./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.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_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/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_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/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_8776b1c7-5f24-45c3-876d-76ec54b474fe/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 b2100ea24426b7252711008a6a7a196a428591442a323ec879fe1d319b3ee1ab --- 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 17:06:57,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:57,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:57,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:57,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:57,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:57,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:57,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:57,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:57,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:57,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:57,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:57,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:57,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:57,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:57,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:57,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:57,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:57,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:57,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:57,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:57,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:57,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:57,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:57,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:57,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:57,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:57,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:57,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:57,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:57,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:57,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:57,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:57,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:57,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:57,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:57,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:57,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:57,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:57,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:57,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:57,196 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:06:57,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:57,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:57,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:57,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:57,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:57,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:57,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:57,248 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:57,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:57,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:57,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:57,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:57,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:57,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:57,250 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:57,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:57,251 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:57,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:57,251 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:57,251 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:57,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:57,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:57,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:57,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:57,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:57,253 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:57,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:57,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:57,256 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_8776b1c7-5f24-45c3-876d-76ec54b474fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2100ea24426b7252711008a6a7a196a428591442a323ec879fe1d319b3ee1ab [2022-10-17 17:06:57,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:57,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:57,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:57,629 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:57,631 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:57,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2022-10-17 17:06:57,701 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/data/06798b55f/41802ec55f81462bb0dd59c07e3078b9/FLAG24c9fd5fb [2022-10-17 17:06:58,191 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:58,192 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2022-10-17 17:06:58,214 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/data/06798b55f/41802ec55f81462bb0dd59c07e3078b9/FLAG24c9fd5fb [2022-10-17 17:06:58,551 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/data/06798b55f/41802ec55f81462bb0dd59c07e3078b9 [2022-10-17 17:06:58,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:58,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:58,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:58,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:58,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:58,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:58,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30566b07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58, skipping insertion in model container [2022-10-17 17:06:58,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:58,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:58,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:58,865 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_8776b1c7-5f24-45c3-876d-76ec54b474fe/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c[37616,37629] [2022-10-17 17:06:58,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:58,881 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:58,929 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_8776b1c7-5f24-45c3-876d-76ec54b474fe/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c[37616,37629] [2022-10-17 17:06:58,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:58,946 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:58,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58 WrapperNode [2022-10-17 17:06:58,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:58,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:58,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:58,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:58,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:58,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,030 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 475 [2022-10-17 17:06:59,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:59,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:59,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:59,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:59,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,062 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:59,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:59,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:59,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:59,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:58" (1/1) ... [2022-10-17 17:06:59,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:59,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:59,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:59,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8776b1c7-5f24-45c3-876d-76ec54b474fe/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:59,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:59,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:59,319 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:59,337 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:59,357 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 17:07:00,011 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2022-10-17 17:07:00,012 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2022-10-17 17:07:00,012 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:07:00,305 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:07:00,305 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:07:00,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:00 BoogieIcfgContainer [2022-10-17 17:07:00,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:07:00,317 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:07:00,317 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:07:00,329 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:07:00,330 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:00" (1/1) ... [2022-10-17 17:07:00,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:07:00,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 84 states and 145 transitions. [2022-10-17 17:07:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 145 transitions. [2022-10-17 17:07:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:07:00,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:00,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:00,723 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 17:07:00,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 145 transitions. [2022-10-17 17:07:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2022-10-17 17:07:00,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:07:00,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:00,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:01,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 95 states and 160 transitions. [2022-10-17 17:07:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 160 transitions. [2022-10-17 17:07:01,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:07:01,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:01,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:01,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:01,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 102 states and 181 transitions. [2022-10-17 17:07:01,386 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 181 transitions. [2022-10-17 17:07:01,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:07:01,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:01,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:01,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:02,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:02,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 131 states and 244 transitions. [2022-10-17 17:07:02,006 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 244 transitions. [2022-10-17 17:07:02,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:07:02,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:02,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:02,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:02,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 133 states and 247 transitions. [2022-10-17 17:07:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 247 transitions. [2022-10-17 17:07:02,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:07:02,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:02,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:02,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:02,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 134 states and 248 transitions. [2022-10-17 17:07:02,189 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 248 transitions. [2022-10-17 17:07:02,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:07:02,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:02,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 135 states and 249 transitions. [2022-10-17 17:07:02,267 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 249 transitions. [2022-10-17 17:07:02,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:07:02,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:02,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:02,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 137 states and 252 transitions. [2022-10-17 17:07:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 252 transitions. [2022-10-17 17:07:02,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:07:02,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:02,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,387 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:02,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 148 states and 272 transitions. [2022-10-17 17:07:02,752 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 272 transitions. [2022-10-17 17:07:02,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 17:07:02,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:02,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 159 states and 292 transitions. [2022-10-17 17:07:03,101 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 292 transitions. [2022-10-17 17:07:03,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:07:03,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 159 states and 291 transitions. [2022-10-17 17:07:03,374 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 291 transitions. [2022-10-17 17:07:03,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:07:03,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:03,415 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:03,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 162 states and 300 transitions. [2022-10-17 17:07:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 300 transitions. [2022-10-17 17:07:03,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:07:03,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:03,861 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:03,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 162 states and 299 transitions. [2022-10-17 17:07:03,894 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 299 transitions. [2022-10-17 17:07:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:07:03,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:03,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:03,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 162 states and 298 transitions. [2022-10-17 17:07:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 298 transitions. [2022-10-17 17:07:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:07:03,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:03,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:04,032 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:04,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 162 states and 296 transitions. [2022-10-17 17:07:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 296 transitions. [2022-10-17 17:07:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:07:04,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:04,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:04,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 176 states and 332 transitions. [2022-10-17 17:07:04,973 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 332 transitions. [2022-10-17 17:07:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:07:04,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:04,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:05,153 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:06,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:06,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 208 states and 400 transitions. [2022-10-17 17:07:06,543 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 400 transitions. [2022-10-17 17:07:06,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:07:06,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:06,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 211 states and 418 transitions. [2022-10-17 17:07:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 418 transitions. [2022-10-17 17:07:06,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:07:06,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:06,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:06,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:06,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:06,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 212 states and 419 transitions. [2022-10-17 17:07:06,898 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 419 transitions. [2022-10-17 17:07:06,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:07:06,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:06,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 211 states and 416 transitions. [2022-10-17 17:07:06,941 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 416 transitions. [2022-10-17 17:07:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:07:06,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:06,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:06,995 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:07,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:07,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 212 states and 417 transitions. [2022-10-17 17:07:07,012 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 417 transitions. [2022-10-17 17:07:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:07:07,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:07,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:07,040 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:07,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:07,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 215 states and 427 transitions. [2022-10-17 17:07:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 427 transitions. [2022-10-17 17:07:07,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:07:07,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:07,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:07,155 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:08,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 229 states and 453 transitions. [2022-10-17 17:07:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 453 transitions. [2022-10-17 17:07:08,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:07:08,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:08,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:08,727 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:08,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:08,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 229 states and 452 transitions. [2022-10-17 17:07:08,744 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 452 transitions. [2022-10-17 17:07:08,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:07:08,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:08,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:08,783 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:09,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 238 states and 467 transitions. [2022-10-17 17:07:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 467 transitions. [2022-10-17 17:07:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:07:09,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:09,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:09,545 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:10,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:10,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 251 states and 485 transitions. [2022-10-17 17:07:10,852 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 485 transitions. [2022-10-17 17:07:10,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:07:10,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:10,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:10,895 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:10,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:10,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 252 states and 486 transitions. [2022-10-17 17:07:10,915 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 486 transitions. [2022-10-17 17:07:10,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:07:10,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:10,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:11,013 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 268 states and 511 transitions. [2022-10-17 17:07:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 511 transitions. [2022-10-17 17:07:12,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:07:12,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:12,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:12,088 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:12,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:12,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 269 states and 512 transitions. [2022-10-17 17:07:12,105 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 512 transitions. [2022-10-17 17:07:12,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:07:12,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:12,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:12,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 270 states and 513 transitions. [2022-10-17 17:07:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 513 transitions. [2022-10-17 17:07:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:07:12,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:12,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:12,316 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 17:07:12,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:12,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 271 states and 514 transitions. [2022-10-17 17:07:12,346 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 514 transitions. [2022-10-17 17:07:12,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:07:12,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:12,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:12,385 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:13,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:13,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 277 states and 538 transitions. [2022-10-17 17:07:13,378 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 538 transitions. [2022-10-17 17:07:13,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:07:13,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:13,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:13,507 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:13,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:13,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 278 states and 540 transitions. [2022-10-17 17:07:13,815 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 540 transitions. [2022-10-17 17:07:13,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:07:13,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:13,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:13,843 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 17:07:13,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:13,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 282 states and 554 transitions. [2022-10-17 17:07:13,867 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 554 transitions. [2022-10-17 17:07:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:07:13,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:13,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:13,935 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 17:07:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 293 states and 566 transitions. [2022-10-17 17:07:14,924 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 566 transitions. [2022-10-17 17:07:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:07:14,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:14,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:15,427 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:18,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:18,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 317 states and 622 transitions. [2022-10-17 17:07:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 622 transitions. [2022-10-17 17:07:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:07:18,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:18,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:18,677 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 17:07:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 318 states and 623 transitions. [2022-10-17 17:07:18,695 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 623 transitions. [2022-10-17 17:07:18,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:07:18,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:18,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:18,723 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 17:07:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:19,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 323 states and 638 transitions. [2022-10-17 17:07:19,083 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 638 transitions. [2022-10-17 17:07:19,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:07:19,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:19,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:19,114 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 17:07:20,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 329 states and 655 transitions. [2022-10-17 17:07:20,018 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 655 transitions. [2022-10-17 17:07:20,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:07:20,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,160 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:20,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 330 states and 656 transitions. [2022-10-17 17:07:20,195 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 656 transitions. [2022-10-17 17:07:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:07:20,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 331 states and 657 transitions. [2022-10-17 17:07:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 657 transitions. [2022-10-17 17:07:20,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:07:20,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,518 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 17:07:20,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 332 states and 658 transitions. [2022-10-17 17:07:20,536 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 658 transitions. [2022-10-17 17:07:20,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:07:20,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:20,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 336 states and 669 transitions. [2022-10-17 17:07:20,603 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 669 transitions. [2022-10-17 17:07:20,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:20,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,839 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 378 states and 753 transitions. [2022-10-17 17:07:23,332 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 753 transitions. [2022-10-17 17:07:23,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:23,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,362 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 17:07:23,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 379 states and 754 transitions. [2022-10-17 17:07:23,389 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 754 transitions. [2022-10-17 17:07:23,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:23,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 383 states and 763 transitions. [2022-10-17 17:07:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 763 transitions. [2022-10-17 17:07:23,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:23,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,485 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 384 states and 764 transitions. [2022-10-17 17:07:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 764 transitions. [2022-10-17 17:07:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:23,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,530 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 17:07:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 387 states and 772 transitions. [2022-10-17 17:07:23,557 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 772 transitions. [2022-10-17 17:07:23,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:23,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 390 states and 776 transitions. [2022-10-17 17:07:23,892 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 776 transitions. [2022-10-17 17:07:23,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:23,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:23,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:24,044 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:25,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 394 states and 792 transitions. [2022-10-17 17:07:25,122 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 792 transitions. [2022-10-17 17:07:25,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:07:25,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:25,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:25,200 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 395 states and 794 transitions. [2022-10-17 17:07:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 794 transitions. [2022-10-17 17:07:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:07:25,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:25,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:07:25,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:25,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 405 states and 805 transitions. [2022-10-17 17:07:25,481 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 805 transitions. [2022-10-17 17:07:25,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:07:25,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:25,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:25,545 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:25,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:25,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 406 states and 806 transitions. [2022-10-17 17:07:25,572 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 806 transitions. [2022-10-17 17:07:25,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:07:25,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:25,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:25,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:25,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 407 states and 807 transitions. [2022-10-17 17:07:25,621 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 807 transitions. [2022-10-17 17:07:25,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:07:25,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:25,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:25,650 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:25,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:25,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 410 states and 816 transitions. [2022-10-17 17:07:25,680 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 816 transitions. [2022-10-17 17:07:25,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:07:25,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:25,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:25,707 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 17:07:25,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:25,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 411 states and 817 transitions. [2022-10-17 17:07:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 817 transitions. [2022-10-17 17:07:25,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:07:25,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:25,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:25,753 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:26,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:26,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 416 states and 840 transitions. [2022-10-17 17:07:26,073 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 840 transitions. [2022-10-17 17:07:26,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:07:26,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:26,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:26,107 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:26,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:26,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 417 states and 844 transitions. [2022-10-17 17:07:26,458 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 844 transitions. [2022-10-17 17:07:26,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:07:26,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:26,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.