./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bf92ba2f935aadbe2c0ae3d366f72b4144ff6b8b5ce7c503e628d249b478be5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:14:42,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:14:42,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:14:42,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:14:42,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:14:42,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:14:42,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:14:42,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:14:42,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:14:42,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:14:42,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:14:42,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:14:42,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:14:42,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:14:42,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:14:42,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:14:42,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:14:42,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:14:42,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:14:42,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:14:42,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:14:42,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:14:42,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:14:42,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:14:42,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:14:42,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:14:42,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:14:42,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:14:42,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:14:42,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:14:42,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:14:42,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:14:42,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:14:42,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:14:42,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:14:42,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:14:42,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:14:42,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:14:42,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:14:42,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:14:42,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:14:42,590 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:14:42,635 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:14:42,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:14:42,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:14:42,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:14:42,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:14:42,639 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:14:42,639 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:14:42,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:14:42,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:14:42,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:14:42,647 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:14:42,647 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:14:42,648 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:14:42,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:14:42,648 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:14:42,648 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:14:42,649 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:14:42,649 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:14:42,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:14:42,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:14:42,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:14:42,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:14:42,650 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:14:42,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:14:42,651 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_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf92ba2f935aadbe2c0ae3d366f72b4144ff6b8b5ce7c503e628d249b478be5 [2021-11-23 01:14:42,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:14:43,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:14:43,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:14:43,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:14:43,005 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:14:43,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i [2021-11-23 01:14:43,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/data/8005c9f59/fc1d2c357fb44e47bb57494b883919be/FLAG2c4c83318 [2021-11-23 01:14:43,672 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:14:43,673 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i [2021-11-23 01:14:43,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/data/8005c9f59/fc1d2c357fb44e47bb57494b883919be/FLAG2c4c83318 [2021-11-23 01:14:43,949 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/data/8005c9f59/fc1d2c357fb44e47bb57494b883919be [2021-11-23 01:14:43,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:14:43,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:14:43,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:14:43,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:14:43,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:14:43,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:14:43" (1/1) ... [2021-11-23 01:14:43,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79dc7f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:43, skipping insertion in model container [2021-11-23 01:14:43,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:14:43" (1/1) ... [2021-11-23 01:14:43,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:14:44,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:14:44,402 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_04cc07c2-b31c-418c-880b-a59108108238/sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i[24494,24507] [2021-11-23 01:14:44,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:14:44,425 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:14:44,475 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_04cc07c2-b31c-418c-880b-a59108108238/sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i[24494,24507] [2021-11-23 01:14:44,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:14:44,508 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:14:44,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44 WrapperNode [2021-11-23 01:14:44,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:14:44,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:14:44,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:14:44,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:14:44,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,591 INFO L137 Inliner]: procedures = 129, calls = 33, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 198 [2021-11-23 01:14:44,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:14:44,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:14:44,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:14:44,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:14:44,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:14:44,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:14:44,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:14:44,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:14:44,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:44" (1/1) ... [2021-11-23 01:14:44,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:14:44,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:14:44,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:14:44,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04cc07c2-b31c-418c-880b-a59108108238/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:14:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:14:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:14:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:14:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:14:44,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:14:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:14:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:14:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:14:44,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:14:44,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:14:44,859 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:14:44,861 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:14:45,324 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:14:45,373 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:14:45,374 INFO L301 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-23 01:14:45,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:14:45 BoogieIcfgContainer [2021-11-23 01:14:45,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:14:45,377 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:14:45,377 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:14:45,387 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:14:45,388 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:14:45" (1/1) ... [2021-11-23 01:14:45,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:14:45,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:45,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 66 states and 82 transitions. [2021-11-23 01:14:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2021-11-23 01:14:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:14:45,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:45,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:45,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:45,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:45,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 66 states and 80 transitions. [2021-11-23 01:14:45,646 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2021-11-23 01:14:45,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:14:45,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:45,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:45,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 65 states and 79 transitions. [2021-11-23 01:14:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 79 transitions. [2021-11-23 01:14:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:14:45,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:45,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:45,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:45,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:45,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 64 states and 78 transitions. [2021-11-23 01:14:45,997 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2021-11-23 01:14:45,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:14:45,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:45,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:46,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:46,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 64 states and 77 transitions. [2021-11-23 01:14:46,074 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2021-11-23 01:14:46,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:14:46,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:46,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:46,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:46,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 72 states and 90 transitions. [2021-11-23 01:14:46,233 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2021-11-23 01:14:46,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:14:46,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:46,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:46,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:46,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:46,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 99 transitions. [2021-11-23 01:14:46,661 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 99 transitions. [2021-11-23 01:14:46,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:14:46,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:46,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:14:47,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2021-11-23 01:14:47,308 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2021-11-23 01:14:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:14:47,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:48,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 89 states and 121 transitions. [2021-11-23 01:14:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2021-11-23 01:14:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:14:48,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:48,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:48,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:48,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 91 states and 122 transitions. [2021-11-23 01:14:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 122 transitions. [2021-11-23 01:14:48,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:14:48,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:48,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:48,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:14:49,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:49,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 100 states and 139 transitions. [2021-11-23 01:14:49,695 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 139 transitions. [2021-11-23 01:14:49,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:49,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:49,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:49,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:14:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 100 states and 138 transitions. [2021-11-23 01:14:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 138 transitions. [2021-11-23 01:14:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:14:49,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:49,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:49,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:50,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 100 states and 135 transitions. [2021-11-23 01:14:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 135 transitions. [2021-11-23 01:14:50,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:14:50,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 104 states and 143 transitions. [2021-11-23 01:14:51,809 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 143 transitions. [2021-11-23 01:14:51,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:14:51,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 106 states and 144 transitions. [2021-11-23 01:14:52,478 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 144 transitions. [2021-11-23 01:14:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:14:52,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:53,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 106 states and 142 transitions. [2021-11-23 01:14:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 142 transitions. [2021-11-23 01:14:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:14:53,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:53,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:14:54,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:54,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 98 states and 130 transitions. [2021-11-23 01:14:54,477 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2021-11-23 01:14:54,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:14:54,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:54,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:14:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2021-11-23 01:14:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2021-11-23 01:14:55,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:14:55,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:55,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:14:58,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 94 states and 129 transitions. [2021-11-23 01:14:58,793 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 129 transitions. [2021-11-23 01:14:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:14:58,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:14:59,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:59,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2021-11-23 01:14:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2021-11-23 01:14:59,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:59,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:59,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:15:00,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 91 states and 124 transitions. [2021-11-23 01:15:00,565 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 124 transitions. [2021-11-23 01:15:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:15:00,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:00,999 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 138 transitions. [2021-11-23 01:15:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 138 transitions. [2021-11-23 01:15:05,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:15:05,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:06,380 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:13,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 105 states and 152 transitions. [2021-11-23 01:15:13,772 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 152 transitions. [2021-11-23 01:15:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:15:13,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,252 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2021-11-23 01:15:21,033 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2021-11-23 01:15:21,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:21,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,324 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 132 states and 197 transitions. [2021-11-23 01:15:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 197 transitions. [2021-11-23 01:15:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:36,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:38,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 134 states and 201 transitions. [2021-11-23 01:15:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 201 transitions. [2021-11-23 01:15:38,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:38,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:38,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,620 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:15:42,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 139 states and 209 transitions. [2021-11-23 01:15:42,529 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 209 transitions. [2021-11-23 01:15:42,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:42,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:42,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:15:45,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 144 states and 217 transitions. [2021-11-23 01:15:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 217 transitions. [2021-11-23 01:15:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:45,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:15:47,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 136 states and 202 transitions. [2021-11-23 01:15:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 202 transitions. [2021-11-23 01:15:47,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:15:47,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:16:10,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 158 states and 243 transitions. [2021-11-23 01:16:10,085 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 243 transitions. [2021-11-23 01:16:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:10,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:10,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:16:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 165 states and 262 transitions. [2021-11-23 01:16:14,761 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 262 transitions. [2021-11-23 01:16:14,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:14,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:14,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:16:17,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 167 states and 266 transitions. [2021-11-23 01:16:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 266 transitions. [2021-11-23 01:16:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:17,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:17,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,723 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:16:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 174 states and 288 transitions. [2021-11-23 01:16:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 288 transitions. [2021-11-23 01:16:25,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:25,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:25,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:25,523 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:16:28,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:28,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 292 transitions. [2021-11-23 01:16:28,120 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 292 transitions. [2021-11-23 01:16:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:28,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:28,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:28,142 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:16:30,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 178 states and 294 transitions. [2021-11-23 01:16:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 294 transitions. [2021-11-23 01:16:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:30,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:16:32,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 180 states and 296 transitions. [2021-11-23 01:16:32,610 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 296 transitions. [2021-11-23 01:16:32,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:32,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:16:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 182 states and 299 transitions. [2021-11-23 01:16:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 299 transitions. [2021-11-23 01:16:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:34,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:16:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 184 states and 302 transitions. [2021-11-23 01:16:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 302 transitions. [2021-11-23 01:16:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:37,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,353 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:16:37,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 184 states and 301 transitions. [2021-11-23 01:16:37,362 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 301 transitions. [2021-11-23 01:16:37,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:16:37,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:38,889 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:16:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 192 states and 322 transitions. [2021-11-23 01:16:50,315 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 322 transitions. [2021-11-23 01:16:50,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:16:50,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:50,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:50,681 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:17:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 200 states and 342 transitions. [2021-11-23 01:17:00,270 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 342 transitions. [2021-11-23 01:17:00,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:00,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:00,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:17:03,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:03,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 202 states and 344 transitions. [2021-11-23 01:17:03,247 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 344 transitions. [2021-11-23 01:17:03,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:03,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:03,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:17:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:17,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 211 states and 368 transitions. [2021-11-23 01:17:17,827 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 368 transitions. [2021-11-23 01:17:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:17,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:17,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:17,869 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:17:21,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:21,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 213 states and 370 transitions. [2021-11-23 01:17:21,244 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 370 transitions. [2021-11-23 01:17:21,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:21,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:21,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:21,271 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:17:24,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:24,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 215 states and 372 transitions. [2021-11-23 01:17:24,568 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 372 transitions. [2021-11-23 01:17:24,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:24,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:24,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:24,596 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:17:28,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:28,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 217 states and 374 transitions. [2021-11-23 01:17:28,455 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 374 transitions. [2021-11-23 01:17:28,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:28,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:28,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:28,495 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:17:32,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:32,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 219 states and 376 transitions. [2021-11-23 01:17:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 376 transitions. [2021-11-23 01:17:32,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:32,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:32,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:32,828 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:17:34,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:34,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 222 states and 382 transitions. [2021-11-23 01:17:34,692 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 382 transitions. [2021-11-23 01:17:34,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:34,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:34,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:35,301 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:17:38,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:38,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 225 states and 388 transitions. [2021-11-23 01:17:38,679 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 388 transitions. [2021-11-23 01:17:38,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:38,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:38,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:17:46,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:46,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 232 states and 401 transitions. [2021-11-23 01:17:46,359 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 401 transitions. [2021-11-23 01:17:46,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:46,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:46,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:17:50,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:50,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 235 states and 406 transitions. [2021-11-23 01:17:50,661 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 406 transitions. [2021-11-23 01:17:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:17:50,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:50,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:51,556 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:17:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 227 states and 396 transitions. [2021-11-23 01:17:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 396 transitions. [2021-11-23 01:17:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:59,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:59,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:04,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 227 states and 395 transitions. [2021-11-23 01:18:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 395 transitions. [2021-11-23 01:18:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:04,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:04,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:05,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:05,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 228 states and 396 transitions. [2021-11-23 01:18:05,662 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 396 transitions. [2021-11-23 01:18:05,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:05,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:05,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 228 states and 395 transitions. [2021-11-23 01:18:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 395 transitions. [2021-11-23 01:18:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:18:09,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:09,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:09,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:49,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:49,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 241 states and 426 transitions. [2021-11-23 01:18:49,019 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 426 transitions. [2021-11-23 01:18:49,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:18:49,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:49,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:53,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:53,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 243 states and 430 transitions. [2021-11-23 01:18:53,538 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 430 transitions. [2021-11-23 01:18:53,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:18:53,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:53,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:57,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:57,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 245 states and 434 transitions. [2021-11-23 01:18:57,877 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 434 transitions. [2021-11-23 01:18:57,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:18:57,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:57,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:19:03,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 250 states and 442 transitions. [2021-11-23 01:19:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 442 transitions. [2021-11-23 01:19:03,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:19:03,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:04,602 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:19:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 255 states and 451 transitions. [2021-11-23 01:19:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 451 transitions. [2021-11-23 01:19:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:19:13,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:13,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:19:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:24,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 259 states and 457 transitions. [2021-11-23 01:19:24,726 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 457 transitions. [2021-11-23 01:19:24,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:19:24,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:24,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:26,082 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:19:36,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 269 states and 479 transitions. [2021-11-23 01:19:36,221 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 479 transitions. [2021-11-23 01:19:36,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:19:36,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:36,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:37,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:19:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 279 states and 509 transitions. [2021-11-23 01:19:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 509 transitions. [2021-11-23 01:19:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:50,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:50,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:50,658 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:54,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:54,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 278 states and 508 transitions. [2021-11-23 01:19:54,772 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 508 transitions. [2021-11-23 01:19:54,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:54,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:54,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:20:31,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:31,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 294 states and 534 transitions. [2021-11-23 01:20:31,761 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 534 transitions. [2021-11-23 01:20:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:31,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:31,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:21:06,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 306 states and 552 transitions. [2021-11-23 01:21:06,712 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 552 transitions. [2021-11-23 01:21:06,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:06,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:21:11,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 286 states and 525 transitions. [2021-11-23 01:21:11,002 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 525 transitions. [2021-11-23 01:21:11,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:21:11,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:16,695 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:58,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 299 states and 554 transitions. [2021-11-23 01:21:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 554 transitions. [2021-11-23 01:21:58,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:21:58,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:58,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:01,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:31,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 309 states and 574 transitions. [2021-11-23 01:22:31,172 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 574 transitions. [2021-11-23 01:22:31,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:22:31,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:31,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:37,175 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:13,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 319 states and 596 transitions. [2021-11-23 01:23:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 596 transitions. [2021-11-23 01:23:13,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:23:13,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,956 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:38,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:38,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 327 states and 611 transitions. [2021-11-23 01:23:38,733 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 611 transitions. [2021-11-23 01:23:38,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:23:38,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:38,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:38,793 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:42,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 328 states and 613 transitions. [2021-11-23 01:23:42,066 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 613 transitions. [2021-11-23 01:23:42,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:23:42,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:42,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:43,005 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:46,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:46,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 328 states and 612 transitions. [2021-11-23 01:23:46,319 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 612 transitions. [2021-11-23 01:23:46,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:23:46,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:46,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:53,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 330 states and 615 transitions. [2021-11-23 01:23:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 615 transitions. [2021-11-23 01:23:53,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:23:53,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:53,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:53,923 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 338 states and 629 transitions. [2021-11-23 01:24:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 629 transitions. [2021-11-23 01:24:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:24:17,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:17,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:17,763 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:24,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:24,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 340 states and 632 transitions. [2021-11-23 01:24:24,984 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 632 transitions. [2021-11-23 01:24:24,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:24:24,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:24,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:24:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 346 states and 644 transitions. [2021-11-23 01:24:48,605 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 644 transitions. [2021-11-23 01:24:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:24:48,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:48,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:25:10,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:10,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 354 states and 671 transitions. [2021-11-23 01:25:10,936 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 671 transitions. [2021-11-23 01:25:10,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:25:10,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:10,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:25:13,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:13,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 355 states and 671 transitions. [2021-11-23 01:25:13,644 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 671 transitions. [2021-11-23 01:25:13,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:25:13,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:13,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:14,470 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:25:30,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:30,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 363 states and 688 transitions. [2021-11-23 01:25:30,022 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 688 transitions. [2021-11-23 01:25:30,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:25:30,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:30,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:30,044 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:25:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:32,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 364 states and 688 transitions. [2021-11-23 01:25:32,864 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 688 transitions. [2021-11-23 01:25:32,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:25:32,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:32,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:43,106 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:39,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 380 states and 714 transitions. [2021-11-23 01:26:39,699 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 714 transitions. [2021-11-23 01:26:39,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:26:39,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:39,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:26:46,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:46,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 382 states and 715 transitions. [2021-11-23 01:26:46,458 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 715 transitions. [2021-11-23 01:26:46,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:26:46,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:46,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:46,483 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked.