 21:47:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:56,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 135 states and 307 transitions. [2022-12-14 21:47:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 307 transitions. [2022-12-14 21:47:56,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:47:56,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:56,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:47:58,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:47:58,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 137 states and 310 transitions. [2022-12-14 21:47:58,296 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 310 transitions. [2022-12-14 21:47:58,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:47:58,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:47:58,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:47:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:47:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:48:00,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:00,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 139 states and 313 transitions. [2022-12-14 21:48:00,188 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 313 transitions. [2022-12-14 21:48:00,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:48:00,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:00,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:02,123 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:48:04,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 140 states and 316 transitions. [2022-12-14 21:48:04,945 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 316 transitions. [2022-12-14 21:48:04,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:48:04,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:04,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:07,135 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:48:12,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:12,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 147 states and 336 transitions. [2022-12-14 21:48:12,303 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 336 transitions. [2022-12-14 21:48:12,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:48:12,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:12,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:12,898 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:48:17,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:17,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 152 states and 351 transitions. [2022-12-14 21:48:17,327 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 351 transitions. [2022-12-14 21:48:17,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:48:17,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:17,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:48:19,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:19,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 154 states and 354 transitions. [2022-12-14 21:48:19,199 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 354 transitions. [2022-12-14 21:48:19,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:48:19,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:19,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:19,523 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:48:20,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:20,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 155 states and 355 transitions. [2022-12-14 21:48:20,545 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 355 transitions. [2022-12-14 21:48:20,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:48:20,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:20,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:20,612 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:48:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 156 states and 356 transitions. [2022-12-14 21:48:21,382 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 356 transitions. [2022-12-14 21:48:21,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:48:21,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:21,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:22,177 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:48:23,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:23,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 157 states and 360 transitions. [2022-12-14 21:48:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 360 transitions. [2022-12-14 21:48:23,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:48:23,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:23,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:24,798 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:48:34,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:34,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 168 states and 396 transitions. [2022-12-14 21:48:34,433 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 396 transitions. [2022-12-14 21:48:34,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:48:34,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:34,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:48:36,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:36,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 169 states and 397 transitions. [2022-12-14 21:48:36,189 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 397 transitions. [2022-12-14 21:48:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:48:36,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:36,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:37,067 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:48:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:38,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 170 states and 398 transitions. [2022-12-14 21:48:38,161 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 398 transitions. [2022-12-14 21:48:38,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:48:38,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:38,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:48:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:39,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 171 states and 398 transitions. [2022-12-14 21:48:39,226 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 398 transitions. [2022-12-14 21:48:39,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:48:39,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:39,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:48:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:48:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 184 states and 435 transitions. [2022-12-14 21:48:54,239 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 435 transitions. [2022-12-14 21:48:54,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:48:54,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:48:54,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:48:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:48:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:49:04,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 192 states and 452 transitions. [2022-12-14 21:49:04,963 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 452 transitions. [2022-12-14 21:49:04,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:49:04,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:04,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:49:06,755 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:49:16,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 200 states and 472 transitions. [2022-12-14 21:49:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 472 transitions. [2022-12-14 21:49:16,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:49:16,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:16,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:16,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:49:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:49:36,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 211 states and 505 transitions. [2022-12-14 21:49:36,600 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 505 transitions. [2022-12-14 21:49:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:49:36,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:36,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:49:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:49:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:49:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 218 states and 532 transitions. [2022-12-14 21:49:56,414 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 532 transitions. [2022-12-14 21:49:56,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:49:56,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:49:56,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:49:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:01,807 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:50:18,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:50:18,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 227 states and 558 transitions. [2022-12-14 21:50:18,757 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 558 transitions. [2022-12-14 21:50:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:50:18,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:50:18,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:50:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:50:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:05,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:05,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 253 states and 636 transitions. [2022-12-14 21:51:05,300 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 636 transitions. [2022-12-14 21:51:05,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:51:05,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:05,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:12,467 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:25,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 258 states and 654 transitions. [2022-12-14 21:51:25,835 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 654 transitions. [2022-12-14 21:51:25,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:51:25,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:25,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:34,300 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:49,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 265 states and 673 transitions. [2022-12-14 21:51:49,199 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 673 transitions. [2022-12-14 21:51:49,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:51:49,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:49,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:51:54,364 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:51:59,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:51:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 266 states and 674 transitions. [2022-12-14 21:51:59,357 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 674 transitions. [2022-12-14 21:51:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:51:59,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:51:59,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:51:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:52:15,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 274 states and 692 transitions. [2022-12-14 21:52:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 692 transitions. [2022-12-14 21:52:15,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:52:15,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:15,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:20,928 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:52:33,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:52:33,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 280 states and 707 transitions. [2022-12-14 21:52:33,672 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 707 transitions. [2022-12-14 21:52:33,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:52:33,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:52:33,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:52:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:52:40,378 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:07,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:07,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 295 states and 763 transitions. [2022-12-14 21:53:07,634 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 763 transitions. [2022-12-14 21:53:07,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:53:07,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:07,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:53:51,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:53:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 313 states and 807 transitions. [2022-12-14 21:53:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 807 transitions. [2022-12-14 21:53:51,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:53:51,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:53:51,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:53:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:53:58,337 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:04,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:04,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 314 states and 808 transitions. [2022-12-14 21:54:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 808 transitions. [2022-12-14 21:54:04,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:54:04,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:04,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:08,743 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:13,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 315 states and 811 transitions. [2022-12-14 21:54:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 811 transitions. [2022-12-14 21:54:13,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:54:13,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:13,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:23,045 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:54:41,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:54:41,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 322 states and 843 transitions. [2022-12-14 21:54:41,200 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 843 transitions. [2022-12-14 21:54:41,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:54:41,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:54:41,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:54:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:54:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 21:55:10,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 337 states and 894 transitions. [2022-12-14 21:55:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 894 transitions. [2022-12-14 21:55:10,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:55:10,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:10,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:13,230 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 14 proven. 28 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 21:55:24,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:24,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 341 states and 917 transitions. [2022-12-14 21:55:24,495 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 917 transitions. [2022-12-14 21:55:24,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:55:24,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:24,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:25,061 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 21:55:28,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:28,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 343 states and 921 transitions. [2022-12-14 21:55:28,440 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 921 transitions. [2022-12-14 21:55:28,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:55:28,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:28,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:32,471 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 21 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:55:37,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:55:37,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 344 states and 926 transitions. [2022-12-14 21:55:37,686 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 926 transitions. [2022-12-14 21:55:37,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:55:37,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:55:37,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:55:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:55:42,925 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:56:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:56:09,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 358 states and 960 transitions. [2022-12-14 21:56:09,241 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 960 transitions. [2022-12-14 21:56:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:56:09,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:56:09,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:56:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:56:15,027 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:56:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:56:22,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 359 states and 965 transitions. [2022-12-14 21:56:22,392 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 965 transitions. [2022-12-14 21:56:22,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:56:22,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:56:22,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:56:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:56:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:56:47,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:56:47,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 363 states and 990 transitions. [2022-12-14 21:56:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 990 transitions. [2022-12-14 21:56:47,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:56:47,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:56:47,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:56:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:56:53,419 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:57:09,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:57:09,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 367 states and 998 transitions. [2022-12-14 21:57:09,941 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 998 transitions. [2022-12-14 21:57:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:57:09,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:57:09,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:57:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:57:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 21:57:38,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:57:38,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 381 states and 1040 transitions. [2022-12-14 21:57:38,433 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 1040 transitions. [2022-12-14 21:57:38,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:57:38,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:57:38,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:57:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:57:41,750 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 49 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 21:57:55,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:57:55,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 385 states and 1056 transitions. [2022-12-14 21:57:55,531 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 1056 transitions. [2022-12-14 21:57:55,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:57:55,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:57:55,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:57:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:57:59,778 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:58:05,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:58:05,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 386 states and 1059 transitions. [2022-12-14 21:58:05,232 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1059 transitions. [2022-12-14 21:58:05,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:58:05,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:58:05,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:58:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:58:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:58:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:58:09,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 387 states and 1064 transitions. [2022-12-14 21:58:09,417 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1064 transitions. [2022-12-14 21:58:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:58:09,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:58:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:58:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:58:10,233 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:58:18,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:58:18,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 390 states and 1071 transitions. [2022-12-14 21:58:18,662 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 1071 transitions. [2022-12-14 21:58:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:58:18,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:58:18,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:58:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:58:19,330 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:58:22,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:58:22,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 391 states and 1073 transitions. [2022-12-14 21:58:22,321 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1073 transitions. [2022-12-14 21:58:22,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:58:22,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:58:22,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:58:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:58:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 21:58:25,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:58:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 392 states and 1074 transitions. [2022-12-14 21:58:25,908 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 1074 transitions. [2022-12-14 21:58:25,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 21:58:25,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:58:25,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:58:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:58:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 31 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:58:52,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:58:52,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 397 states and 1082 transitions. [2022-12-14 21:58:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 1082 transitions. [2022-12-14 21:58:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 21:58:52,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:58:52,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:58:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:58:57,602 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 30 proven. 50 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:59:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:59:29,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 408 states and 1140 transitions. [2022-12-14 21:59:29,450 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1140 transitions. [2022-12-14 21:59:29,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 21:59:29,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:59:29,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:59:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:59:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 30 proven. 50 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:59:48,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:59:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 411 states and 1155 transitions. [2022-12-14 21:59:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1155 transitions. [2022-12-14 21:59:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 21:59:48,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:59:48,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:59:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:59:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 22:00:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:00:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 415 states and 1163 transitions. [2022-12-14 22:00:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1163 transitions. [2022-12-14 22:00:01,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 22:00:01,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:00:01,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:00:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:00:05,026 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 14 proven. 65 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 22:00:21,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:00:21,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 420 states and 1173 transitions. [2022-12-14 22:00:21,002 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1173 transitions. [2022-12-14 22:00:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 22:00:21,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:00:21,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:00:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:00:34,550 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.