./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/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_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/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_f259908e-f8ba-4578-babc-6f402f0ff2fe/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 368647bf8c8fe53592ceb4314bbebffd0b8c087a8115d4714b27d4e56ab0a9cf --- 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 [2022-12-15 02:15:49,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:15:49,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:15:49,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:15:49,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:15:49,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:15:49,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:15:49,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:15:49,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:15:49,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:15:49,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:15:49,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:15:49,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:15:49,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:15:49,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:15:49,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:15:49,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:15:49,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:15:49,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:15:49,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:15:49,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:15:49,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:15:49,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:15:49,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:15:49,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:15:49,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:15:49,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:15:49,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:15:49,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:15:49,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:15:49,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:15:49,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:15:49,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:15:49,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:15:49,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:15:49,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:15:49,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:15:49,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:15:49,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:15:49,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:15:49,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:15:49,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 02:15:49,345 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:15:49,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:15:49,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:15:49,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:15:49,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:15:49,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:15:49,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:15:49,353 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:15:49,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:15:49,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:15:49,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:15:49,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:15:49,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:15:49,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:15:49,354 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:15:49,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:15:49,354 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:15:49,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:15:49,355 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:15:49,355 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:15:49,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:15:49,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:15:49,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:15:49,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:15:49,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:15:49,356 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:15:49,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:15:49,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:15:49,356 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_f259908e-f8ba-4578-babc-6f402f0ff2fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 368647bf8c8fe53592ceb4314bbebffd0b8c087a8115d4714b27d4e56ab0a9cf [2022-12-15 02:15:49,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:15:49,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:15:49,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:15:49,558 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:15:49,559 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:15:49,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c [2022-12-15 02:15:52,055 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:15:52,238 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:15:52,238 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c [2022-12-15 02:15:52,245 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/data/a950faabe/69d989158a674b3ab2c6cd5003314c1f/FLAG1c1dede21 [2022-12-15 02:15:52,627 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/data/a950faabe/69d989158a674b3ab2c6cd5003314c1f [2022-12-15 02:15:52,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:15:52,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:15:52,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:15:52,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:15:52,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:15:52,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c632c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52, skipping insertion in model container [2022-12-15 02:15:52,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:15:52,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:15:52,804 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_f259908e-f8ba-4578-babc-6f402f0ff2fe/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c[14371,14384] [2022-12-15 02:15:52,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:15:52,815 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:15:52,852 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_f259908e-f8ba-4578-babc-6f402f0ff2fe/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c[14371,14384] [2022-12-15 02:15:52,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:15:52,863 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:15:52,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52 WrapperNode [2022-12-15 02:15:52,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:15:52,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:15:52,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:15:52,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:15:52,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,898 INFO L138 Inliner]: procedures = 22, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 455 [2022-12-15 02:15:52,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:15:52,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:15:52,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:15:52,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:15:52,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,918 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:15:52,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:15:52,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:15:52,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:15:52,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:15:52" (1/1) ... [2022-12-15 02:15:52,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:15:52,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:15:52,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:15:52,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f259908e-f8ba-4578-babc-6f402f0ff2fe/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:15:52,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:15:52,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:15:52,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:15:52,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:15:53,055 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:15:53,056 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:15:53,468 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:15:53,867 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:15:53,867 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:15:53,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:15:53 BoogieIcfgContainer [2022-12-15 02:15:53,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:15:53,870 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:15:53,870 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:15:53,877 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:15:53,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:15:53" (1/1) ... [2022-12-15 02:15:53,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:15:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:15:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2022-12-15 02:15:53,921 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2022-12-15 02:15:53,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:15:53,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:15:53,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:15:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:55,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:15:55,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:15:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2022-12-15 02:15:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2022-12-15 02:15:55,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:15:55,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:15:55,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:15:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:15:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:15:56,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-12-15 02:15:56,487 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-12-15 02:15:56,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:15:56,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:15:56,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:15:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:15:57,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:15:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2022-12-15 02:15:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2022-12-15 02:15:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:15:57,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:15:57,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:15:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:58,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:15:58,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:15:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2022-12-15 02:15:58,881 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2022-12-15 02:15:58,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:15:58,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:15:58,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:15:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:00,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:00,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2022-12-15 02:16:00,253 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2022-12-15 02:16:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:16:00,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:00,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:00,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:01,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2022-12-15 02:16:01,726 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2022-12-15 02:16:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:16:01,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:01,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:01,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:01,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2022-12-15 02:16:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2022-12-15 02:16:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:16:01,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:01,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:02,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:02,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 48 states and 87 transitions. [2022-12-15 02:16:02,023 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 87 transitions. [2022-12-15 02:16:02,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:16:02,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:02,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:02,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:04,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2022-12-15 02:16:04,316 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2022-12-15 02:16:04,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:16:04,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:04,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:04,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2022-12-15 02:16:04,706 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2022-12-15 02:16:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:16:04,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:04,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:09,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:09,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 77 states and 140 transitions. [2022-12-15 02:16:09,547 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 140 transitions. [2022-12-15 02:16:09,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:16:09,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:09,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:10,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:13,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 91 states and 160 transitions. [2022-12-15 02:16:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 160 transitions. [2022-12-15 02:16:13,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:16:13,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:13,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:13,914 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:14,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:14,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 92 states and 162 transitions. [2022-12-15 02:16:14,433 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 162 transitions. [2022-12-15 02:16:14,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:16:14,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:14,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:15,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:19,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 110 states and 200 transitions. [2022-12-15 02:16:19,494 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 200 transitions. [2022-12-15 02:16:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:16:19,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:19,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:20,605 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:24,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:24,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 126 states and 231 transitions. [2022-12-15 02:16:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 231 transitions. [2022-12-15 02:16:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:16:24,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:24,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 127 states and 234 transitions. [2022-12-15 02:16:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 234 transitions. [2022-12-15 02:16:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:16:26,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:26,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:27,603 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:33,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 145 states and 272 transitions. [2022-12-15 02:16:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 272 transitions. [2022-12-15 02:16:33,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:16:33,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:33,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:35,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 147 states and 280 transitions. [2022-12-15 02:16:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 280 transitions. [2022-12-15 02:16:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:16:35,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:35,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:43,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:43,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 167 states and 315 transitions. [2022-12-15 02:16:43,390 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 315 transitions. [2022-12-15 02:16:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:16:43,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:43,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:50,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:50,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 182 states and 344 transitions. [2022-12-15 02:16:50,343 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 344 transitions. [2022-12-15 02:16:50,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:16:50,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:50,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:51,423 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:53,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:53,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 187 states and 353 transitions. [2022-12-15 02:16:53,603 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 353 transitions. [2022-12-15 02:16:53,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:16:53,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:53,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 188 states and 355 transitions. [2022-12-15 02:16:55,536 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 355 transitions. [2022-12-15 02:16:55,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:16:55,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:55,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:57,329 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:03,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 195 states and 374 transitions. [2022-12-15 02:17:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 374 transitions. [2022-12-15 02:17:03,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:17:03,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:03,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:04,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:09,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:09,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 210 states and 400 transitions. [2022-12-15 02:17:09,377 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 400 transitions. [2022-12-15 02:17:09,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:17:09,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:09,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:11,749 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:19,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 223 states and 438 transitions. [2022-12-15 02:17:19,195 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2022-12-15 02:17:19,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:17:19,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:19,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:32,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:32,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 237 states and 500 transitions. [2022-12-15 02:17:32,457 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 500 transitions. [2022-12-15 02:17:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:17:32,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:32,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:35,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:35,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 238 states and 509 transitions. [2022-12-15 02:17:35,089 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 509 transitions. [2022-12-15 02:17:35,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:17:35,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:35,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 242 states and 515 transitions. [2022-12-15 02:17:39,276 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 515 transitions. [2022-12-15 02:17:39,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:17:39,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:39,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:41,020 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:47,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 253 states and 537 transitions. [2022-12-15 02:17:47,347 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 537 transitions. [2022-12-15 02:17:47,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:17:47,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:47,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:49,638 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:59,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 273 states and 579 transitions. [2022-12-15 02:17:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 579 transitions. [2022-12-15 02:17:59,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:17:59,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:59,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:00,427 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:02,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 275 states and 581 transitions. [2022-12-15 02:18:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 581 transitions. [2022-12-15 02:18:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:18:02,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:02,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:03,616 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:08,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:08,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 283 states and 592 transitions. [2022-12-15 02:18:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 592 transitions. [2022-12-15 02:18:08,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:18:08,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:08,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:10,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 284 states and 593 transitions. [2022-12-15 02:18:10,236 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 593 transitions. [2022-12-15 02:18:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:18:10,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:10,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:11,473 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:12,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 286 states and 595 transitions. [2022-12-15 02:18:12,943 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 595 transitions. [2022-12-15 02:18:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:18:12,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:12,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:21,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 295 states and 613 transitions. [2022-12-15 02:18:21,854 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 613 transitions. [2022-12-15 02:18:21,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:18:21,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:21,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:22,899 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:25,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 296 states and 615 transitions. [2022-12-15 02:18:25,437 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 615 transitions. [2022-12-15 02:18:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:18:25,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:25,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:28,304 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:38,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 316 states and 650 transitions. [2022-12-15 02:18:38,028 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 650 transitions. [2022-12-15 02:18:38,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:18:38,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:38,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:39,127 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:42,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 321 states and 663 transitions. [2022-12-15 02:18:42,941 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 663 transitions. [2022-12-15 02:18:42,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:18:42,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:42,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:51,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 330 states and 686 transitions. [2022-12-15 02:18:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 686 transitions. [2022-12-15 02:18:51,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:18:51,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:51,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:53,119 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 331 states and 687 transitions. [2022-12-15 02:18:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 687 transitions. [2022-12-15 02:18:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:18:54,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:54,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:55,371 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:57,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:57,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 333 states and 695 transitions. [2022-12-15 02:18:57,471 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 695 transitions. [2022-12-15 02:18:57,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:18:57,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:57,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:58,684 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:59,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:59,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 333 states and 694 transitions. [2022-12-15 02:18:59,241 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 694 transitions. [2022-12-15 02:18:59,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:18:59,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:59,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:02,617 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:08,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:08,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 336 states and 701 transitions. [2022-12-15 02:19:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 701 transitions. [2022-12-15 02:19:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:19:08,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:08,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:11,276 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:19,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 352 states and 731 transitions. [2022-12-15 02:19:19,008 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 731 transitions. [2022-12-15 02:19:19,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:19:19,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:19,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:26,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 356 states and 745 transitions. [2022-12-15 02:19:26,310 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 745 transitions. [2022-12-15 02:19:26,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:19:26,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:26,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:28,584 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:29,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:29,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 357 states and 749 transitions. [2022-12-15 02:19:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 749 transitions. [2022-12-15 02:19:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:19:29,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:29,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:34,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 361 states and 761 transitions. [2022-12-15 02:19:34,310 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 761 transitions. [2022-12-15 02:19:34,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:19:34,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:34,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:36,824 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:38,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 362 states and 762 transitions. [2022-12-15 02:19:38,893 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 762 transitions. [2022-12-15 02:19:38,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:19:38,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:38,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:39,931 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:41,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 364 states and 771 transitions. [2022-12-15 02:19:41,467 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 771 transitions. [2022-12-15 02:19:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:19:41,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:41,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:42,563 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:44,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:44,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 366 states and 773 transitions. [2022-12-15 02:19:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 773 transitions. [2022-12-15 02:19:44,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:19:44,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:44,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:47,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:47,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 368 states and 780 transitions. [2022-12-15 02:19:47,967 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 780 transitions. [2022-12-15 02:19:47,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 02:19:47,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:47,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:54,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 370 states and 787 transitions. [2022-12-15 02:19:54,936 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 787 transitions. [2022-12-15 02:19:54,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 02:19:54,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:54,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:20:06,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:06,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 388 states and 816 transitions. [2022-12-15 02:20:06,736 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 816 transitions. [2022-12-15 02:20:06,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 02:20:06,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:06,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:08,676 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:20:09,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 389 states and 817 transitions. [2022-12-15 02:20:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 817 transitions. [2022-12-15 02:20:09,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 02:20:09,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:09,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:11,051 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:20:12,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 391 states and 826 transitions. [2022-12-15 02:20:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 826 transitions. [2022-12-15 02:20:12,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 02:20:12,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:12,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat