./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.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_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/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_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/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_8fdb77cf-2d62-4034-a238-609ee50e372e/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 de6f1b0c31f6078d1329908bc6a1fa31b1de3eefc77e75c566f65f8bba6f4e00 --- 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 22:57:16,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:57:16,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:57:16,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:57:16,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:57:16,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:57:16,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:57:16,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:57:16,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:57:16,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:57:16,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:57:16,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:57:16,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:57:16,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:57:16,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:57:16,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:57:16,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:57:16,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:57:16,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:57:16,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:57:16,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:57:16,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:57:16,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:57:16,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:57:16,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:57:16,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:57:16,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:57:16,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:57:16,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:57:16,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:57:16,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:57:16,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:57:16,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:57:16,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:57:16,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:57:16,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:57:16,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:57:16,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:57:16,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:57:16,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:57:16,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:57:16,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:57:16,119 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:57:16,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:57:16,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:57:16,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:57:16,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:57:16,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:57:16,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:57:16,121 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:57:16,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:57:16,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:57:16,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:57:16,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:57:16,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:57:16,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:57:16,122 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:57:16,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:57:16,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:57:16,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:57:16,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:57:16,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:57:16,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:57:16,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:57:16,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:57:16,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:57:16,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:57:16,123 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:57:16,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:57:16,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:57:16,123 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_8fdb77cf-2d62-4034-a238-609ee50e372e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de6f1b0c31f6078d1329908bc6a1fa31b1de3eefc77e75c566f65f8bba6f4e00 [2022-12-14 22:57:16,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:57:16,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:57:16,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:57:16,323 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:57:16,323 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:57:16,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c [2022-12-14 22:57:18,874 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:57:19,014 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:57:19,014 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c [2022-12-14 22:57:19,018 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/data/206725594/14d6b5afdb444cb7a2ece67d80810d6e/FLAG08d8e4bb9 [2022-12-14 22:57:19,442 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/data/206725594/14d6b5afdb444cb7a2ece67d80810d6e [2022-12-14 22:57:19,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:57:19,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:57:19,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:57:19,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:57:19,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:57:19,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee0ea33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19, skipping insertion in model container [2022-12-14 22:57:19,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:57:19,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:57:19,565 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_8fdb77cf-2d62-4034-a238-609ee50e372e/sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c[1014,1027] [2022-12-14 22:57:19,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:57:19,575 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:57:19,585 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_8fdb77cf-2d62-4034-a238-609ee50e372e/sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c[1014,1027] [2022-12-14 22:57:19,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:57:19,595 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:57:19,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19 WrapperNode [2022-12-14 22:57:19,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:57:19,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:57:19,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:57:19,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:57:19,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,615 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2022-12-14 22:57:19,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:57:19,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:57:19,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:57:19,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:57:19,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,626 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:57:19,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:57:19,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:57:19,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:57:19,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:57:19,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:57:19,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:57:19,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fdb77cf-2d62-4034-a238-609ee50e372e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:57:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:57:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:57:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:57:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:57:19,723 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:57:19,725 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:57:19,794 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:57:19,804 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:57:19,804 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 22:57:19,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:19 BoogieIcfgContainer [2022-12-14 22:57:19,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:57:19,806 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:57:19,806 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:57:19,813 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:57:19,813 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:19" (1/1) ... [2022-12-14 22:57:19,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:57:19,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:19,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2022-12-14 22:57:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2022-12-14 22:57:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 22:57:19,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:19,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:19,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 22:57:19,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:20,007 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 22:57:20,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-12-14 22:57:20,065 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-12-14 22:57:20,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 22:57:20,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:20,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:20,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 22:57:20,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:20,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:20,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-12-14 22:57:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-12-14 22:57:20,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 22:57:20,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:20,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:20,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:57:20,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:20,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:20,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-12-14 22:57:20,732 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-12-14 22:57:20,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 22:57:20,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:20,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:20,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 22:57:20,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:20,832 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:21,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-12-14 22:57:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-12-14 22:57:21,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 22:57:21,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:21,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:21,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 22:57:21,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:21,222 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:21,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:21,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-12-14 22:57:21,532 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-12-14 22:57:21,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 22:57:21,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:21,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:21,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 22:57:21,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:21,677 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:22,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:22,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-12-14 22:57:22,025 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-12-14 22:57:22,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 22:57:22,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:22,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:22,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 22:57:22,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:22,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:22,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2022-12-14 22:57:22,486 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2022-12-14 22:57:22,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 22:57:22,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:22,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:22,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 22:57:22,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:22,629 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:22,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2022-12-14 22:57:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2022-12-14 22:57:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 22:57:22,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:22,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:22,989 WARN L261 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 22:57:22,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-12-14 22:57:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-12-14 22:57:23,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 22:57:23,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:23,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:23,667 WARN L261 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 22:57:23,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:24,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:24,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2022-12-14 22:57:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2022-12-14 22:57:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 22:57:24,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:24,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:24,408 WARN L261 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 22:57:24,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:24,586 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:25,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:25,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2022-12-14 22:57:25,238 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2022-12-14 22:57:25,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 22:57:25,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:25,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:25,264 WARN L261 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 55 conjunts are in the unsatisfiable core [2022-12-14 22:57:25,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:25,506 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:26,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:26,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2022-12-14 22:57:26,222 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2022-12-14 22:57:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 22:57:26,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:26,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:26,247 WARN L261 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 22:57:26,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:26,545 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:27,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:27,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 57 transitions. [2022-12-14 22:57:27,514 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 57 transitions. [2022-12-14 22:57:27,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 22:57:27,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:27,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:27,535 WARN L261 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 64 conjunts are in the unsatisfiable core [2022-12-14 22:57:27,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:28,345 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:30,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2022-12-14 22:57:30,224 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2022-12-14 22:57:30,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:57:30,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:30,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:30,246 WARN L261 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 67 conjunts are in the unsatisfiable core [2022-12-14 22:57:30,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:30,585 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2022-12-14 22:57:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2022-12-14 22:57:31,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 22:57:31,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:31,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:31,894 WARN L261 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 71 conjunts are in the unsatisfiable core [2022-12-14 22:57:31,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:33,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 69 transitions. [2022-12-14 22:57:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2022-12-14 22:57:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 22:57:33,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:33,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:33,544 WARN L261 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 75 conjunts are in the unsatisfiable core [2022-12-14 22:57:33,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:33,886 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:35,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:35,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 73 transitions. [2022-12-14 22:57:35,106 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2022-12-14 22:57:35,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 22:57:35,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:35,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:35,129 WARN L261 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 79 conjunts are in the unsatisfiable core [2022-12-14 22:57:35,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:35,505 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:36,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 42 states and 77 transitions. [2022-12-14 22:57:36,823 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 77 transitions. [2022-12-14 22:57:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 22:57:36,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:36,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:36,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:36,848 WARN L261 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 83 conjunts are in the unsatisfiable core [2022-12-14 22:57:36,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:38,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:38,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 44 states and 81 transitions. [2022-12-14 22:57:38,837 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 81 transitions. [2022-12-14 22:57:38,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 22:57:38,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:38,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:38,866 WARN L261 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 87 conjunts are in the unsatisfiable core [2022-12-14 22:57:38,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:40,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 85 transitions. [2022-12-14 22:57:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2022-12-14 22:57:40,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 22:57:40,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:40,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:41,005 WARN L261 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 91 conjunts are in the unsatisfiable core [2022-12-14 22:57:41,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2022-12-14 22:57:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2022-12-14 22:57:43,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 22:57:43,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:43,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:43,315 WARN L261 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 95 conjunts are in the unsatisfiable core [2022-12-14 22:57:43,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:45,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 50 states and 93 transitions. [2022-12-14 22:57:45,624 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 93 transitions. [2022-12-14 22:57:45,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 22:57:45,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:45,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:45,665 WARN L261 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 99 conjunts are in the unsatisfiable core [2022-12-14 22:57:45,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:46,197 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 52 states and 97 transitions. [2022-12-14 22:57:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2022-12-14 22:57:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 22:57:47,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:47,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:47,963 WARN L261 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 103 conjunts are in the unsatisfiable core [2022-12-14 22:57:47,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:48,791 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:50,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:50,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 54 states and 101 transitions. [2022-12-14 22:57:50,834 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 101 transitions. [2022-12-14 22:57:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 22:57:50,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:50,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:50,878 WARN L261 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 107 conjunts are in the unsatisfiable core [2022-12-14 22:57:50,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:53,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:53,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 56 states and 105 transitions. [2022-12-14 22:57:53,712 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 105 transitions. [2022-12-14 22:57:53,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 22:57:53,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:53,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:53,755 WARN L261 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 111 conjunts are in the unsatisfiable core [2022-12-14 22:57:53,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:54,737 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:57:56,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:57:56,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 109 transitions. [2022-12-14 22:57:56,932 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 109 transitions. [2022-12-14 22:57:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 22:57:56,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:57:56,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:57:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:57:56,973 WARN L261 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 115 conjunts are in the unsatisfiable core [2022-12-14 22:57:56,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:57:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:00,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 113 transitions. [2022-12-14 22:58:00,311 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2022-12-14 22:58:00,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 22:58:00,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:00,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:00,366 WARN L261 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 119 conjunts are in the unsatisfiable core [2022-12-14 22:58:00,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:01,499 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:04,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 117 transitions. [2022-12-14 22:58:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 117 transitions. [2022-12-14 22:58:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 22:58:04,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:04,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:04,282 WARN L261 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 123 conjunts are in the unsatisfiable core [2022-12-14 22:58:04,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:05,407 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:08,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:08,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 64 states and 121 transitions. [2022-12-14 22:58:08,521 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 121 transitions. [2022-12-14 22:58:08,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 22:58:08,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:08,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:08,562 WARN L261 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 127 conjunts are in the unsatisfiable core [2022-12-14 22:58:08,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:09,583 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:12,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:12,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 66 states and 125 transitions. [2022-12-14 22:58:12,334 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2022-12-14 22:58:12,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 22:58:12,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:12,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:12,385 WARN L261 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 131 conjunts are in the unsatisfiable core [2022-12-14 22:58:12,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:13,631 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:16,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 68 states and 129 transitions. [2022-12-14 22:58:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 129 transitions. [2022-12-14 22:58:16,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 22:58:16,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:16,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:16,617 WARN L261 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 135 conjunts are in the unsatisfiable core [2022-12-14 22:58:16,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:17,980 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:21,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:21,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 133 transitions. [2022-12-14 22:58:21,185 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 133 transitions. [2022-12-14 22:58:21,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 22:58:21,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:21,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:21,231 WARN L261 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 139 conjunts are in the unsatisfiable core [2022-12-14 22:58:21,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:22,515 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:25,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 72 states and 137 transitions. [2022-12-14 22:58:25,614 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 137 transitions. [2022-12-14 22:58:25,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 22:58:25,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:25,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:25,662 WARN L261 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 143 conjunts are in the unsatisfiable core [2022-12-14 22:58:25,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:26,915 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:30,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:30,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 74 states and 141 transitions. [2022-12-14 22:58:30,793 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 141 transitions. [2022-12-14 22:58:30,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 22:58:30,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:30,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:30,845 WARN L261 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 147 conjunts are in the unsatisfiable core [2022-12-14 22:58:30,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:32,207 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:35,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 76 states and 145 transitions. [2022-12-14 22:58:35,883 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 145 transitions. [2022-12-14 22:58:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 22:58:35,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:35,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:35,939 WARN L261 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 151 conjunts are in the unsatisfiable core [2022-12-14 22:58:35,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:38,107 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:42,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:42,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 78 states and 149 transitions. [2022-12-14 22:58:42,157 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 149 transitions. [2022-12-14 22:58:42,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 22:58:42,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:42,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:42,211 WARN L261 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 155 conjunts are in the unsatisfiable core [2022-12-14 22:58:42,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:43,491 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:47,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:47,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 80 states and 153 transitions. [2022-12-14 22:58:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 153 transitions. [2022-12-14 22:58:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 22:58:47,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:47,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:47,471 WARN L261 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 159 conjunts are in the unsatisfiable core [2022-12-14 22:58:47,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:49,021 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:53,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 82 states and 157 transitions. [2022-12-14 22:58:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 157 transitions. [2022-12-14 22:58:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 22:58:53,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:53,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:53,293 WARN L261 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 163 conjunts are in the unsatisfiable core [2022-12-14 22:58:53,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:58:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:58:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:58:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 84 states and 161 transitions. [2022-12-14 22:58:59,156 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 161 transitions. [2022-12-14 22:58:59,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 22:58:59,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:58:59,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:58:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:58:59,222 WARN L261 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 167 conjunts are in the unsatisfiable core [2022-12-14 22:58:59,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:59:02,101 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:59:06,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:59:06,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 86 states and 165 transitions. [2022-12-14 22:59:06,465 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 165 transitions. [2022-12-14 22:59:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 22:59:06,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:59:06,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:59:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:59:06,528 WARN L261 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 171 conjunts are in the unsatisfiable core [2022-12-14 22:59:06,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:59:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:59:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:59:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 88 states and 169 transitions. [2022-12-14 22:59:13,331 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 169 transitions. [2022-12-14 22:59:13,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 22:59:13,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:59:13,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:59:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:59:13,394 WARN L261 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 175 conjunts are in the unsatisfiable core [2022-12-14 22:59:13,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:59:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:59:21,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:59:21,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 90 states and 173 transitions. [2022-12-14 22:59:21,666 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 173 transitions. [2022-12-14 22:59:21,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 22:59:21,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:59:21,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:59:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:59:21,734 WARN L261 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 179 conjunts are in the unsatisfiable core [2022-12-14 22:59:21,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:59:24,341 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:59:29,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:59:29,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 92 states and 177 transitions. [2022-12-14 22:59:29,477 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 177 transitions. [2022-12-14 22:59:29,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 22:59:29,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:59:29,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:59:29,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:59:29,549 WARN L261 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 183 conjunts are in the unsatisfiable core [2022-12-14 22:59:29,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:59:32,559 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:59:37,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:59:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 94 states and 181 transitions. [2022-12-14 22:59:37,969 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 181 transitions. [2022-12-14 22:59:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 22:59:37,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:59:37,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:59:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:59:38,033 WARN L261 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 187 conjunts are in the unsatisfiable core [2022-12-14 22:59:38,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:59:40,174 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:59:45,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:59:45,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 96 states and 185 transitions. [2022-12-14 22:59:45,464 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 185 transitions. [2022-12-14 22:59:45,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 22:59:45,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:59:45,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:59:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:59:45,530 WARN L261 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 191 conjunts are in the unsatisfiable core [2022-12-14 22:59:45,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:59:49,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:59:54,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:59:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 98 states and 189 transitions. [2022-12-14 22:59:54,798 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 189 transitions. [2022-12-14 22:59:54,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 22:59:54,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:59:54,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:59:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:59:54,866 WARN L261 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 195 conjunts are in the unsatisfiable core [2022-12-14 22:59:54,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:59:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:03,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 100 states and 193 transitions. [2022-12-14 23:00:03,169 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 193 transitions. [2022-12-14 23:00:03,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 23:00:03,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:03,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:03,242 WARN L261 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 199 conjunts are in the unsatisfiable core [2022-12-14 23:00:03,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:00:05,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:12,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:12,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 102 states and 197 transitions. [2022-12-14 23:00:12,411 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 197 transitions. [2022-12-14 23:00:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 23:00:12,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:12,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:12,495 WARN L261 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 203 conjunts are in the unsatisfiable core [2022-12-14 23:00:12,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:00:15,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:22,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 104 states and 201 transitions. [2022-12-14 23:00:22,075 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2022-12-14 23:00:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 23:00:22,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:22,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:22,154 WARN L261 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 207 conjunts are in the unsatisfiable core [2022-12-14 23:00:22,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:00:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:32,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:32,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 106 states and 205 transitions. [2022-12-14 23:00:32,327 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 205 transitions. [2022-12-14 23:00:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-14 23:00:32,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:32,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:32,401 WARN L261 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 211 conjunts are in the unsatisfiable core [2022-12-14 23:00:32,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:00:35,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 108 states and 209 transitions. [2022-12-14 23:00:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 209 transitions. [2022-12-14 23:00:42,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 23:00:42,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:42,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:42,650 WARN L261 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 215 conjunts are in the unsatisfiable core [2022-12-14 23:00:42,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:00:47,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:00:55,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:00:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 110 states and 213 transitions. [2022-12-14 23:00:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 213 transitions. [2022-12-14 23:00:55,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:00:55,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:00:55,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:00:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:00:55,183 WARN L261 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 219 conjunts are in the unsatisfiable core [2022-12-14 23:00:55,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:00:58,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:01:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:01:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 112 states and 217 transitions. [2022-12-14 23:01:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 217 transitions. [2022-12-14 23:01:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 23:01:05,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:01:05,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:01:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:01:05,171 WARN L261 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 223 conjunts are in the unsatisfiable core [2022-12-14 23:01:05,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:01:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:01:16,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:01:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 114 states and 221 transitions. [2022-12-14 23:01:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 221 transitions. [2022-12-14 23:01:16,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 23:01:16,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:01:16,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:01:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:01:16,403 WARN L261 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 227 conjunts are in the unsatisfiable core [2022-12-14 23:01:16,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:01:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:01:28,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:01:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 116 states and 225 transitions. [2022-12-14 23:01:28,176 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 225 transitions. [2022-12-14 23:01:28,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:01:28,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:01:28,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:01:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:01:28,274 WARN L261 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 231 conjunts are in the unsatisfiable core [2022-12-14 23:01:28,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:01:33,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:01:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:01:40,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 118 states and 229 transitions. [2022-12-14 23:01:40,534 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 229 transitions. [2022-12-14 23:01:40,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 23:01:40,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:01:40,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:01:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:01:40,623 WARN L261 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 235 conjunts are in the unsatisfiable core [2022-12-14 23:01:40,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:01:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:01:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:01:53,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 120 states and 233 transitions. [2022-12-14 23:01:53,146 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 233 transitions. [2022-12-14 23:01:53,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 23:01:53,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:01:53,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:01:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:01:53,240 WARN L261 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 239 conjunts are in the unsatisfiable core [2022-12-14 23:01:53,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:01:57,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 122 states and 237 transitions. [2022-12-14 23:02:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 237 transitions. [2022-12-14 23:02:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 23:02:06,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:06,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:06,502 WARN L261 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 243 conjunts are in the unsatisfiable core [2022-12-14 23:02:06,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:12,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:21,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:21,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 124 states and 241 transitions. [2022-12-14 23:02:21,371 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 241 transitions. [2022-12-14 23:02:21,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 23:02:21,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:21,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:21,474 WARN L261 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 247 conjunts are in the unsatisfiable core [2022-12-14 23:02:21,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:35,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:35,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 126 states and 245 transitions. [2022-12-14 23:02:35,096 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 245 transitions. [2022-12-14 23:02:35,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 23:02:35,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:35,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:35,200 WARN L261 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 251 conjunts are in the unsatisfiable core [2022-12-14 23:02:35,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:02:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:02:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 128 states and 249 transitions. [2022-12-14 23:02:49,076 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 249 transitions. [2022-12-14 23:02:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 23:02:49,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:02:49,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:02:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:02:49,179 WARN L261 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 255 conjunts are in the unsatisfiable core [2022-12-14 23:02:49,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:02:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:03:03,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:03,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 130 states and 253 transitions. [2022-12-14 23:03:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 253 transitions. [2022-12-14 23:03:03,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 23:03:03,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:03,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:04,066 WARN L261 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 259 conjunts are in the unsatisfiable core [2022-12-14 23:03:04,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:11,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:03:21,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 132 states and 257 transitions. [2022-12-14 23:03:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 257 transitions. [2022-12-14 23:03:21,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 23:03:21,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:21,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:21,215 WARN L261 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 263 conjunts are in the unsatisfiable core [2022-12-14 23:03:21,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:03:35,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:35,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 134 states and 261 transitions. [2022-12-14 23:03:35,887 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 261 transitions. [2022-12-14 23:03:35,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 23:03:35,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:35,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:35,997 WARN L261 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 267 conjunts are in the unsatisfiable core [2022-12-14 23:03:35,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:03:51,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:03:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 136 states and 265 transitions. [2022-12-14 23:03:51,220 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2022-12-14 23:03:51,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 23:03:51,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:03:51,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:03:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:03:51,349 WARN L261 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 271 conjunts are in the unsatisfiable core [2022-12-14 23:03:51,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:03:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:04:07,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:07,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 138 states and 269 transitions. [2022-12-14 23:04:07,944 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2022-12-14 23:04:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 23:04:07,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:07,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:04:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:04:08,052 WARN L261 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 275 conjunts are in the unsatisfiable core [2022-12-14 23:04:08,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:04:14,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:04:25,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:25,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 140 states and 273 transitions. [2022-12-14 23:04:25,120 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 273 transitions. [2022-12-14 23:04:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 23:04:25,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:25,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:04:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:04:25,249 WARN L261 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 279 conjunts are in the unsatisfiable core [2022-12-14 23:04:25,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:04:32,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:04:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:04:41,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 142 states and 277 transitions. [2022-12-14 23:04:41,615 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 277 transitions. [2022-12-14 23:04:41,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-14 23:04:41,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:04:41,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:04:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:04:41,729 WARN L261 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 283 conjunts are in the unsatisfiable core [2022-12-14 23:04:41,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:04:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:05:01,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:01,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 144 states and 281 transitions. [2022-12-14 23:05:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 281 transitions. [2022-12-14 23:05:01,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 23:05:01,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:01,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:01,657 WARN L261 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 287 conjunts are in the unsatisfiable core [2022-12-14 23:05:01,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:05:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:05:20,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 146 states and 285 transitions. [2022-12-14 23:05:20,183 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 285 transitions. [2022-12-14 23:05:20,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 23:05:20,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:20,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:20,309 WARN L261 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 291 conjunts are in the unsatisfiable core [2022-12-14 23:05:20,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:05:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:05:39,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:39,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 148 states and 289 transitions. [2022-12-14 23:05:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 289 transitions. [2022-12-14 23:05:39,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 23:05:39,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:39,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:40,053 WARN L261 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 295 conjunts are in the unsatisfiable core [2022-12-14 23:05:40,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:05:47,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:05:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:05:58,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 150 states and 293 transitions. [2022-12-14 23:05:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 293 transitions. [2022-12-14 23:05:58,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 23:05:58,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:05:58,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:05:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:05:58,796 WARN L261 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 299 conjunts are in the unsatisfiable core [2022-12-14 23:05:58,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:06:07,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:06:18,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:18,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 152 states and 297 transitions. [2022-12-14 23:06:18,737 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 297 transitions. [2022-12-14 23:06:18,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 23:06:18,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:18,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:18,891 WARN L261 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 303 conjunts are in the unsatisfiable core [2022-12-14 23:06:18,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:06:25,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:06:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:36,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 154 states and 301 transitions. [2022-12-14 23:06:36,945 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 301 transitions. [2022-12-14 23:06:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 23:06:36,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:36,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:37,077 WARN L261 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 307 conjunts are in the unsatisfiable core [2022-12-14 23:06:37,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:06:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:06:57,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:06:57,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 156 states and 305 transitions. [2022-12-14 23:06:57,597 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 305 transitions. [2022-12-14 23:06:57,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-14 23:06:57,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:06:57,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:06:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:06:57,746 WARN L261 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 311 conjunts are in the unsatisfiable core [2022-12-14 23:06:57,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:07:06,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 158 states and 309 transitions. [2022-12-14 23:07:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 309 transitions. [2022-12-14 23:07:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 23:07:19,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:19,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:19,295 WARN L261 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 315 conjunts are in the unsatisfiable core [2022-12-14 23:07:19,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:07:28,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:07:41,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:07:41,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 160 states and 313 transitions. [2022-12-14 23:07:41,235 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 313 transitions. [2022-12-14 23:07:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 23:07:41,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:07:41,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:07:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:07:41,363 WARN L261 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 319 conjunts are in the unsatisfiable core [2022-12-14 23:07:41,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:07:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:08:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 162 states and 317 transitions. [2022-12-14 23:08:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 317 transitions. [2022-12-14 23:08:01,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 23:08:01,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:01,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:01,993 WARN L261 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 323 conjunts are in the unsatisfiable core [2022-12-14 23:08:01,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:08:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:08:23,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:23,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 164 states and 321 transitions. [2022-12-14 23:08:23,547 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 321 transitions. [2022-12-14 23:08:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 23:08:23,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:23,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:23,719 WARN L261 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 327 conjunts are in the unsatisfiable core [2022-12-14 23:08:23,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:08:34,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:08:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:08:48,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 166 states and 325 transitions. [2022-12-14 23:08:48,136 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 325 transitions. [2022-12-14 23:08:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 23:08:48,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:08:48,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:08:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:08:48,316 WARN L261 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 331 conjunts are in the unsatisfiable core [2022-12-14 23:08:48,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:08:59,366 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:09:13,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:09:13,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 168 states and 329 transitions. [2022-12-14 23:09:13,480 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 329 transitions. [2022-12-14 23:09:13,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 23:09:13,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:09:13,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:09:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:09:13,754 WARN L261 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 335 conjunts are in the unsatisfiable core [2022-12-14 23:09:13,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:09:26,203 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:09:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:09:41,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 170 states and 333 transitions. [2022-12-14 23:09:41,311 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 333 transitions. [2022-12-14 23:09:41,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 23:09:41,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:09:41,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:09:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:09:41,490 WARN L261 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 339 conjunts are in the unsatisfiable core [2022-12-14 23:09:41,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:09:54,698 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:10:09,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 172 states and 337 transitions. [2022-12-14 23:10:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 337 transitions. [2022-12-14 23:10:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 23:10:09,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:09,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:09,165 WARN L261 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 343 conjunts are in the unsatisfiable core [2022-12-14 23:10:09,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:10:24,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:10:38,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:10:38,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 174 states and 341 transitions. [2022-12-14 23:10:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 341 transitions. [2022-12-14 23:10:38,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 23:10:38,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:10:38,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:10:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:10:38,791 WARN L261 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 347 conjunts are in the unsatisfiable core [2022-12-14 23:10:38,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:10:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:11:03,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:03,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 176 states and 345 transitions. [2022-12-14 23:11:03,107 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 345 transitions. [2022-12-14 23:11:03,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 23:11:03,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:03,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:03,307 WARN L261 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 351 conjunts are in the unsatisfiable core [2022-12-14 23:11:03,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:16,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:11:32,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:11:32,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 178 states and 349 transitions. [2022-12-14 23:11:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 349 transitions. [2022-12-14 23:11:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 23:11:32,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:11:32,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:11:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:11:32,700 WARN L261 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 355 conjunts are in the unsatisfiable core [2022-12-14 23:11:32,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:11:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:12:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:12:00,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 180 states and 353 transitions. [2022-12-14 23:12:00,684 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 353 transitions. [2022-12-14 23:12:00,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 23:12:00,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:12:00,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:12:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:12:00,864 WARN L261 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 359 conjunts are in the unsatisfiable core [2022-12-14 23:12:00,866 INFO L286 TraceCheckSpWp]: Computing forward predicates...