./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.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_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/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_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/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_18b8e6b3-0580-4404-a6c1-3f983cb7b300/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 c9bc953af286e9cfd29d104859de67d32500c9606def6c78f8ad113aab301f45 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:52:49,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:52:49,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:52:49,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:52:49,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:52:49,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:52:49,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:52:49,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:52:49,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:52:49,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:52:49,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:52:49,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:52:49,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:52:49,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:52:49,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:52:49,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:52:49,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:52:49,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:52:49,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:52:49,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:52:49,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:52:49,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:52:49,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:52:49,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:52:49,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:52:49,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:52:49,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:52:49,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:52:49,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:52:49,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:52:49,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:52:49,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:52:49,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:52:49,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:52:49,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:52:49,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:52:49,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:52:49,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:52:49,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:52:49,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:52:49,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:52:49,533 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:52:49,574 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:52:49,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:52:49,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:52:49,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:52:49,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:52:49,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:52:49,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:52:49,578 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:52:49,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:52:49,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:52:49,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:52:49,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:52:49,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:52:49,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:52:49,579 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:52:49,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:52:49,580 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:52:49,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:52:49,580 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:52:49,580 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:52:49,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:52:49,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:52:49,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:52:49,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:52:49,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:52:49,582 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:52:49,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:52:49,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:52:49,582 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_18b8e6b3-0580-4404-a6c1-3f983cb7b300/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9bc953af286e9cfd29d104859de67d32500c9606def6c78f8ad113aab301f45 [2021-11-25 06:52:49,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:52:49,893 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:52:49,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:52:49,899 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:52:49,901 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:52:49,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2021-11-25 06:52:49,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/data/b706e3e9c/dd3f4bb586a94a70bc7d380bf744f2f7/FLAG5853fcd91 [2021-11-25 06:52:50,498 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:52:50,499 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2021-11-25 06:52:50,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/data/b706e3e9c/dd3f4bb586a94a70bc7d380bf744f2f7/FLAG5853fcd91 [2021-11-25 06:52:50,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/data/b706e3e9c/dd3f4bb586a94a70bc7d380bf744f2f7 [2021-11-25 06:52:50,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:52:50,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:52:50,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:52:50,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:52:50,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:52:50,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:52:50" (1/1) ... [2021-11-25 06:52:50,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b017af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:50, skipping insertion in model container [2021-11-25 06:52:50,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:52:50" (1/1) ... [2021-11-25 06:52:50,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:52:50,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:52:51,185 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_18b8e6b3-0580-4404-a6c1-3f983cb7b300/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c[12924,12937] [2021-11-25 06:52:51,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:52:51,213 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:52:51,306 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_18b8e6b3-0580-4404-a6c1-3f983cb7b300/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c[12924,12937] [2021-11-25 06:52:51,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:52:51,337 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:52:51,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51 WrapperNode [2021-11-25 06:52:51,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:52:51,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:52:51,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:52:51,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:52:51,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,423 INFO L137 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 437 [2021-11-25 06:52:51,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:52:51,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:52:51,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:52:51,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:52:51,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:52:51,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:52:51,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:52:51,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:52:51,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:52:51" (1/1) ... [2021-11-25 06:52:51,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:52:51,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:52:51,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:52:51,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b8e6b3-0580-4404-a6c1-3f983cb7b300/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:52:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:52:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:52:51,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:52:51,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:52:51,687 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:52:51,689 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:52:52,273 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:52:52,922 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:52:52,922 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 06:52:52,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:52:52 BoogieIcfgContainer [2021-11-25 06:52:52,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:52:52,926 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:52:52,927 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:52:52,938 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:52:52,938 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:52:52" (1/1) ... [2021-11-25 06:52:52,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:52:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2021-11-25 06:52:53,039 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2021-11-25 06:52:53,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:52:53,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:53,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:53,801 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 06:52:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:53,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-25 06:52:53,924 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-25 06:52:53,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:52:53,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:53,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:54,241 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 06:52:54,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:54,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2021-11-25 06:52:54,547 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2021-11-25 06:52:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:52:54,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:54,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:54,866 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 06:52:55,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:55,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2021-11-25 06:52:55,307 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2021-11-25 06:52:55,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:52:55,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:55,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:55,601 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 06:52:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2021-11-25 06:52:56,231 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2021-11-25 06:52:56,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:52:56,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:56,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:56,556 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 06:52:57,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:57,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 68 transitions. [2021-11-25 06:52:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 68 transitions. [2021-11-25 06:52:57,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:52:57,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:57,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:57,708 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 06:52:58,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:58,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2021-11-25 06:52:58,760 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2021-11-25 06:52:58,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:52:58,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:58,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:58,888 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 06:52:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2021-11-25 06:52:59,133 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2021-11-25 06:52:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:52:59,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:59,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:59,466 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 06:53:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:01,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 56 states and 96 transitions. [2021-11-25 06:53:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 96 transitions. [2021-11-25 06:53:01,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:53:01,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:01,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:01,283 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 06:53:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:01,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2021-11-25 06:53:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2021-11-25 06:53:01,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:53:01,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:01,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:01,589 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 06:53:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:01,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 60 states and 102 transitions. [2021-11-25 06:53:01,749 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 102 transitions. [2021-11-25 06:53:01,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:53:01,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:01,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:02,508 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 134 transitions. [2021-11-25 06:53:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2021-11-25 06:53:06,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:53:06,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:06,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:11,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 93 states and 169 transitions. [2021-11-25 06:53:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 169 transitions. [2021-11-25 06:53:11,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:53:11,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:11,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:12,041 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:12,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:12,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 94 states and 170 transitions. [2021-11-25 06:53:12,345 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 170 transitions. [2021-11-25 06:53:12,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:53:12,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:12,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:16,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:16,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 108 states and 196 transitions. [2021-11-25 06:53:16,562 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 196 transitions. [2021-11-25 06:53:16,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:53:16,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:16,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:16,974 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:18,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 111 states and 204 transitions. [2021-11-25 06:53:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 204 transitions. [2021-11-25 06:53:18,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:53:18,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:18,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:19,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:19,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 113 states and 208 transitions. [2021-11-25 06:53:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 208 transitions. [2021-11-25 06:53:19,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:53:19,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:19,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:20,647 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:26,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:26,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 132 states and 245 transitions. [2021-11-25 06:53:26,592 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 245 transitions. [2021-11-25 06:53:26,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:53:26,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:26,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:27,876 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:29,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:29,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 134 states and 248 transitions. [2021-11-25 06:53:29,432 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 248 transitions. [2021-11-25 06:53:29,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:53:29,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:29,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:30,632 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:31,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 135 states and 249 transitions. [2021-11-25 06:53:31,692 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 249 transitions. [2021-11-25 06:53:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:53:31,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:31,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:33,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:33,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 136 states and 254 transitions. [2021-11-25 06:53:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 254 transitions. [2021-11-25 06:53:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:53:33,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:33,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:41,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:41,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 155 states and 290 transitions. [2021-11-25 06:53:41,852 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 290 transitions. [2021-11-25 06:53:41,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:53:41,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:41,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 157 states and 292 transitions. [2021-11-25 06:53:44,360 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 292 transitions. [2021-11-25 06:53:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:53:44,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:44,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:45,089 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 159 states and 294 transitions. [2021-11-25 06:53:46,519 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 294 transitions. [2021-11-25 06:53:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:53:46,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:46,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:48,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 161 states and 298 transitions. [2021-11-25 06:53:48,951 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 298 transitions. [2021-11-25 06:53:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:53:48,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:48,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:49,842 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:50,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 162 states and 299 transitions. [2021-11-25 06:53:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 299 transitions. [2021-11-25 06:53:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:53:50,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:50,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:58,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:58,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 176 states and 332 transitions. [2021-11-25 06:53:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 332 transitions. [2021-11-25 06:53:58,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:53:58,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:58,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:58,744 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:53:59,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:59,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 178 states and 340 transitions. [2021-11-25 06:53:59,794 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 340 transitions. [2021-11-25 06:53:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:53:59,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:59,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:00,663 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:06,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:06,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 186 states and 359 transitions. [2021-11-25 06:54:06,098 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 359 transitions. [2021-11-25 06:54:06,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:54:06,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:06,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:07,282 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:14,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:14,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 199 states and 395 transitions. [2021-11-25 06:54:14,488 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 395 transitions. [2021-11-25 06:54:14,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:54:14,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:14,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:22,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:22,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 210 states and 418 transitions. [2021-11-25 06:54:22,757 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 418 transitions. [2021-11-25 06:54:22,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:54:22,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:22,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:23,779 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 221 states and 440 transitions. [2021-11-25 06:54:30,742 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 440 transitions. [2021-11-25 06:54:30,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:54:30,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:30,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:31,082 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:31,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:31,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 222 states and 445 transitions. [2021-11-25 06:54:31,886 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 445 transitions. [2021-11-25 06:54:31,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:54:31,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:31,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:40,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:40,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 231 states and 464 transitions. [2021-11-25 06:54:40,516 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 464 transitions. [2021-11-25 06:54:40,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:54:40,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:40,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:41,546 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:43,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:43,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 233 states and 471 transitions. [2021-11-25 06:54:43,660 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 471 transitions. [2021-11-25 06:54:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:54:43,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:43,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 235 states and 478 transitions. [2021-11-25 06:54:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 478 transitions. [2021-11-25 06:54:45,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:54:45,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:45,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:46,730 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:52,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 240 states and 494 transitions. [2021-11-25 06:54:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 494 transitions. [2021-11-25 06:54:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:54:52,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:52,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:53,293 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 242 states and 502 transitions. [2021-11-25 06:54:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 502 transitions. [2021-11-25 06:54:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:54:55,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:55,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:55,615 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:54:56,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:56,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 243 states and 504 transitions. [2021-11-25 06:54:56,797 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 504 transitions. [2021-11-25 06:54:56,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:54:56,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:56,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:58,150 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:55:06,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:55:06,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 255 states and 526 transitions. [2021-11-25 06:55:06,658 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 526 transitions. [2021-11-25 06:55:06,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:55:06,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:55:06,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:55:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:55:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:55:11,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:55:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 260 states and 548 transitions. [2021-11-25 06:55:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 548 transitions. [2021-11-25 06:55:11,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:55:11,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:55:11,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:55:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:55:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:55:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:55:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 264 states and 565 transitions. [2021-11-25 06:55:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 565 transitions. [2021-11-25 06:55:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:55:14,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:55:14,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:55:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:55:15,135 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:55:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:55:16,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 267 states and 579 transitions. [2021-11-25 06:55:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 579 transitions. [2021-11-25 06:55:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:55:16,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:55:16,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:55:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:55:17,673 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:55:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:55:24,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 274 states and 600 transitions. [2021-11-25 06:55:24,684 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 600 transitions. [2021-11-25 06:55:24,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:55:24,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:55:24,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:55:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:55:25,157 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:55:27,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:55:27,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 277 states and 609 transitions. [2021-11-25 06:55:27,205 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 609 transitions. [2021-11-25 06:55:27,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:55:27,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:55:27,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:55:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:55:27,558 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:55:30,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:55:30,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 281 states and 618 transitions. [2021-11-25 06:55:30,515 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 618 transitions. [2021-11-25 06:55:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:55:30,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:55:30,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:55:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:55:30,790 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:55:31,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:55:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 282 states and 619 transitions. [2021-11-25 06:55:31,575 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 619 transitions. [2021-11-25 06:55:31,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:55:31,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:55:31,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:55:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat