./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/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_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7c8c0e9a48a9f16e1776fdefc0f855c8a0d9d5ce1c74cc0228b67d8d420034c4 --- 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 16:38:20,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:20,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:20,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:20,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:20,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:20,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:20,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:20,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:20,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:20,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:20,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:20,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:20,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:20,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:20,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:20,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:20,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:20,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:20,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:20,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:20,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:20,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:20,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:20,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:20,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:20,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:20,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:20,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:20,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:20,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:20,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:20,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:20,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:20,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:20,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:20,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:20,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:20,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:20,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:20,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:20,970 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:21,024 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:21,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:21,026 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:21,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:21,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:21,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:21,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:21,028 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:21,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:21,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:21,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:21,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:21,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:21,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:21,031 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:21,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:21,031 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:21,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:21,032 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:21,032 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:21,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:21,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:21,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:21,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:21,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:21,034 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:21,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:21,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:21,034 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_7c75f906-22fa-4a8f-a24a-52509a0b2757/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c8c0e9a48a9f16e1776fdefc0f855c8a0d9d5ce1c74cc0228b67d8d420034c4 [2022-10-17 16:38:21,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:21,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:21,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:21,383 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:21,384 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:21,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem01_label50.c [2022-10-17 16:38:21,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/data/56a0f94f8/a761ca9a6c884c56ab7f43f7c99779fd/FLAGed86f3d3f [2022-10-17 16:38:22,133 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:22,134 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/sv-benchmarks/c/eca-rers2012/Problem01_label50.c [2022-10-17 16:38:22,159 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/data/56a0f94f8/a761ca9a6c884c56ab7f43f7c99779fd/FLAGed86f3d3f [2022-10-17 16:38:22,393 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/data/56a0f94f8/a761ca9a6c884c56ab7f43f7c99779fd [2022-10-17 16:38:22,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:22,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:22,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:22,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:22,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:22,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:22" (1/1) ... [2022-10-17 16:38:22,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8837161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:22, skipping insertion in model container [2022-10-17 16:38:22,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:22" (1/1) ... [2022-10-17 16:38:22,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:22,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:22,876 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_7c75f906-22fa-4a8f-a24a-52509a0b2757/sv-benchmarks/c/eca-rers2012/Problem01_label50.c[15378,15391] [2022-10-17 16:38:22,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:22,964 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:23,100 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_7c75f906-22fa-4a8f-a24a-52509a0b2757/sv-benchmarks/c/eca-rers2012/Problem01_label50.c[15378,15391] [2022-10-17 16:38:23,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:23,147 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:23,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23 WrapperNode [2022-10-17 16:38:23,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:23,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:23,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:23,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:23,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,265 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-10-17 16:38:23,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:23,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:23,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:23,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:23,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,382 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:23,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:23,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:23,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:23,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:23" (1/1) ... [2022-10-17 16:38:23,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:23,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:23,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:23,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c75f906-22fa-4a8f-a24a-52509a0b2757/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:23,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:23,605 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:23,607 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:24,884 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:25,201 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:25,201 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:38:25,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:25 BoogieIcfgContainer [2022-10-17 16:38:25,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:25,206 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:25,206 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:25,219 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:25,219 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:25" (1/1) ... [2022-10-17 16:38:25,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:25,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:25,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-10-17 16:38:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-10-17 16:38:25,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:38:25,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:25,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:25,877 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 16:38:26,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:26,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2022-10-17 16:38:26,495 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2022-10-17 16:38:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:38:26,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:26,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:26,881 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:27,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2022-10-17 16:38:27,111 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2022-10-17 16:38:27,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:38:27,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:27,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:27,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2022-10-17 16:38:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2022-10-17 16:38:27,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:38:27,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:27,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:27,579 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:28,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:28,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 221 states and 317 transitions. [2022-10-17 16:38:28,296 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 317 transitions. [2022-10-17 16:38:28,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:38:28,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:28,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:28,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 233 states and 332 transitions. [2022-10-17 16:38:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 332 transitions. [2022-10-17 16:38:28,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-17 16:38:28,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:28,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:29,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:29,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 246 states and 351 transitions. [2022-10-17 16:38:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 351 transitions. [2022-10-17 16:38:29,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-17 16:38:29,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:29,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:29,778 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:29,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:29,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 251 states and 356 transitions. [2022-10-17 16:38:29,986 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 356 transitions. [2022-10-17 16:38:29,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:38:29,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:29,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:30,145 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:38:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 264 states and 371 transitions. [2022-10-17 16:38:30,426 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 371 transitions. [2022-10-17 16:38:30,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:38:30,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:30,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:30,567 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:31,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 284 states and 398 transitions. [2022-10-17 16:38:31,115 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 398 transitions. [2022-10-17 16:38:31,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 16:38:31,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:31,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:31,255 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:38:31,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 292 states and 413 transitions. [2022-10-17 16:38:31,634 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 413 transitions. [2022-10-17 16:38:31,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 16:38:31,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:31,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:31,726 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:32,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:32,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 308 states and 433 transitions. [2022-10-17 16:38:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 433 transitions. [2022-10-17 16:38:32,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:38:32,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:32,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:32,204 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 309 states and 436 transitions. [2022-10-17 16:38:32,403 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 436 transitions. [2022-10-17 16:38:32,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:38:32,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:32,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:32,504 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:32,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 314 states and 442 transitions. [2022-10-17 16:38:32,724 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 442 transitions. [2022-10-17 16:38:32,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:38:32,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:32,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:33,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:33,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 321 states and 449 transitions. [2022-10-17 16:38:33,037 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 449 transitions. [2022-10-17 16:38:33,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:38:33,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:33,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:33,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 326 states and 454 transitions. [2022-10-17 16:38:33,322 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 454 transitions. [2022-10-17 16:38:33,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:38:33,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:33,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:33,447 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:38:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 327 states and 457 transitions. [2022-10-17 16:38:33,690 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 457 transitions. [2022-10-17 16:38:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:38:33,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:33,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:33,782 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:34,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 336 states and 468 transitions. [2022-10-17 16:38:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 468 transitions. [2022-10-17 16:38:34,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:38:34,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:34,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:38:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:34,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 341 states and 474 transitions. [2022-10-17 16:38:34,555 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 474 transitions. [2022-10-17 16:38:34,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:38:34,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:34,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:38:34,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:34,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 349 states and 483 transitions. [2022-10-17 16:38:34,948 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 483 transitions. [2022-10-17 16:38:34,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:38:34,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:34,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:35,159 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:38:35,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:35,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 351 states and 486 transitions. [2022-10-17 16:38:35,443 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 486 transitions. [2022-10-17 16:38:35,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:38:35,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:35,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:35,637 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 365 states and 502 transitions. [2022-10-17 16:38:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 502 transitions. [2022-10-17 16:38:36,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:38:36,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:36,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:36,254 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:36,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 372 states and 509 transitions. [2022-10-17 16:38:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 509 transitions. [2022-10-17 16:38:36,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:38:36,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:36,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:36,889 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:36,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 378 states and 515 transitions. [2022-10-17 16:38:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 515 transitions. [2022-10-17 16:38:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-10-17 16:38:36,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:36,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:37,089 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:38:37,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:37,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 382 states and 519 transitions. [2022-10-17 16:38:37,253 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 519 transitions. [2022-10-17 16:38:37,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:38:37,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:37,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:37,534 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 388 states and 525 transitions. [2022-10-17 16:38:37,784 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 525 transitions. [2022-10-17 16:38:37,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:38:37,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:37,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:37,910 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:38,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:38,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 402 states and 541 transitions. [2022-10-17 16:38:38,004 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 541 transitions. [2022-10-17 16:38:38,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:38:38,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:38,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:38,191 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:39,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:39,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 441 states and 591 transitions. [2022-10-17 16:38:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 591 transitions. [2022-10-17 16:38:39,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:38:39,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:39,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:40,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 469 states and 623 transitions. [2022-10-17 16:38:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 623 transitions. [2022-10-17 16:38:40,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 16:38:40,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:40,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:42,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 508 states and 684 transitions. [2022-10-17 16:38:42,154 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 684 transitions. [2022-10-17 16:38:42,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 16:38:42,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:42,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:42,271 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 515 states and 692 transitions. [2022-10-17 16:38:42,772 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 692 transitions. [2022-10-17 16:38:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:38:42,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:42,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:42,913 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:43,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 542 states and 728 transitions. [2022-10-17 16:38:43,933 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 728 transitions. [2022-10-17 16:38:43,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:38:43,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:43,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:44,061 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:44,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:44,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 553 states and 739 transitions. [2022-10-17 16:38:44,720 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 739 transitions. [2022-10-17 16:38:44,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:38:44,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:44,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:44,815 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:45,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 581 states and 770 transitions. [2022-10-17 16:38:45,288 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 770 transitions. [2022-10-17 16:38:45,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:38:45,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:45,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:45,392 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:45,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:45,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 586 states and 779 transitions. [2022-10-17 16:38:45,882 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 779 transitions. [2022-10-17 16:38:45,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:38:45,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:45,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:45,972 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:46,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 590 states and 783 transitions. [2022-10-17 16:38:46,233 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 783 transitions. [2022-10-17 16:38:46,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:38:46,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 16:38:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 596 states and 789 transitions. [2022-10-17 16:38:46,396 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 789 transitions. [2022-10-17 16:38:46,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:38:46,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,510 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:38:46,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 609 states and 802 transitions. [2022-10-17 16:38:46,613 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 802 transitions. [2022-10-17 16:38:46,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:38:46,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:38:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 610 states and 803 transitions. [2022-10-17 16:38:46,744 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 803 transitions. [2022-10-17 16:38:46,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 16:38:46,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,961 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 620 states and 817 transitions. [2022-10-17 16:38:47,921 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 817 transitions. [2022-10-17 16:38:47,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 16:38:47,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:47,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 625 states and 822 transitions. [2022-10-17 16:38:48,366 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 822 transitions. [2022-10-17 16:38:48,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 16:38:48,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,483 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:38:48,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 638 states and 836 transitions. [2022-10-17 16:38:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 836 transitions. [2022-10-17 16:38:48,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 16:38:48,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,993 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:38:49,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:49,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 644 states and 845 transitions. [2022-10-17 16:38:49,462 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 845 transitions. [2022-10-17 16:38:49,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-10-17 16:38:49,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:49,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:49,568 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:38:49,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:49,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 653 states and 858 transitions. [2022-10-17 16:38:49,899 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 858 transitions. [2022-10-17 16:38:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-10-17 16:38:49,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:49,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:50,060 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked.