./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB --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 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:53:06,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:06,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:06,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:06,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:06,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:06,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:06,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:06,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:06,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:06,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:06,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:06,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:06,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:06,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:06,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:06,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:06,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:06,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:06,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:06,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:06,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:06,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:06,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:06,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:06,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:06,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:06,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:06,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:06,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:06,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:06,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:06,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:06,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:06,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:06,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:06,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:06,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:06,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:06,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:06,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:06,589 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:53:06,633 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:06,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:06,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:06,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:06,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:06,637 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:06,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:53:06,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:06,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:06,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:06,640 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:53:06,640 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:53:06,640 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:53:06,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:06,641 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:06,641 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:06,642 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:06,642 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:06,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:06,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:06,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:06,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:06,643 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:06,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:06,644 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_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a17e1f9edfd37607fb472869452b377d4af1281c9808dec0371b4f943952037 [2022-10-17 16:53:06,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:07,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:07,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:07,023 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:07,024 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:07,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2022-10-17 16:53:07,101 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/data/1cfbcee27/fe4b648394284cc49d4756261df2d8bf/FLAG58b990290 [2022-10-17 16:53:07,763 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:07,764 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i [2022-10-17 16:53:07,787 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/data/1cfbcee27/fe4b648394284cc49d4756261df2d8bf/FLAG58b990290 [2022-10-17 16:53:07,971 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/data/1cfbcee27/fe4b648394284cc49d4756261df2d8bf [2022-10-17 16:53:07,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:07,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:07,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:07,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:07,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:07,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:07" (1/1) ... [2022-10-17 16:53:07,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646a7f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:07, skipping insertion in model container [2022-10-17 16:53:07,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:07" (1/1) ... [2022-10-17 16:53:07,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:08,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:08,629 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_ae374c82-f035-4a4e-9ccc-b2eedf476722/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2022-10-17 16:53:08,869 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_ae374c82-f035-4a4e-9ccc-b2eedf476722/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2022-10-17 16:53:08,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:08,922 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:08,969 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_ae374c82-f035-4a4e-9ccc-b2eedf476722/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[33021,33034] [2022-10-17 16:53:09,066 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_ae374c82-f035-4a4e-9ccc-b2eedf476722/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test5-1.i[49681,49694] [2022-10-17 16:53:09,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:09,124 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:09,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09 WrapperNode [2022-10-17 16:53:09,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:09,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:09,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:09,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:09,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,372 INFO L138 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 1459 [2022-10-17 16:53:09,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:09,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:09,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:09,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:09,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,584 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:09,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:09,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:09,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:09,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:09" (1/1) ... [2022-10-17 16:53:09,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:09,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:09,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:09,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae374c82-f035-4a4e-9ccc-b2eedf476722/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:53:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:53:09,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:53:09,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:09,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:53:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:53:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:53:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:09,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:09,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:10,032 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:10,034 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:13,608 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:13,912 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:13,913 INFO L300 CfgBuilder]: Removed 83 assume(true) statements. [2022-10-17 16:53:13,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:13 BoogieIcfgContainer [2022-10-17 16:53:13,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:13,920 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:13,920 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:13,932 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:13,932 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:13" (1/1) ... [2022-10-17 16:53:13,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:53:14,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:14,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1314 states and 1478 transitions. [2022-10-17 16:53:14,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1478 transitions. [2022-10-17 16:53:14,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:53:14,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:14,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:14,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1313 states and 1477 transitions. [2022-10-17 16:53:14,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1477 transitions. [2022-10-17 16:53:14,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:53:14,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:14,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:14,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:14,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1312 states and 1476 transitions. [2022-10-17 16:53:14,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1476 transitions. [2022-10-17 16:53:14,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:53:14,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:14,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:14,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:14,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1311 states and 1475 transitions. [2022-10-17 16:53:14,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1475 transitions. [2022-10-17 16:53:14,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:53:14,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:14,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:14,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:14,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1310 states and 1474 transitions. [2022-10-17 16:53:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1474 transitions. [2022-10-17 16:53:14,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:53:14,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:14,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:14,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1311 states and 1476 transitions. [2022-10-17 16:53:14,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1476 transitions. [2022-10-17 16:53:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:53:14,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:14,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:15,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:53:15,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:15,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:15,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:15,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1311 states and 1470 transitions. [2022-10-17 16:53:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1470 transitions. [2022-10-17 16:53:15,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:15,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:15,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:15,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:53:15,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:15,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:15,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1313 states and 1472 transitions. [2022-10-17 16:53:15,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1472 transitions. [2022-10-17 16:53:15,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:15,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:15,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:15,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:53:15,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:15,415 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1315 states and 1476 transitions. [2022-10-17 16:53:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1476 transitions. [2022-10-17 16:53:15,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:15,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:15,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:15,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:15,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:16,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:16,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1317 states and 1482 transitions. [2022-10-17 16:53:16,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1482 transitions. [2022-10-17 16:53:16,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:16,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:16,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:16,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:16,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:16,198 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:16,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:16,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:16,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1318 states and 1484 transitions. [2022-10-17 16:53:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1484 transitions. [2022-10-17 16:53:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:16,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:16,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:16,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:16,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:16,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:16,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:16,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1318 states and 1483 transitions. [2022-10-17 16:53:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1483 transitions. [2022-10-17 16:53:16,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:16,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:16,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:16,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:16,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:16,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1317 states and 1482 transitions. [2022-10-17 16:53:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1482 transitions. [2022-10-17 16:53:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:16,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:16,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:16,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:16,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:16,767 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:17,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1318 states and 1484 transitions. [2022-10-17 16:53:17,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1484 transitions. [2022-10-17 16:53:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:53:17,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:17,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:17,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:17,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:17,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1321 states and 1490 transitions. [2022-10-17 16:53:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1490 transitions. [2022-10-17 16:53:17,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:53:17,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:17,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:17,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:17,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:17,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:17,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1320 states and 1489 transitions. [2022-10-17 16:53:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1489 transitions. [2022-10-17 16:53:17,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:53:17,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:17,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:17,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:17,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:17,487 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:17,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:17,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1321 states and 1491 transitions. [2022-10-17 16:53:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1491 transitions. [2022-10-17 16:53:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:53:17,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:17,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:17,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:17,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:17,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1320 states and 1490 transitions. [2022-10-17 16:53:17,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1490 transitions. [2022-10-17 16:53:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:53:17,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:17,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:17,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:17,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:17,992 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:18,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:18,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:18,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1321 states and 1492 transitions. [2022-10-17 16:53:18,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1492 transitions. [2022-10-17 16:53:18,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:53:18,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:18,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:18,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:18,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:18,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:18,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1324 states and 1496 transitions. [2022-10-17 16:53:18,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1496 transitions. [2022-10-17 16:53:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:53:18,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:18,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:18,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:18,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1323 states and 1495 transitions. [2022-10-17 16:53:18,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1495 transitions. [2022-10-17 16:53:18,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:53:18,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:18,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:18,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:18,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:18,750 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:19,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1324 states and 1497 transitions. [2022-10-17 16:53:19,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1497 transitions. [2022-10-17 16:53:19,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:53:19,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:19,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:19,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:19,172 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:19,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1325 states and 1500 transitions. [2022-10-17 16:53:19,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1500 transitions. [2022-10-17 16:53:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:53:19,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:19,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:19,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:19,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1325 states and 1499 transitions. [2022-10-17 16:53:19,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1499 transitions. [2022-10-17 16:53:19,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:53:19,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:19,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:19,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:19,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1328 states and 1503 transitions. [2022-10-17 16:53:19,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1503 transitions. [2022-10-17 16:53:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:53:19,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:19,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:19,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:19,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1327 states and 1502 transitions. [2022-10-17 16:53:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1502 transitions. [2022-10-17 16:53:19,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:53:19,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:20,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:20,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:20,065 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:20,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1328 states and 1504 transitions. [2022-10-17 16:53:20,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1504 transitions. [2022-10-17 16:53:20,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:53:20,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:20,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:20,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:20,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:20,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:20,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1327 states and 1503 transitions. [2022-10-17 16:53:20,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1503 transitions. [2022-10-17 16:53:20,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:53:20,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:20,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:20,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:20,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:20,654 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:20,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:21,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1328 states and 1505 transitions. [2022-10-17 16:53:21,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1505 transitions. [2022-10-17 16:53:21,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:21,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:21,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:21,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:21,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:21,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:21,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:21,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1331 states and 1509 transitions. [2022-10-17 16:53:21,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1509 transitions. [2022-10-17 16:53:21,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:21,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:21,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:21,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:21,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:21,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:21,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:21,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1330 states and 1508 transitions. [2022-10-17 16:53:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1508 transitions. [2022-10-17 16:53:21,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:21,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:21,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:21,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:21,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:21,453 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:21,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:21,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:21,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1331 states and 1510 transitions. [2022-10-17 16:53:21,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1510 transitions. [2022-10-17 16:53:21,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:53:21,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:21,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:21,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:21,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:21,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:21,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:21,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1330 states and 1509 transitions. [2022-10-17 16:53:21,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1509 transitions. [2022-10-17 16:53:21,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:53:21,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:21,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:22,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:22,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:22,016 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:22,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1331 states and 1511 transitions. [2022-10-17 16:53:22,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1511 transitions. [2022-10-17 16:53:22,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:22,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:22,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:22,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:22,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:22,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:22,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:22,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1334 states and 1515 transitions. [2022-10-17 16:53:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1515 transitions. [2022-10-17 16:53:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:22,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:22,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:22,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:22,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:22,628 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:22,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:22,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1335 states and 1518 transitions. [2022-10-17 16:53:22,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1518 transitions. [2022-10-17 16:53:22,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:22,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:22,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:22,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:22,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1335 states and 1517 transitions. [2022-10-17 16:53:23,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1517 transitions. [2022-10-17 16:53:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:53:23,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:23,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:23,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:23,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1338 states and 1521 transitions. [2022-10-17 16:53:23,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1521 transitions. [2022-10-17 16:53:23,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:53:23,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:53:23,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:23,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1354 states and 1539 transitions. [2022-10-17 16:53:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1539 transitions. [2022-10-17 16:53:23,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:53:23,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:53:23,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:23,848 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:23,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:24,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1370 states and 1564 transitions. [2022-10-17 16:53:24,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1564 transitions. [2022-10-17 16:53:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:53:24,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:53:24,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:24,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1370 states and 1562 transitions. [2022-10-17 16:53:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1562 transitions. [2022-10-17 16:53:24,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:53:24,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:24,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:24,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:24,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1355 states and 1543 transitions. [2022-10-17 16:53:24,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1543 transitions. [2022-10-17 16:53:24,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:53:24,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:53:24,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:24,720 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:26,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1370 states and 1561 transitions. [2022-10-17 16:53:26,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1561 transitions. [2022-10-17 16:53:26,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:53:26,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:26,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:26,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:26,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:26,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:27,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1249 states and 1395 transitions. [2022-10-17 16:53:27,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1395 transitions. [2022-10-17 16:53:27,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:53:27,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:27,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:27,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1248 states and 1394 transitions. [2022-10-17 16:53:28,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1394 transitions. [2022-10-17 16:53:28,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:53:28,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:28,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1247 states and 1393 transitions. [2022-10-17 16:53:28,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1393 transitions. [2022-10-17 16:53:28,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:53:28,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:28,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1247 states and 1392 transitions. [2022-10-17 16:53:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1392 transitions. [2022-10-17 16:53:28,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:53:28,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:28,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1246 states and 1391 transitions. [2022-10-17 16:53:28,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1391 transitions. [2022-10-17 16:53:28,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:53:28,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:28,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:29,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:29,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1245 states and 1390 transitions. [2022-10-17 16:53:29,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1390 transitions. [2022-10-17 16:53:29,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:53:29,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:29,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:29,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:29,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1245 states and 1389 transitions. [2022-10-17 16:53:29,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1389 transitions. [2022-10-17 16:53:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:53:29,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:29,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1244 states and 1388 transitions. [2022-10-17 16:53:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1388 transitions. [2022-10-17 16:53:30,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:53:30,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:30,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1243 states and 1387 transitions. [2022-10-17 16:53:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1387 transitions. [2022-10-17 16:53:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:53:30,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:53:30,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1243 states and 1385 transitions. [2022-10-17 16:53:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1385 transitions. [2022-10-17 16:53:30,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:53:30,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:30,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:30,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1243 states and 1384 transitions. [2022-10-17 16:53:31,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1384 transitions. [2022-10-17 16:53:31,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:31,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:31,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:33,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1242 states and 1383 transitions. [2022-10-17 16:53:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1383 transitions. [2022-10-17 16:53:33,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:33,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:33,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:33,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:33,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:35,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:35,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1241 states and 1382 transitions. [2022-10-17 16:53:35,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1382 transitions. [2022-10-17 16:53:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:53:35,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:35,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:35,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:35,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:35,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:35,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1240 states and 1381 transitions. [2022-10-17 16:53:35,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1381 transitions. [2022-10-17 16:53:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:53:35,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:35,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:36,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:36,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.