./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb589a592aff310a2662d7a22b89559cebd75929901bc5e2cc7816fe45d47c92 --- 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-b5237d8 [2022-11-21 23:01:26,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:01:26,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:01:26,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:01:26,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:01:26,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:01:26,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:01:26,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:01:26,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:01:26,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:01:26,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:01:26,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:01:26,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:01:26,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:01:26,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:01:26,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:01:26,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:01:26,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:01:26,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:01:26,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:01:26,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:01:26,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:01:26,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:01:26,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:01:26,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:01:26,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:01:26,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:01:26,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:01:26,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:01:26,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:01:26,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:01:26,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:01:26,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:01:26,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:01:26,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:01:26,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:01:26,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:01:26,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:01:26,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:01:26,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:01:26,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:01:26,860 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:01:26,905 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:01:26,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:01:26,906 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:01:26,906 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:01:26,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:01:26,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:01:26,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:01:26,908 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:01:26,908 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:01:26,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:01:26,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:01:26,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:01:26,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:01:26,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:01:26,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:01:26,910 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:01:26,911 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:01:26,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:01:26,911 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:01:26,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:01:26,912 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:01:26,912 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:01:26,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:01:26,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:01:26,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:01:26,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:01:26,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:01:26,913 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:01:26,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:01:26,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:01:26,914 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_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb589a592aff310a2662d7a22b89559cebd75929901bc5e2cc7816fe45d47c92 [2022-11-21 23:01:27,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:01:27,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:01:27,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:01:27,270 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:01:27,271 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:01:27,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2022-11-21 23:01:30,423 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:01:30,669 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:01:30,670 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2022-11-21 23:01:30,676 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/data/34beb39db/b1e3b27d836f4c7f9cb8477fccda71c2/FLAG021fe84c1 [2022-11-21 23:01:30,693 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/data/34beb39db/b1e3b27d836f4c7f9cb8477fccda71c2 [2022-11-21 23:01:30,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:01:30,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:01:30,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:01:30,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:01:30,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:01:30,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:01:30" (1/1) ... [2022-11-21 23:01:30,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2915ec8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:30, skipping insertion in model container [2022-11-21 23:01:30,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:01:30" (1/1) ... [2022-11-21 23:01:30,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:01:30,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:01:30,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:01:30,970 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:01:30,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:01:31,016 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:01:31,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31 WrapperNode [2022-11-21 23:01:31,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:01:31,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:01:31,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:01:31,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:01:31,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,062 INFO L138 Inliner]: procedures = 8, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2022-11-21 23:01:31,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:01:31,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:01:31,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:01:31,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:01:31,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,103 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:01:31,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:01:31,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:01:31,111 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:01:31,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:01:31,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:01:31,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:01:31,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4aa11c6c-9b2c-410d-a932-a4c337be332f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:01:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:01:31,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:01:31,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:01:31,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:01:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:01:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:01:31,290 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:01:31,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:01:31,531 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:01:31,570 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:01:31,571 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 23:01:31,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:01:31 BoogieIcfgContainer [2022-11-21 23:01:31,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:01:31,575 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:01:31,575 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:01:31,586 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:01:31,586 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:01:31" (1/1) ... [2022-11-21 23:01:31,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:01:31,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:31,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-21 23:01:31,680 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-21 23:01:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:01:31,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:31,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:32,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:01:32,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-11-21 23:01:32,120 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-21 23:01:32,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:01:32,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:32,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:32,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:01:32,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:32,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-21 23:01:32,294 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-21 23:01:32,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:01:32,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:32,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:32,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:01:32,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-11-21 23:01:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-11-21 23:01:32,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:01:32,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:32,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:32,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:01:32,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:32,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-11-21 23:01:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-11-21 23:01:32,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:01:32,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:32,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:32,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:01:33,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:33,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2022-11-21 23:01:33,141 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2022-11-21 23:01:33,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:01:33,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:33,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:01:33,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:33,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2022-11-21 23:01:33,272 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2022-11-21 23:01:33,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:01:33,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:33,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:01:33,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2022-11-21 23:01:33,451 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2022-11-21 23:01:33,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:01:33,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:33,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:33,546 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:01:33,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2022-11-21 23:01:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2022-11-21 23:01:33,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:01:33,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:33,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:01:34,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:34,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-21 23:01:34,497 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-21 23:01:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:01:34,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:34,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:34,654 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:01:35,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:35,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 63 transitions. [2022-11-21 23:01:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 63 transitions. [2022-11-21 23:01:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:01:35,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:35,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:35,212 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:01:35,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:35,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2022-11-21 23:01:35,871 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2022-11-21 23:01:35,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:01:35,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:35,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:35,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:01:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:36,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2022-11-21 23:01:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2022-11-21 23:01:36,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:01:36,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:36,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:36,060 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:01:36,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:36,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2022-11-21 23:01:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2022-11-21 23:01:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:01:36,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:36,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:01:37,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:37,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2022-11-21 23:01:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2022-11-21 23:01:37,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:01:37,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:37,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:01:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:37,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2022-11-21 23:01:37,579 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2022-11-21 23:01:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:01:37,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:37,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:38,097 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:01:38,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:38,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2022-11-21 23:01:38,987 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2022-11-21 23:01:38,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:01:38,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:38,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:39,151 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:01:39,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:39,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2022-11-21 23:01:39,856 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2022-11-21 23:01:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:01:39,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:39,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:40,107 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:01:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2022-11-21 23:01:40,874 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2022-11-21 23:01:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:01:40,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:40,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:01:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:42,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2022-11-21 23:01:42,521 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2022-11-21 23:01:42,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:01:42,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:42,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:42,582 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 23:01:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:42,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2022-11-21 23:01:42,891 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2022-11-21 23:01:42,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:01:42,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:42,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:43,136 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 33 proven. 7 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 23:01:43,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:43,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 73 states and 120 transitions. [2022-11-21 23:01:43,781 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 120 transitions. [2022-11-21 23:01:43,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:01:43,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:43,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:44,439 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 76 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:01:45,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:45,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2022-11-21 23:01:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2022-11-21 23:01:45,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:01:45,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:45,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:45,919 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:01:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2022-11-21 23:01:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2022-11-21 23:01:47,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:01:47,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:47,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 49 proven. 11 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 23:01:49,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:49,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2022-11-21 23:01:49,296 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2022-11-21 23:01:49,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:01:49,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:49,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:49,932 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 81 proven. 20 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 23:01:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:50,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 134 transitions. [2022-11-21 23:01:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2022-11-21 23:01:50,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:01:50,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:50,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:50,810 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 44 proven. 3 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 23:01:51,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:51,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 87 states and 134 transitions. [2022-11-21 23:01:51,155 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2022-11-21 23:01:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:01:51,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:51,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-11-21 23:01:51,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2022-11-21 23:01:51,929 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2022-11-21 23:01:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 23:01:51,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:51,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-21 23:01:52,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:52,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 88 states and 135 transitions. [2022-11-21 23:01:52,573 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2022-11-21 23:01:52,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:01:52,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:52,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:52,905 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 82 proven. 15 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 23:01:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 91 states and 142 transitions. [2022-11-21 23:01:53,812 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2022-11-21 23:01:53,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:01:53,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:53,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 104 proven. 26 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 23:01:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2022-11-21 23:01:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2022-11-21 23:01:55,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:01:55,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:55,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:55,906 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-21 23:02:00,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:00,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 108 states and 170 transitions. [2022-11-21 23:02:00,557 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2022-11-21 23:02:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:02:00,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:00,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:00,684 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-21 23:02:01,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:01,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 110 states and 173 transitions. [2022-11-21 23:02:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2022-11-21 23:02:01,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-21 23:02:01,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:01,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-21 23:02:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:02,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 112 states and 175 transitions. [2022-11-21 23:02:02,686 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 175 transitions. [2022-11-21 23:02:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 23:02:02,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:02,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:04,895 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 225 proven. 90 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 23:02:09,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 119 states and 179 transitions. [2022-11-21 23:02:09,218 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2022-11-21 23:02:09,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-21 23:02:09,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:09,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:09,917 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-21 23:02:16,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:16,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 136 states and 202 transitions. [2022-11-21 23:02:16,907 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 202 transitions. [2022-11-21 23:02:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 23:02:16,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:16,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:17,088 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 200 proven. 5 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-11-21 23:02:17,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 136 states and 201 transitions. [2022-11-21 23:02:17,647 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 201 transitions. [2022-11-21 23:02:17,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-21 23:02:17,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:17,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 244 proven. 95 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2022-11-21 23:02:22,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:22,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 140 states and 205 transitions. [2022-11-21 23:02:22,003 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 205 transitions. [2022-11-21 23:02:22,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 23:02:22,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:22,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:22,573 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 291 proven. 40 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-21 23:02:24,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:24,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 143 states and 215 transitions. [2022-11-21 23:02:24,403 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2022-11-21 23:02:24,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 23:02:24,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:24,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:26,530 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 420 proven. 138 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-21 23:02:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:29,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 146 states and 214 transitions. [2022-11-21 23:02:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 214 transitions. [2022-11-21 23:02:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 23:02:29,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:29,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:30,407 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 342 proven. 57 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-21 23:02:32,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:32,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 149 states and 224 transitions. [2022-11-21 23:02:32,203 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 224 transitions. [2022-11-21 23:02:32,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 23:02:32,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:33,013 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 390 proven. 282 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-11-21 23:02:42,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:42,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 169 states and 251 transitions. [2022-11-21 23:02:42,810 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 251 transitions. [2022-11-21 23:02:42,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-21 23:02:42,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:42,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:42,959 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 339 proven. 6 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2022-11-21 23:02:43,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:43,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 169 states and 250 transitions. [2022-11-21 23:02:43,575 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 250 transitions. [2022-11-21 23:02:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 23:02:43,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:43,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:44,312 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 399 proven. 286 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-11-21 23:02:44,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:44,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 171 states and 252 transitions. [2022-11-21 23:02:44,887 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 252 transitions. [2022-11-21 23:02:44,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-21 23:02:44,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:44,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1374 backedges. 708 proven. 195 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-21 23:02:51,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 174 states and 250 transitions. [2022-11-21 23:02:51,150 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 250 transitions. [2022-11-21 23:02:51,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-21 23:02:51,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:51,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 525 proven. 70 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-21 23:02:58,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:58,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 180 states and 261 transitions. [2022-11-21 23:02:58,798 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 261 transitions. [2022-11-21 23:02:58,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-21 23:02:58,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:58,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:59,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 539 proven. 77 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-21 23:03:01,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:01,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 183 states and 272 transitions. [2022-11-21 23:03:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 272 transitions. [2022-11-21 23:03:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-21 23:03:01,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:01,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 532 proven. 7 refuted. 0 times theorem prover too weak. 931 trivial. 0 not checked. [2022-11-21 23:03:02,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:02,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 183 states and 271 transitions. [2022-11-21 23:03:02,759 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 271 transitions. [2022-11-21 23:03:02,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-21 23:03:02,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:02,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:03,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 781 proven. 211 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2022-11-21 23:03:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 207 states and 289 transitions. [2022-11-21 23:03:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 289 transitions. [2022-11-21 23:03:17,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-21 23:03:17,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:17,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:18,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 743 proven. 194 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2022-11-21 23:03:19,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 209 states and 291 transitions. [2022-11-21 23:03:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 291 transitions. [2022-11-21 23:03:19,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-21 23:03:19,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:19,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:20,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2378 backedges. 800 proven. 100 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2022-11-21 23:03:22,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:22,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 212 states and 303 transitions. [2022-11-21 23:03:22,598 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 303 transitions. [2022-11-21 23:03:22,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-21 23:03:22,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:22,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:23,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 0 proven. 2062 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-11-21 23:03:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:41,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 238 states and 336 transitions. [2022-11-21 23:03:41,166 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 336 transitions. [2022-11-21 23:03:41,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-21 23:03:41,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:41,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:41,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:41,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2371 backedges. 1150 proven. 257 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2022-11-21 23:03:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 240 states and 338 transitions. [2022-11-21 23:03:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 338 transitions. [2022-11-21 23:03:42,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-21 23:03:42,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:42,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:47,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3449 backedges. 1635 proven. 336 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2022-11-21 23:03:53,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:53,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 243 states and 341 transitions. [2022-11-21 23:03:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 341 transitions. [2022-11-21 23:03:53,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-21 23:03:53,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:53,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:54,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3627 backedges. 1134 proven. 126 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2022-11-21 23:03:57,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:57,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 246 states and 354 transitions. [2022-11-21 23:03:57,403 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 354 transitions. [2022-11-21 23:03:57,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-21 23:03:57,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:57,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:58,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3591 backedges. 1815 proven. 699 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2022-11-21 23:04:20,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:20,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 275 states and 390 transitions. [2022-11-21 23:04:20,521 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 390 transitions. [2022-11-21 23:04:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-21 23:04:20,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:20,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:20,723 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 1116 proven. 9 refuted. 0 times theorem prover too weak. 2475 trivial. 0 not checked. [2022-11-21 23:04:21,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:21,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 275 states and 389 transitions. [2022-11-21 23:04:21,719 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 389 transitions. [2022-11-21 23:04:21,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-21 23:04:21,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:21,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:22,561 INFO L134 CoverageAnalysis]: Checked inductivity of 3614 backedges. 1830 proven. 703 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2022-11-21 23:04:23,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:23,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 277 states and 391 transitions. [2022-11-21 23:04:23,666 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 391 transitions. [2022-11-21 23:04:23,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-21 23:04:23,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:23,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:27,835 INFO L134 CoverageAnalysis]: Checked inductivity of 5097 backedges. 2310 proven. 420 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2022-11-21 23:04:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 280 states and 386 transitions. [2022-11-21 23:04:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 386 transitions. [2022-11-21 23:04:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-21 23:04:33,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:33,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:34,894 INFO L134 CoverageAnalysis]: Checked inductivity of 5315 backedges. 1550 proven. 155 refuted. 0 times theorem prover too weak. 3610 trivial. 0 not checked. [2022-11-21 23:04:38,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 283 states and 400 transitions. [2022-11-21 23:04:38,521 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 400 transitions. [2022-11-21 23:04:38,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-21 23:04:38,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:38,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:41,634 INFO L134 CoverageAnalysis]: Checked inductivity of 5270 backedges. 2350 proven. 408 refuted. 0 times theorem prover too weak. 2512 trivial. 0 not checked. [2022-11-21 23:05:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:05:12,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 317 states and 441 transitions. [2022-11-21 23:05:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 441 transitions. [2022-11-21 23:05:12,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-21 23:05:12,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:05:12,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:05:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:05:12,873 INFO L134 CoverageAnalysis]: Checked inductivity of 5280 backedges. 1525 proven. 10 refuted. 0 times theorem prover too weak. 3745 trivial. 0 not checked. [2022-11-21 23:05:14,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:05:14,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 317 states and 440 transitions. [2022-11-21 23:05:14,209 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 440 transitions. [2022-11-21 23:05:14,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-21 23:05:14,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:05:14,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:05:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:05:16,106 INFO L134 CoverageAnalysis]: Checked inductivity of 5295 backedges. 1536 proven. 145 refuted. 0 times theorem prover too weak. 3614 trivial. 0 not checked. [2022-11-21 23:05:20,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:05:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 321 states and 444 transitions. [2022-11-21 23:05:20,675 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 444 transitions. [2022-11-21 23:05:20,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-11-21 23:05:20,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:05:20,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:05:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:05:25,650 INFO L134 CoverageAnalysis]: Checked inductivity of 7273 backedges. 3150 proven. 513 refuted. 0 times theorem prover too weak. 3610 trivial. 0 not checked. [2022-11-21 23:05:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:05:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 324 states and 438 transitions. [2022-11-21 23:05:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 438 transitions. [2022-11-21 23:05:32,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-11-21 23:05:32,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:05:32,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:05:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:05:33,622 INFO L134 CoverageAnalysis]: Checked inductivity of 7480 backedges. 3196 proven. 498 refuted. 0 times theorem prover too weak. 3786 trivial. 0 not checked. [2022-11-21 23:06:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:06:07,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 359 states and 479 transitions. [2022-11-21 23:06:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 479 transitions. [2022-11-21 23:06:07,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-11-21 23:06:07,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:06:07,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:06:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:06:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 7491 backedges. 2024 proven. 11 refuted. 0 times theorem prover too weak. 5456 trivial. 0 not checked. [2022-11-21 23:06:09,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:06:09,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 359 states and 478 transitions. [2022-11-21 23:06:09,797 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 478 transitions. [2022-11-21 23:06:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-11-21 23:06:09,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:06:09,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:06:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:06:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 7507 backedges. 3217 proven. 500 refuted. 0 times theorem prover too weak. 3790 trivial. 0 not checked. [2022-11-21 23:06:12,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:06:12,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 361 states and 480 transitions. [2022-11-21 23:06:12,600 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 480 transitions. [2022-11-21 23:06:12,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-11-21 23:06:12,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:06:12,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:06:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:06:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 10144 backedges. 2454 proven. 187 refuted. 0 times theorem prover too weak. 7503 trivial. 0 not checked. [2022-11-21 23:06:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:06:18,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 364 states and 496 transitions. [2022-11-21 23:06:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 496 transitions. [2022-11-21 23:06:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-11-21 23:06:18,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:06:18,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:06:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:06:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 10079 backedges. 4173 proven. 615 refuted. 0 times theorem prover too weak. 5291 trivial. 0 not checked. [2022-11-21 23:06:32,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:06:32,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 367 states and 489 transitions. [2022-11-21 23:06:32,591 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 489 transitions. [2022-11-21 23:06:32,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-21 23:06:32,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:06:32,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:06:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:06:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 10323 backedges. 4225 proven. 597 refuted. 0 times theorem prover too weak. 5501 trivial. 0 not checked. [2022-11-21 23:07:21,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:21,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 407 states and 535 transitions. [2022-11-21 23:07:21,070 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 535 transitions. [2022-11-21 23:07:21,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-21 23:07:21,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:21,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:07:21,477 INFO L134 CoverageAnalysis]: Checked inductivity of 10335 backedges. 2622 proven. 12 refuted. 0 times theorem prover too weak. 7701 trivial. 0 not checked. [2022-11-21 23:07:23,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:23,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 407 states and 534 transitions. [2022-11-21 23:07:23,138 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 534 transitions. [2022-11-21 23:07:23,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-11-21 23:07:23,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:23,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:07:24,609 INFO L134 CoverageAnalysis]: Checked inductivity of 10352 backedges. 4248 proven. 599 refuted. 0 times theorem prover too weak. 5505 trivial. 0 not checked. [2022-11-21 23:07:26,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:26,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 409 states and 536 transitions. [2022-11-21 23:07:26,071 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 536 transitions. [2022-11-21 23:07:26,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-11-21 23:07:26,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:26,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:07:28,149 INFO L134 CoverageAnalysis]: Checked inductivity of 13703 backedges. 3133 proven. 222 refuted. 0 times theorem prover too weak. 10348 trivial. 0 not checked. [2022-11-21 23:07:33,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:33,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 412 states and 553 transitions. [2022-11-21 23:07:33,433 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 553 transitions. [2022-11-21 23:07:33,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-11-21 23:07:33,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:33,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:07:40,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13626 backedges. 6639 proven. 1486 refuted. 0 times theorem prover too weak. 5501 trivial. 0 not checked. [2022-11-21 23:07:48,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:48,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 415 states and 545 transitions. [2022-11-21 23:07:48,406 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 545 transitions. [2022-11-21 23:07:48,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-11-21 23:07:48,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:48,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:07:50,795 INFO L134 CoverageAnalysis]: Checked inductivity of 13910 backedges. 6613 proven. 1549 refuted. 0 times theorem prover too weak. 5748 trivial. 0 not checked. [2022-11-21 23:08:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:41,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 456 states and 592 transitions. [2022-11-21 23:08:41,089 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 592 transitions. [2022-11-21 23:08:41,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-11-21 23:08:41,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:41,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 13923 backedges. 3328 proven. 13 refuted. 0 times theorem prover too weak. 10582 trivial. 0 not checked. [2022-11-21 23:08:43,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:43,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 456 states and 591 transitions. [2022-11-21 23:08:43,249 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 591 transitions. [2022-11-21 23:08:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2022-11-21 23:08:43,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:43,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:45,479 INFO L134 CoverageAnalysis]: Checked inductivity of 13941 backedges. 7014 proven. 2680 refuted. 0 times theorem prover too weak. 4247 trivial. 0 not checked. [2022-11-21 23:08:47,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 458 states and 593 transitions. [2022-11-21 23:08:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 593 transitions. [2022-11-21 23:08:47,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-11-21 23:08:47,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:47,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:49,647 INFO L134 CoverageAnalysis]: Checked inductivity of 18124 backedges. 3927 proven. 260 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-11-21 23:08:55,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:55,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 461 states and 611 transitions. [2022-11-21 23:08:55,349 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 611 transitions. [2022-11-21 23:08:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-11-21 23:08:55,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:55,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:09:04,966 INFO L134 CoverageAnalysis]: Checked inductivity of 18034 backedges. 6840 proven. 846 refuted. 0 times theorem prover too weak. 10348 trivial. 0 not checked. [2022-11-21 23:09:16,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:09:16,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 464 states and 602 transitions. [2022-11-21 23:09:16,775 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 602 transitions. [2022-11-21 23:09:16,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-21 23:09:16,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:09:16,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:09:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:09:22,830 INFO L134 CoverageAnalysis]: Checked inductivity of 18361 backedges. 6904 proven. 822 refuted. 0 times theorem prover too weak. 10635 trivial. 0 not checked. [2022-11-21 23:10:30,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:30,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 510 states and 654 transitions. [2022-11-21 23:10:30,301 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 654 transitions. [2022-11-21 23:10:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-11-21 23:10:30,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:30,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:30,652 INFO L134 CoverageAnalysis]: Checked inductivity of 18375 backedges. 4151 proven. 14 refuted. 0 times theorem prover too weak. 14210 trivial. 0 not checked. [2022-11-21 23:10:32,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:32,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 510 states and 653 transitions. [2022-11-21 23:10:32,576 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 653 transitions. [2022-11-21 23:10:32,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2022-11-21 23:10:32,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:32,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 18394 backedges. 6931 proven. 824 refuted. 0 times theorem prover too weak. 10639 trivial. 0 not checked. [2022-11-21 23:10:36,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:36,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 512 states and 655 transitions. [2022-11-21 23:10:36,844 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 655 transitions. [2022-11-21 23:10:36,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-11-21 23:10:36,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:36,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:39,493 INFO L134 CoverageAnalysis]: Checked inductivity of 23536 backedges. 4845 proven. 301 refuted. 0 times theorem prover too weak. 18390 trivial. 0 not checked. [2022-11-21 23:10:46,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 515 states and 674 transitions. [2022-11-21 23:10:46,041 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 674 transitions. [2022-11-21 23:10:46,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-11-21 23:10:46,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:46,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 23432 backedges. 8520 proven. 975 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-11-21 23:11:07,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:11:07,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 518 states and 664 transitions. [2022-11-21 23:11:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 664 transitions. [2022-11-21 23:11:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-11-21 23:11:07,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:11:07,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:11:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:11:12,271 INFO L134 CoverageAnalysis]: Checked inductivity of 23805 backedges. 8590 proven. 948 refuted. 0 times theorem prover too weak. 14267 trivial. 0 not checked. [2022-11-21 23:12:29,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:29,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 567 states and 719 transitions. [2022-11-21 23:12:29,123 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 719 transitions. [2022-11-21 23:12:29,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-11-21 23:12:29,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:29,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 23820 backedges. 5100 proven. 15 refuted. 0 times theorem prover too weak. 18705 trivial. 0 not checked. [2022-11-21 23:12:31,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 567 states and 718 transitions. [2022-11-21 23:12:31,733 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 718 transitions. [2022-11-21 23:12:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2022-11-21 23:12:31,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:31,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 23840 backedges. 8619 proven. 950 refuted. 0 times theorem prover too weak. 14271 trivial. 0 not checked. [2022-11-21 23:12:36,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 569 states and 720 transitions. [2022-11-21 23:12:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 720 transitions. [2022-11-21 23:12:36,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-11-21 23:12:36,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:36,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:39,475 INFO L134 CoverageAnalysis]: Checked inductivity of 30077 backedges. 5896 proven. 345 refuted. 0 times theorem prover too weak. 23836 trivial. 0 not checked. [2022-11-21 23:12:46,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:46,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 572 states and 740 transitions. [2022-11-21 23:12:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 740 transitions. [2022-11-21 23:12:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-11-21 23:12:46,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:46,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:57,160 INFO L134 CoverageAnalysis]: Checked inductivity of 29958 backedges. 10455 proven. 1113 refuted. 0 times theorem prover too weak. 18390 trivial. 0 not checked. [2022-11-21 23:13:10,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:10,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 575 states and 729 transitions. [2022-11-21 23:13:10,030 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 729 transitions. [2022-11-21 23:13:10,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-11-21 23:13:10,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:10,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 30380 backedges. 10531 proven. 1083 refuted. 0 times theorem prover too weak. 18766 trivial. 0 not checked.