./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL --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 a7994e4b0bfbe275d233e5a25c7b22888e2d55ba388328f1fc4435f77ac9412d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:08:32,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:08:32,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:08:32,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:08:32,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:08:32,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:08:32,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:08:32,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:08:32,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:08:32,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:08:32,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:08:32,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:08:32,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:08:32,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:08:32,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:08:32,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:08:32,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:08:32,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:08:32,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:08:32,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:08:32,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:08:32,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:08:32,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:08:32,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:08:32,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:08:32,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:08:32,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:08:32,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:08:32,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:08:32,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:08:32,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:08:32,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:08:32,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:08:32,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:08:32,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:08:32,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:08:32,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:08:32,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:08:32,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:08:32,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:08:32,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:08:32,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:08:32,288 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:08:32,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:08:32,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:08:32,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:08:32,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:08:32,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:08:32,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:08:32,293 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:08:32,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:08:32,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:08:32,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:08:32,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:08:32,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:08:32,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:08:32,304 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:08:32,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:08:32,305 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:08:32,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:08:32,305 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:08:32,306 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:08:32,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:08:32,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:08:32,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:08:32,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:08:32,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:08:32,307 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:08:32,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:08:32,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:08:32,308 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_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7994e4b0bfbe275d233e5a25c7b22888e2d55ba388328f1fc4435f77ac9412d [2021-11-25 07:08:32,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:08:32,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:08:32,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:08:32,738 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:08:32,739 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:08:32,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-25 07:08:32,822 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/data/0dd5f4294/34c36c5713f54adb895f1c175b5aa402/FLAG61da089d0 [2021-11-25 07:08:33,558 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:08:33,562 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-25 07:08:33,589 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/data/0dd5f4294/34c36c5713f54adb895f1c175b5aa402/FLAG61da089d0 [2021-11-25 07:08:33,826 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/data/0dd5f4294/34c36c5713f54adb895f1c175b5aa402 [2021-11-25 07:08:33,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:08:33,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:08:33,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:08:33,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:08:33,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:08:33,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:08:33" (1/1) ... [2021-11-25 07:08:33,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658dcd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:33, skipping insertion in model container [2021-11-25 07:08:33,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:08:33" (1/1) ... [2021-11-25 07:08:33,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:08:33,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:08:34,119 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_2749b3df-9e5f-43a7-844f-f221bdf3b816/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4409,4422] [2021-11-25 07:08:34,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:08:34,168 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:08:34,226 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_2749b3df-9e5f-43a7-844f-f221bdf3b816/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4409,4422] [2021-11-25 07:08:34,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:08:34,322 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:08:34,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34 WrapperNode [2021-11-25 07:08:34,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:08:34,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:08:34,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:08:34,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:08:34,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,407 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 328 [2021-11-25 07:08:34,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:08:34,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:08:34,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:08:34,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:08:34,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:08:34,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:08:34,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:08:34,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:08:34,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:08:34" (1/1) ... [2021-11-25 07:08:34,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:08:34,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:08:34,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:08:34,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2749b3df-9e5f-43a7-844f-f221bdf3b816/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:08:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:08:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:08:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:08:34,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:08:34,705 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:08:34,707 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:08:35,060 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:08:35,316 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:08:35,316 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:08:35,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:08:35 BoogieIcfgContainer [2021-11-25 07:08:35,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:08:35,320 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:08:35,320 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:08:35,330 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:08:35,330 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:08:35" (1/1) ... [2021-11-25 07:08:35,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:08:35,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 64 states and 103 transitions. [2021-11-25 07:08:35,397 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2021-11-25 07:08:35,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 07:08:35,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:35,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:35,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2021-11-25 07:08:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2021-11-25 07:08:35,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:08:35,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:35,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:35,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:35,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:35,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 116 transitions. [2021-11-25 07:08:35,992 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2021-11-25 07:08:35,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:08:35,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:35,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:36,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:36,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 76 states and 121 transitions. [2021-11-25 07:08:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2021-11-25 07:08:36,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:08:36,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:36,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:36,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2021-11-25 07:08:36,266 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2021-11-25 07:08:36,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:08:36,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:36,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:36,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:36,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 81 states and 126 transitions. [2021-11-25 07:08:36,676 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2021-11-25 07:08:36,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:08:36,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:36,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:36,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:37,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:37,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2021-11-25 07:08:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2021-11-25 07:08:37,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:08:37,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:37,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:37,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2021-11-25 07:08:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2021-11-25 07:08:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:08:37,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:37,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:37,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:37,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:37,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2021-11-25 07:08:37,390 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2021-11-25 07:08:37,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:08:37,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:37,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:37,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:37,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 100 states and 158 transitions. [2021-11-25 07:08:37,473 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2021-11-25 07:08:37,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:08:37,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:37,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:37,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:37,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2021-11-25 07:08:37,580 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2021-11-25 07:08:37,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:08:37,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:37,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:37,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 110 states and 172 transitions. [2021-11-25 07:08:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 172 transitions. [2021-11-25 07:08:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:08:38,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:38,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:39,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:41,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 123 states and 191 transitions. [2021-11-25 07:08:41,883 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 191 transitions. [2021-11-25 07:08:41,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:08:41,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:41,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:41,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:41,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:41,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 197 transitions. [2021-11-25 07:08:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2021-11-25 07:08:41,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:08:41,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:41,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:42,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:45,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:45,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 130 states and 204 transitions. [2021-11-25 07:08:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 204 transitions. [2021-11-25 07:08:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:08:45,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:45,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:45,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:45,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:45,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 131 states and 204 transitions. [2021-11-25 07:08:45,832 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 204 transitions. [2021-11-25 07:08:45,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:08:45,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:45,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:08:57,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:08:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 150 states and 247 transitions. [2021-11-25 07:08:57,609 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 247 transitions. [2021-11-25 07:08:57,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:08:57,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:08:57,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:08:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:08:57,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:10,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:10,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 159 states and 267 transitions. [2021-11-25 07:09:10,414 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 267 transitions. [2021-11-25 07:09:10,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:09:10,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:10,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:10,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:14,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 167 states and 282 transitions. [2021-11-25 07:09:14,469 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 282 transitions. [2021-11-25 07:09:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:09:14,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:14,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:14,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:30,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 181 states and 309 transitions. [2021-11-25 07:09:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 309 transitions. [2021-11-25 07:09:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:09:30,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:30,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:30,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:33,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 189 states and 322 transitions. [2021-11-25 07:09:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 322 transitions. [2021-11-25 07:09:33,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:09:33,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:33,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:38,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:38,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 194 states and 333 transitions. [2021-11-25 07:09:38,857 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 333 transitions. [2021-11-25 07:09:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:09:38,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:38,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:39,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:46,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 204 states and 353 transitions. [2021-11-25 07:09:46,422 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 353 transitions. [2021-11-25 07:09:46,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:09:46,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:46,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:46,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:57,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 219 states and 381 transitions. [2021-11-25 07:09:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 381 transitions. [2021-11-25 07:09:57,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:09:57,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:57,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:57,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 222 states and 387 transitions. [2021-11-25 07:10:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 387 transitions. [2021-11-25 07:10:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:10:00,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:00,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:00,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:04,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 225 states and 393 transitions. [2021-11-25 07:10:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 393 transitions. [2021-11-25 07:10:04,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:10:04,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:04,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:04,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:07,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:07,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 228 states and 399 transitions. [2021-11-25 07:10:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 399 transitions. [2021-11-25 07:10:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:10:07,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:07,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:08,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:25,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:25,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 244 states and 433 transitions. [2021-11-25 07:10:25,376 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 433 transitions. [2021-11-25 07:10:25,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:10:25,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:25,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:25,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:29,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:29,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 247 states and 441 transitions. [2021-11-25 07:10:29,044 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 441 transitions. [2021-11-25 07:10:29,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:10:29,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:29,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:29,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:32,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:32,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 250 states and 447 transitions. [2021-11-25 07:10:32,778 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 447 transitions. [2021-11-25 07:10:32,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:10:32,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:32,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:40,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:40,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 258 states and 464 transitions. [2021-11-25 07:10:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 464 transitions. [2021-11-25 07:10:40,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:10:40,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:40,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:40,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:43,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:43,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 261 states and 470 transitions. [2021-11-25 07:10:43,700 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 470 transitions. [2021-11-25 07:10:43,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:10:43,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:43,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:46,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:02,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 281 states and 536 transitions. [2021-11-25 07:11:02,493 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 536 transitions. [2021-11-25 07:11:02,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:11:02,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:02,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:04,858 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:27,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 303 states and 607 transitions. [2021-11-25 07:11:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 607 transitions. [2021-11-25 07:11:27,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:11:27,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:27,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:29,883 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 322 states and 673 transitions. [2021-11-25 07:11:54,158 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 673 transitions. [2021-11-25 07:11:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:11:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:54,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:54,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:54,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 350 states and 759 transitions. [2021-11-25 07:12:54,362 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 759 transitions. [2021-11-25 07:12:54,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:12:54,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:54,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:59,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:05,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:05,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 377 states and 846 transitions. [2021-11-25 07:14:05,089 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 846 transitions. [2021-11-25 07:14:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:14:05,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:05,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:05,346 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:10,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:10,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 381 states and 852 transitions. [2021-11-25 07:14:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 852 transitions. [2021-11-25 07:14:10,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:14:10,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:10,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:15,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:19,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:19,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 408 states and 947 transitions. [2021-11-25 07:15:19,792 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 947 transitions. [2021-11-25 07:15:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:15:19,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:19,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:20,395 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:30,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 417 states and 966 transitions. [2021-11-25 07:15:30,580 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 966 transitions. [2021-11-25 07:15:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:15:30,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:30,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 433 states and 1002 transitions. [2021-11-25 07:15:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1002 transitions. [2021-11-25 07:15:47,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:15:47,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:47,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:54,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:54,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 439 states and 1016 transitions. [2021-11-25 07:15:54,119 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1016 transitions. [2021-11-25 07:15:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:15:54,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:54,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:54,608 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:13,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:13,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 450 states and 1046 transitions. [2021-11-25 07:16:13,851 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1046 transitions. [2021-11-25 07:16:13,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:16:13,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:13,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:13,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:13,882 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:16,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 452 states and 1047 transitions. [2021-11-25 07:16:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1047 transitions. [2021-11-25 07:16:16,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:16:16,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:16,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:16,840 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:25,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:25,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 460 states and 1068 transitions. [2021-11-25 07:16:25,460 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1068 transitions. [2021-11-25 07:16:25,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:16:25,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:25,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 466 states and 1081 transitions. [2021-11-25 07:16:32,295 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1081 transitions. [2021-11-25 07:16:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:16:32,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:32,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:33,157 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 481 states and 1115 transitions. [2021-11-25 07:16:52,134 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1115 transitions. [2021-11-25 07:16:52,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:16:52,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:52,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:52,203 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:04,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 490 states and 1143 transitions. [2021-11-25 07:17:04,161 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1143 transitions. [2021-11-25 07:17:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:17:04,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:04,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:10,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 495 states and 1172 transitions. [2021-11-25 07:17:10,219 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1172 transitions. [2021-11-25 07:17:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:17:10,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:10,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:10,254 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:18,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:18,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 501 states and 1180 transitions. [2021-11-25 07:17:18,237 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1180 transitions. [2021-11-25 07:17:18,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:17:18,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:18,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:18,301 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:25,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 506 states and 1209 transitions. [2021-11-25 07:17:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1209 transitions. [2021-11-25 07:17:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:17:25,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:25,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:25,300 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:36,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:36,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 514 states and 1225 transitions. [2021-11-25 07:17:36,534 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1225 transitions. [2021-11-25 07:17:36,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:17:36,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:36,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:36,571 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:41,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:41,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 517 states and 1234 transitions. [2021-11-25 07:17:41,030 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1234 transitions. [2021-11-25 07:17:41,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:17:41,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:41,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:41,063 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 522 states and 1248 transitions. [2021-11-25 07:17:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1248 transitions. [2021-11-25 07:17:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:17:46,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:46,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:20:28,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:28,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 551 states and 1361 transitions. [2021-11-25 07:20:28,441 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1361 transitions. [2021-11-25 07:20:28,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:20:28,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:28,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat