./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/byte_add-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/byte_add-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB --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 ac64f5b077f8251002b0bb05f1aba070a52d8bbef53fa94e35704949c96b0f7c --- 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-dbf71c6-m [2022-10-17 16:55:58,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:58,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:58,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:58,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:58,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:58,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:58,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:58,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:59,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:59,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:59,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:59,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:59,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:59,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:59,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:59,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:59,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:59,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:59,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:59,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:59,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:59,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:59,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:59,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:59,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:59,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:59,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:59,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:59,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:59,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:59,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:59,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:59,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:59,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:59,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:59,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:59,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:59,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:59,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:59,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:59,056 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:55:59,107 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:59,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:59,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:59,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:59,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:59,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:59,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:59,110 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:59,110 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:55:59,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:55:59,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:59,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:59,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:59,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:59,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:59,114 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:55:59,114 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:59,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:59,114 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:59,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:59,116 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:59,121 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:59,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:59,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:59,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:59,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:59,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:59,125 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:55:59,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:55:59,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:59,126 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_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac64f5b077f8251002b0bb05f1aba070a52d8bbef53fa94e35704949c96b0f7c [2022-10-17 16:55:59,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:59,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:59,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:59,398 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:59,399 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:59,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/bitvector/byte_add-2.i [2022-10-17 16:55:59,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/data/89ef10939/93f16101deb84e258ddeb67ab209f4d8/FLAG1573840ca [2022-10-17 16:55:59,930 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:59,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/sv-benchmarks/c/bitvector/byte_add-2.i [2022-10-17 16:55:59,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/data/89ef10939/93f16101deb84e258ddeb67ab209f4d8/FLAG1573840ca [2022-10-17 16:56:00,286 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/data/89ef10939/93f16101deb84e258ddeb67ab209f4d8 [2022-10-17 16:56:00,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:00,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:00,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:00,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:00,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:00,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6660ec34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00, skipping insertion in model container [2022-10-17 16:56:00,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:00,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:00,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/sv-benchmarks/c/bitvector/byte_add-2.i[1166,1179] [2022-10-17 16:56:00,552 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:00,561 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:00,575 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/sv-benchmarks/c/bitvector/byte_add-2.i[1166,1179] [2022-10-17 16:56:00,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:00,617 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:00,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00 WrapperNode [2022-10-17 16:56:00,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:00,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:00,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:00,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:00,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,715 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 186 [2022-10-17 16:56:00,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:00,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:00,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:00,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:00,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,783 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:00,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:00,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:00,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:00,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:00" (1/1) ... [2022-10-17 16:56:00,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:00,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:00,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:00,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_113bee22-cc57-419e-9975-82921122a042/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:00,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:00,967 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:00,970 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:01,770 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:02,339 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:02,339 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:56:02,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:02 BoogieIcfgContainer [2022-10-17 16:56:02,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:02,344 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:02,344 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:02,356 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:02,356 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:02" (1/1) ... [2022-10-17 16:56:02,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:02,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 103 states and 120 transitions. [2022-10-17 16:56:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2022-10-17 16:56:02,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:56:02,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:02,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 102 states and 119 transitions. [2022-10-17 16:56:02,659 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 119 transitions. [2022-10-17 16:56:02,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:56:02,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:02,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 101 states and 118 transitions. [2022-10-17 16:56:02,699 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 118 transitions. [2022-10-17 16:56:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:56:02,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 100 states and 117 transitions. [2022-10-17 16:56:02,744 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2022-10-17 16:56:02,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:56:02,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:02,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 99 states and 116 transitions. [2022-10-17 16:56:02,794 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2022-10-17 16:56:02,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:56:02,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:02,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions. [2022-10-17 16:56:02,829 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2022-10-17 16:56:02,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:56:02,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:02,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2022-10-17 16:56:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2022-10-17 16:56:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:02,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2022-10-17 16:56:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2022-10-17 16:56:02,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:02,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:02,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:02,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2022-10-17 16:56:02,976 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2022-10-17 16:56:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:56:02,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:02,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2022-10-17 16:56:03,015 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2022-10-17 16:56:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:03,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2022-10-17 16:56:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2022-10-17 16:56:03,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:03,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2022-10-17 16:56:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2022-10-17 16:56:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:03,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2022-10-17 16:56:03,176 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2022-10-17 16:56:03,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:03,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2022-10-17 16:56:03,231 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2022-10-17 16:56:03,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:03,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 89 states and 106 transitions. [2022-10-17 16:56:03,262 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2022-10-17 16:56:03,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:03,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2022-10-17 16:56:03,303 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2022-10-17 16:56:03,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:03,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2022-10-17 16:56:03,348 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2022-10-17 16:56:03,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:03,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2022-10-17 16:56:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2022-10-17 16:56:03,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:03,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2022-10-17 16:56:03,428 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2022-10-17 16:56:03,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:03,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2022-10-17 16:56:03,459 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2022-10-17 16:56:03,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:03,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2022-10-17 16:56:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2022-10-17 16:56:03,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:03,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2022-10-17 16:56:03,507 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2022-10-17 16:56:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:03,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2022-10-17 16:56:03,549 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2022-10-17 16:56:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:03,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2022-10-17 16:56:03,573 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2022-10-17 16:56:03,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:03,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2022-10-17 16:56:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2022-10-17 16:56:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:03,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2022-10-17 16:56:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2022-10-17 16:56:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:03,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2022-10-17 16:56:03,660 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2022-10-17 16:56:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:03,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2022-10-17 16:56:03,689 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2022-10-17 16:56:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:03,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2022-10-17 16:56:03,722 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2022-10-17 16:56:03,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:03,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 77 states and 95 transitions. [2022-10-17 16:56:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 95 transitions. [2022-10-17 16:56:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:03,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 76 states and 94 transitions. [2022-10-17 16:56:03,881 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 94 transitions. [2022-10-17 16:56:03,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:03,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 75 states and 93 transitions. [2022-10-17 16:56:03,903 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 93 transitions. [2022-10-17 16:56:03,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:03,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 74 states and 92 transitions. [2022-10-17 16:56:03,934 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2022-10-17 16:56:03,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:03,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2022-10-17 16:56:03,958 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2022-10-17 16:56:03,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:56:03,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:03,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:03,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 72 states and 90 transitions. [2022-10-17 16:56:03,988 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2022-10-17 16:56:03,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:56:03,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:03,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:04,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:04,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2022-10-17 16:56:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2022-10-17 16:56:04,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:56:04,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:04,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:04,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:04,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:04,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2022-10-17 16:56:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2022-10-17 16:56:04,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:04,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:04,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:04,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:04,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:04,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2022-10-17 16:56:04,058 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2022-10-17 16:56:04,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:56:04,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:04,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 72 states and 92 transitions. [2022-10-17 16:56:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2022-10-17 16:56:04,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:56:04,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:04,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:04,473 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:04,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 75 states and 97 transitions. [2022-10-17 16:56:04,571 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions. [2022-10-17 16:56:04,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:56:04,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:04,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:04,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:04,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 77 states and 101 transitions. [2022-10-17 16:56:04,907 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2022-10-17 16:56:04,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:56:04,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:04,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:56:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:05,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 83 states and 109 transitions. [2022-10-17 16:56:05,465 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 109 transitions. [2022-10-17 16:56:05,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:56:05,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:05,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:05,492 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:56:05,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:05,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2022-10-17 16:56:05,503 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2022-10-17 16:56:05,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:56:05,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:05,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:06,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:06,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 87 states and 121 transitions. [2022-10-17 16:56:06,286 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 121 transitions. [2022-10-17 16:56:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:56:06,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:06,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:06,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:06,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 88 states and 123 transitions. [2022-10-17 16:56:06,408 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 123 transitions. [2022-10-17 16:56:06,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:06,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:06,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:06,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:07,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:07,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 97 states and 139 transitions. [2022-10-17 16:56:07,515 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2022-10-17 16:56:07,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:56:07,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:07,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:07,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:08,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:08,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 100 states and 144 transitions. [2022-10-17 16:56:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 144 transitions. [2022-10-17 16:56:08,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:56:08,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:08,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:08,232 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:56:08,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:08,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 99 states and 143 transitions. [2022-10-17 16:56:08,302 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 143 transitions. [2022-10-17 16:56:08,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:56:08,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:08,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:08,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 107 states and 159 transitions. [2022-10-17 16:56:08,917 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 159 transitions. [2022-10-17 16:56:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:56:08,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:08,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:08,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:56:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:08,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 106 states and 158 transitions. [2022-10-17 16:56:08,978 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 158 transitions. [2022-10-17 16:56:08,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:56:08,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:08,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:09,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 113 states and 171 transitions. [2022-10-17 16:56:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2022-10-17 16:56:09,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:56:09,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:09,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:09,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:10,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 115 states and 174 transitions. [2022-10-17 16:56:10,160 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 174 transitions. [2022-10-17 16:56:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:56:10,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:10,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:11,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:11,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 126 states and 195 transitions. [2022-10-17 16:56:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2022-10-17 16:56:11,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:56:11,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:11,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:11,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:12,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 127 states and 200 transitions. [2022-10-17 16:56:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 200 transitions. [2022-10-17 16:56:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:56:12,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:12,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:12,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:12,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 129 states and 203 transitions. [2022-10-17 16:56:12,805 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 203 transitions. [2022-10-17 16:56:12,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:56:12,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:12,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 144 states and 233 transitions. [2022-10-17 16:56:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2022-10-17 16:56:15,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:56:15,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:15,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:17,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 159 states and 261 transitions. [2022-10-17 16:56:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 261 transitions. [2022-10-17 16:56:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:56:17,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:18,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 166 states and 272 transitions. [2022-10-17 16:56:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 272 transitions. [2022-10-17 16:56:18,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:56:18,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:18,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:19,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:21,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 178 states and 296 transitions. [2022-10-17 16:56:21,321 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 296 transitions. [2022-10-17 16:56:21,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:56:21,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:21,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:21,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:21,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 180 states and 297 transitions. [2022-10-17 16:56:21,664 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 297 transitions. [2022-10-17 16:56:21,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:56:21,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:21,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 181 states and 298 transitions. [2022-10-17 16:56:22,286 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 298 transitions. [2022-10-17 16:56:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:56:22,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:22,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:22,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 183 states and 297 transitions. [2022-10-17 16:56:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 297 transitions. [2022-10-17 16:56:23,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:56:23,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:23,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:23,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:23,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 185 states and 299 transitions. [2022-10-17 16:56:23,439 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 299 transitions. [2022-10-17 16:56:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:56:23,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:23,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:24,429 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:28,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 198 states and 331 transitions. [2022-10-17 16:56:28,038 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 331 transitions. [2022-10-17 16:56:28,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:56:28,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:28,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:28,438 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:29,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:29,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 200 states and 333 transitions. [2022-10-17 16:56:29,222 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 333 transitions. [2022-10-17 16:56:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:56:29,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:29,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:29,676 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.