./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ --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 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:11:36,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:11:36,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:11:36,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:11:36,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:11:36,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:11:36,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:11:36,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:11:36,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:11:36,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:11:36,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:11:36,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:11:36,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:11:36,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:11:36,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:11:36,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:11:36,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:11:37,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:11:37,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:11:37,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:11:37,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:11:37,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:11:37,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:11:37,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:11:37,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:11:37,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:11:37,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:11:37,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:11:37,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:11:37,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:11:37,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:11:37,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:11:37,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:11:37,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:11:37,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:11:37,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:11:37,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:11:37,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:11:37,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:11:37,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:11:37,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:11:37,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:11:37,084 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:11:37,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:11:37,085 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:11:37,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:11:37,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:11:37,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:11:37,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:11:37,087 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:11:37,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:11:37,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:11:37,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:11:37,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:11:37,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:11:37,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:11:37,090 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:11:37,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:11:37,090 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:11:37,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:11:37,090 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:11:37,091 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:11:37,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:11:37,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:37,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:11:37,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:11:37,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:11:37,092 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:11:37,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:11:37,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:11:37,093 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_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 [2021-11-22 23:11:37,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:11:37,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:11:37,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:11:37,408 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:11:37,410 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:11:37,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2021-11-22 23:11:37,473 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/data/777ae2e2f/d770388a22c44b2c82dfba9ca519cf6f/FLAG0efc87a11 [2021-11-22 23:11:38,194 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:11:38,197 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2021-11-22 23:11:38,225 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/data/777ae2e2f/d770388a22c44b2c82dfba9ca519cf6f/FLAG0efc87a11 [2021-11-22 23:11:38,416 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/data/777ae2e2f/d770388a22c44b2c82dfba9ca519cf6f [2021-11-22 23:11:38,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:11:38,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:11:38,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:11:38,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:11:38,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:11:38,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:38" (1/1) ... [2021-11-22 23:11:38,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1256f5a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:38, skipping insertion in model container [2021-11-22 23:11:38,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:38" (1/1) ... [2021-11-22 23:11:38,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:11:38,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:11:39,001 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_9c039586-c6e4-4a76-9e7c-b22d7395df21/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2021-11-22 23:11:39,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:39,018 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:11:39,228 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_9c039586-c6e4-4a76-9e7c-b22d7395df21/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2021-11-22 23:11:39,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:39,251 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:11:39,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39 WrapperNode [2021-11-22 23:11:39,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:11:39,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:39,255 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:11:39,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:11:39,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,421 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2053 [2021-11-22 23:11:39,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:39,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:11:39,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:11:39,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:11:39,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:11:39,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:11:39,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:11:39,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:11:39,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:39" (1/1) ... [2021-11-22 23:11:39,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:39,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:11:39,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:11:39,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c039586-c6e4-4a76-9e7c-b22d7395df21/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:11:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:11:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:11:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:11:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:11:39,791 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:11:39,793 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:11:41,521 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:11:43,217 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:11:43,217 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:11:43,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:43 BoogieIcfgContainer [2021-11-22 23:11:43,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:11:43,222 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:11:43,223 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:11:43,233 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:11:43,233 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:43" (1/1) ... [2021-11-22 23:11:43,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:11:43,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-22 23:11:43,312 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-22 23:11:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-22 23:11:43,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:43,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:44,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:45,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:45,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2021-11-22 23:11:45,272 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2021-11-22 23:11:45,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:11:45,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:45,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:45,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:46,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:46,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2021-11-22 23:11:46,449 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2021-11-22 23:11:46,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-22 23:11:46,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:46,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:47,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2021-11-22 23:11:47,517 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2021-11-22 23:11:47,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:11:47,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:47,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:48,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:48,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2021-11-22 23:11:48,824 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2021-11-22 23:11:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:11:48,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:48,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:50,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-22 23:11:50,241 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-22 23:11:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:11:50,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:50,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:51,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2021-11-22 23:11:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2021-11-22 23:11:52,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:11:52,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2021-11-22 23:11:54,355 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2021-11-22 23:11:54,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:11:54,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:57,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2021-11-22 23:11:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2021-11-22 23:11:57,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:11:57,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:57,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2021-11-22 23:11:58,287 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2021-11-22 23:11:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:11:58,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:58,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:01,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 497 states and 858 transitions. [2021-11-22 23:12:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 858 transitions. [2021-11-22 23:12:01,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:12:01,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:01,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:02,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:02,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 498 states and 859 transitions. [2021-11-22 23:12:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 859 transitions. [2021-11-22 23:12:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:12:02,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:02,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:02,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:02,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 501 states and 864 transitions. [2021-11-22 23:12:02,855 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 864 transitions. [2021-11-22 23:12:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:12:02,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:02,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:14,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:40,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:40,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 638 states and 1264 transitions. [2021-11-22 23:12:40,376 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1264 transitions. [2021-11-22 23:12:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:12:40,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:40,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:03,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:03,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 657 states and 1299 transitions. [2021-11-22 23:13:03,578 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1299 transitions. [2021-11-22 23:13:03,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:13:03,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:03,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:11,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 795 states and 1710 transitions. [2021-11-22 23:14:18,776 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1710 transitions. [2021-11-22 23:14:18,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:14:18,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:18,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:14,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 812 states and 1746 transitions. [2021-11-22 23:15:14,827 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1746 transitions. [2021-11-22 23:15:14,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:15:14,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:14,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:16,980 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:53,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 832 states and 1788 transitions. [2021-11-22 23:15:53,663 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1788 transitions. [2021-11-22 23:15:53,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:15:53,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:53,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:54,047 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:56,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:56,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 834 states and 1795 transitions. [2021-11-22 23:15:56,614 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1795 transitions. [2021-11-22 23:15:56,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:15:56,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:56,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:40,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:40,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 851 states and 1830 transitions. [2021-11-22 23:16:40,284 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1830 transitions. [2021-11-22 23:16:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:16:40,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:40,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:40,557 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:45,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:45,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 852 states and 1832 transitions. [2021-11-22 23:16:45,592 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1832 transitions. [2021-11-22 23:16:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:16:45,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:45,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:27,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 869 states and 1867 transitions. [2021-11-22 23:17:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1867 transitions. [2021-11-22 23:17:27,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:17:27,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:27,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:29,156 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:07,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 890 states and 1913 transitions. [2021-11-22 23:18:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1913 transitions. [2021-11-22 23:18:07,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:18:07,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:13,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 893 states and 1926 transitions. [2021-11-22 23:18:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1926 transitions. [2021-11-22 23:18:13,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:18:13,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 894 states and 1935 transitions. [2021-11-22 23:18:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1935 transitions. [2021-11-22 23:18:16,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:18:16,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,205 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:18,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 895 states and 1936 transitions. [2021-11-22 23:18:18,742 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1936 transitions. [2021-11-22 23:18:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:18:18,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,218 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:25,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 896 states and 1938 transitions. [2021-11-22 23:18:25,239 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1938 transitions. [2021-11-22 23:18:25,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:18:25,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:07,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 912 states and 1971 transitions. [2021-11-22 23:19:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1971 transitions. [2021-11-22 23:19:07,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:19:07,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:58,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:58,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 929 states and 2001 transitions. [2021-11-22 23:19:58,566 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2001 transitions. [2021-11-22 23:19:58,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:19:58,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:58,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:49,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:49,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 951 states and 2052 transitions. [2021-11-22 23:20:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2052 transitions. [2021-11-22 23:20:49,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:20:49,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:49,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:49,915 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 952 states and 2053 transitions. [2021-11-22 23:20:52,413 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2053 transitions. [2021-11-22 23:20:52,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:20:52,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:52,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:52,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:01,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 955 states and 2069 transitions. [2021-11-22 23:21:01,190 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2069 transitions. [2021-11-22 23:21:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:21:01,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:01,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:06,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:06,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 957 states and 2083 transitions. [2021-11-22 23:21:06,415 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2083 transitions. [2021-11-22 23:21:06,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:21:06,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:06,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:06,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:15,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:15,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 960 states and 2097 transitions. [2021-11-22 23:21:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 2097 transitions. [2021-11-22 23:21:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:21:15,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:15,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:15,427 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:22,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 961 states and 2099 transitions. [2021-11-22 23:21:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2099 transitions. [2021-11-22 23:21:22,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:21:22,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:22,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:23,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:06,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 977 states and 2132 transitions. [2021-11-22 23:22:06,317 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 2132 transitions. [2021-11-22 23:22:06,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:22:06,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:06,634 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:13,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 978 states and 2134 transitions. [2021-11-22 23:22:13,559 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2134 transitions. [2021-11-22 23:22:13,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:22:13,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 994 states and 2162 transitions. [2021-11-22 23:22:56,869 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 2162 transitions. [2021-11-22 23:22:56,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:22:56,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:56,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:59,815 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:42,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1010 states and 2204 transitions. [2021-11-22 23:23:42,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2204 transitions. [2021-11-22 23:23:42,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:23:42,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:42,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:42,681 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:53,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:53,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1014 states and 2227 transitions. [2021-11-22 23:23:53,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2227 transitions. [2021-11-22 23:23:53,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:23:53,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:53,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:09,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:09,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1019 states and 2248 transitions. [2021-11-22 23:24:09,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2248 transitions. [2021-11-22 23:24:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:24:09,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:09,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:09,484 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1022 states and 2266 transitions. [2021-11-22 23:24:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2266 transitions. [2021-11-22 23:24:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:24:18,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:18,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:21,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1023 states and 2280 transitions. [2021-11-22 23:24:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2280 transitions. [2021-11-22 23:24:21,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:24:21,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:21,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:21,875 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.