./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.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_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/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_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/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_141faaa6-a19f-498f-b3f9-4fb5c584a234/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 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 --- 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 16:52:44,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:52:44,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:52:44,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:52:44,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:52:44,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:52:44,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:52:44,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:52:44,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:52:44,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:52:44,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:52:44,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:52:44,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:52:44,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:52:44,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:52:44,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:52:44,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:52:44,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:52:44,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:52:44,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:52:44,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:52:44,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:52:44,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:52:44,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:52:44,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:52:44,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:52:44,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:52:44,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:52:44,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:52:44,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:52:44,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:52:44,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:52:44,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:52:44,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:52:44,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:52:44,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:52:44,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:52:44,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:52:44,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:52:44,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:52:44,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:52:44,599 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:52:44,645 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:52:44,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:52:44,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:52:44,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:52:44,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:52:44,648 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:52:44,648 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:52:44,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:52:44,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:52:44,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:52:44,650 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:52:44,650 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:52:44,651 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:52:44,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:52:44,651 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:52:44,651 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:52:44,651 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:52:44,652 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:52:44,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:52:44,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:44,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:52:44,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:52:44,653 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:52:44,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:52:44,653 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_141faaa6-a19f-498f-b3f9-4fb5c584a234/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7770ba1119c1ebb05279b2f71af570d7d6521032dfc344bf6d89fc60d99335e2 [2022-10-17 16:52:44,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:52:45,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:52:45,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:52:45,013 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:52:45,014 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:52:45,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2022-10-17 16:52:45,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/data/cb41cf45e/3af82872cb3b453f93a700f80032af84/FLAG5b8ad6a21 [2022-10-17 16:52:45,854 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:52:45,854 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i [2022-10-17 16:52:45,899 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/data/cb41cf45e/3af82872cb3b453f93a700f80032af84/FLAG5b8ad6a21 [2022-10-17 16:52:46,041 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/data/cb41cf45e/3af82872cb3b453f93a700f80032af84 [2022-10-17 16:52:46,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:52:46,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:52:46,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:46,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:52:46,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:52:46,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:46" (1/1) ... [2022-10-17 16:52:46,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f43b915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:46, skipping insertion in model container [2022-10-17 16:52:46,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:46" (1/1) ... [2022-10-17 16:52:46,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:52:46,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:52:46,857 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_141faaa6-a19f-498f-b3f9-4fb5c584a234/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2022-10-17 16:52:47,109 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_141faaa6-a19f-498f-b3f9-4fb5c584a234/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2022-10-17 16:52:47,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:47,139 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:52:47,172 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_141faaa6-a19f-498f-b3f9-4fb5c584a234/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[33021,33034] [2022-10-17 16:52:47,289 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_141faaa6-a19f-498f-b3f9-4fb5c584a234/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-2.i[49681,49694] [2022-10-17 16:52:47,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:47,352 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:52:47,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47 WrapperNode [2022-10-17 16:52:47,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:47,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:47,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:52:47,358 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:52:47,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,628 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 1623 [2022-10-17 16:52:47,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:47,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:52:47,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:52:47,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:52:47,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,785 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:52:47,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:52:47,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:52:47,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:52:47,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:47,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:52:47,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:52:47,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141faaa6-a19f-498f-b3f9-4fb5c584a234/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:52:47,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:52:47,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:52:47,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:52:47,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:52:47,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:52:47,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:52:47,924 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:52:47,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:52:47,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:52:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:52:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:52:47,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:52:48,224 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:52:48,226 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:52:52,040 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:52:52,287 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:52:52,288 INFO L300 CfgBuilder]: Removed 92 assume(true) statements. [2022-10-17 16:52:52,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:52 BoogieIcfgContainer [2022-10-17 16:52:52,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:52:52,302 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:52:52,302 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:52:52,312 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:52:52,312 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:52" (1/1) ... [2022-10-17 16:52:52,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:52:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:52,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1494 states and 1677 transitions. [2022-10-17 16:52:52,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1677 transitions. [2022-10-17 16:52:52,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:52:52,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:52,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:52,713 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 16:52:52,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1493 states and 1676 transitions. [2022-10-17 16:52:52,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1676 transitions. [2022-10-17 16:52:52,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:52:52,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:52,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:52,908 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 16:52:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:52,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1492 states and 1675 transitions. [2022-10-17 16:52:52,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 1675 transitions. [2022-10-17 16:52:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:52:53,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:53,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:53,113 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 16:52:53,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1491 states and 1674 transitions. [2022-10-17 16:52:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1674 transitions. [2022-10-17 16:52:53,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:52:53,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:53,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:53,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:53,268 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 16:52:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:53,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1490 states and 1673 transitions. [2022-10-17 16:52:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1673 transitions. [2022-10-17 16:52:53,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:52:53,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:53,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:53,372 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 16:52:53,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:53,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1491 states and 1675 transitions. [2022-10-17 16:52:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1675 transitions. [2022-10-17 16:52:53,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:52:53,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:53,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:53,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:52:53,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:53,576 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 16:52:53,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:53,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1491 states and 1669 transitions. [2022-10-17 16:52:53,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1669 transitions. [2022-10-17 16:52:53,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:52:53,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:53,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:53,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:52:53,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:53,710 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 16:52:53,743 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 16:52:53,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1493 states and 1671 transitions. [2022-10-17 16:52:53,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1671 transitions. [2022-10-17 16:52:53,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:52:53,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:53,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:52:53,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:53,924 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 16:52:53,997 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 16:52:54,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:54,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1495 states and 1675 transitions. [2022-10-17 16:52:54,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1675 transitions. [2022-10-17 16:52:54,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:52:54,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:54,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:54,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:54,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:54,273 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 16:52:54,379 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 16:52:54,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:54,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1496 states and 1677 transitions. [2022-10-17 16:52:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1677 transitions. [2022-10-17 16:52:54,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:52:54,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:54,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:54,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:54,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:54,566 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 16:52:54,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1496 states and 1676 transitions. [2022-10-17 16:52:54,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1676 transitions. [2022-10-17 16:52:54,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:52:54,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:54,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:54,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:54,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:54,772 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 16:52:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1498 states and 1682 transitions. [2022-10-17 16:52:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1682 transitions. [2022-10-17 16:52:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:52:55,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:55,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:55,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:55,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:55,097 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 16:52:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:55,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1497 states and 1681 transitions. [2022-10-17 16:52:55,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1681 transitions. [2022-10-17 16:52:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:52:55,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:55,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:55,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:55,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:55,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:55,226 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 16:52:55,309 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 16:52:55,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1498 states and 1683 transitions. [2022-10-17 16:52:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1683 transitions. [2022-10-17 16:52:55,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:52:55,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:55,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:55,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:55,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:55,579 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 16:52:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:55,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1497 states and 1682 transitions. [2022-10-17 16:52:55,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1682 transitions. [2022-10-17 16:52:55,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:52:55,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:55,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:55,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:55,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:55,700 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 16:52:55,768 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 16:52:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1498 states and 1684 transitions. [2022-10-17 16:52:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1684 transitions. [2022-10-17 16:52:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:52:55,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:55,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:56,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:52:56,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:56,087 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 16:52:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:56,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1501 states and 1690 transitions. [2022-10-17 16:52:56,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1690 transitions. [2022-10-17 16:52:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:52:56,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:56,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:56,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:56,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:56,302 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 16:52:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:56,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1500 states and 1689 transitions. [2022-10-17 16:52:56,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1689 transitions. [2022-10-17 16:52:56,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:52:56,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:56,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:56,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:56,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:56,427 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 16:52:56,503 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 16:52:56,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1501 states and 1691 transitions. [2022-10-17 16:52:56,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1691 transitions. [2022-10-17 16:52:56,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:52:56,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:56,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:56,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:56,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:56,847 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 16:52:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:56,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1500 states and 1690 transitions. [2022-10-17 16:52:56,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1690 transitions. [2022-10-17 16:52:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:52:56,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:56,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:56,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:56,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:56,971 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 16:52:57,052 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 16:52:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1501 states and 1692 transitions. [2022-10-17 16:52:57,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1692 transitions. [2022-10-17 16:52:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:52:57,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:57,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:57,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:52:57,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:57,374 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 16:52:57,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:57,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1504 states and 1696 transitions. [2022-10-17 16:52:57,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1696 transitions. [2022-10-17 16:52:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:52:57,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:57,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:57,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:57,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:57,496 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 16:52:57,595 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 16:52:57,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:57,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1505 states and 1699 transitions. [2022-10-17 16:52:57,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1699 transitions. [2022-10-17 16:52:57,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:52:57,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:57,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:57,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:57,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:57,777 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 16:52:57,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:57,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1505 states and 1698 transitions. [2022-10-17 16:52:57,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1698 transitions. [2022-10-17 16:52:57,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:52:57,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:57,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:58,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:58,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:58,018 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 16:52:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1504 states and 1697 transitions. [2022-10-17 16:52:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1697 transitions. [2022-10-17 16:52:58,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:52:58,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:58,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:58,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:58,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:58,158 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 16:52:58,257 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 16:52:58,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:58,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1505 states and 1699 transitions. [2022-10-17 16:52:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1699 transitions. [2022-10-17 16:52:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:52:58,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:58,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:58,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:52:58,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:58,616 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 16:52:58,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:58,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1508 states and 1703 transitions. [2022-10-17 16:52:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 1703 transitions. [2022-10-17 16:52:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:52:58,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:58,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:58,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:58,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:58,754 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 16:52:58,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1507 states and 1702 transitions. [2022-10-17 16:52:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1702 transitions. [2022-10-17 16:52:58,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:52:58,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:58,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:58,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:58,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:58,867 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 16:52:58,963 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 16:52:59,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:59,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1508 states and 1704 transitions. [2022-10-17 16:52:59,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 1704 transitions. [2022-10-17 16:52:59,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:52:59,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:59,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:59,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:52:59,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:59,321 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 16:52:59,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1507 states and 1703 transitions. [2022-10-17 16:52:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1703 transitions. [2022-10-17 16:52:59,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:52:59,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:59,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:59,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:52:59,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:59,446 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 16:52:59,553 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 16:52:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1508 states and 1705 transitions. [2022-10-17 16:52:59,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 1705 transitions. [2022-10-17 16:52:59,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:52:59,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:59,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:59,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:52:59,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:52:59,939 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 16:52:59,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:59,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1511 states and 1709 transitions. [2022-10-17 16:52:59,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1709 transitions. [2022-10-17 16:52:59,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:52:59,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:59,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:00,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:00,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:00,077 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 16:53:00,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1510 states and 1708 transitions. [2022-10-17 16:53:00,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1708 transitions. [2022-10-17 16:53:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:53:00,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:00,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:00,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:00,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:00,188 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 16:53:00,306 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 16:53:00,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:00,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1511 states and 1710 transitions. [2022-10-17 16:53:00,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1710 transitions. [2022-10-17 16:53:00,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:00,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:00,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:00,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:00,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:00,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:00,685 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 16:53:00,808 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 16:53:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1512 states and 1713 transitions. [2022-10-17 16:53:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1713 transitions. [2022-10-17 16:53:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:00,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:00,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:00,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:00,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:00,993 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 16:53:01,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:01,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1512 states and 1712 transitions. [2022-10-17 16:53:01,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1712 transitions. [2022-10-17 16:53:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:01,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:01,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:01,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:01,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:01,357 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 16:53:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1515 states and 1716 transitions. [2022-10-17 16:53:01,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1716 transitions. [2022-10-17 16:53:01,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:53:01,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:01,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:01,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:01,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:01,487 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 16:53:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:01,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1518 states and 1720 transitions. [2022-10-17 16:53:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1720 transitions. [2022-10-17 16:53:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:53:01,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:01,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:01,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:53:01,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:01,614 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 16:53:01,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:01,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1518 states and 1718 transitions. [2022-10-17 16:53:01,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1718 transitions. [2022-10-17 16:53:01,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:53:01,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:01,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:01,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:53:01,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:01,707 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 16:53:01,741 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 16:53:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1534 states and 1736 transitions. [2022-10-17 16:53:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1736 transitions. [2022-10-17 16:53:02,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:53:02,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:02,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:02,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:53:02,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:02,125 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 16:53:02,197 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 16:53:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:02,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1550 states and 1761 transitions. [2022-10-17 16:53:02,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1761 transitions. [2022-10-17 16:53:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:53:02,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:02,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:02,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:53:02,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:02,739 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 16:53:02,888 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 16:53:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1565 states and 1780 transitions. [2022-10-17 16:53:04,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1780 transitions. [2022-10-17 16:53:04,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:53:04,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:04,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:04,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:04,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:04,463 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 16:53:04,496 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 16:53:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1565 states and 1779 transitions. [2022-10-17 16:53:04,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1779 transitions. [2022-10-17 16:53:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:53:04,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:04,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:04,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:53:04,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:04,634 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 16:53:04,834 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:05,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1566 states and 1782 transitions. [2022-10-17 16:53:05,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1782 transitions. [2022-10-17 16:53:05,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:53:05,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:05,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:05,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:05,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:05,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:05,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1566 states and 1781 transitions. [2022-10-17 16:53:05,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1781 transitions. [2022-10-17 16:53:05,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:53:05,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:05,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:05,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:05,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:05,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:05,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1582 states and 1798 transitions. [2022-10-17 16:53:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1798 transitions. [2022-10-17 16:53:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:53:05,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:05,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:06,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:06,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:06,130 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 16:53:06,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:06,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1429 states and 1594 transitions. [2022-10-17 16:53:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1594 transitions. [2022-10-17 16:53:06,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:53:06,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:06,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:06,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:06,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:07,224 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 16:53:07,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1428 states and 1593 transitions. [2022-10-17 16:53:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1593 transitions. [2022-10-17 16:53:07,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:53:07,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:07,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:07,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:07,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:07,570 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 16:53:07,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:07,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1427 states and 1592 transitions. [2022-10-17 16:53:07,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1592 transitions. [2022-10-17 16:53:07,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:53:07,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:07,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:07,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:07,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:07,904 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 16:53:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1427 states and 1591 transitions. [2022-10-17 16:53:08,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1591 transitions. [2022-10-17 16:53:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:53:08,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:08,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:08,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:08,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:08,257 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 16:53:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:08,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1426 states and 1590 transitions. [2022-10-17 16:53:08,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1590 transitions. [2022-10-17 16:53:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:53:08,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:08,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:08,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:08,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:08,471 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 16:53:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1425 states and 1589 transitions. [2022-10-17 16:53:08,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1589 transitions. [2022-10-17 16:53:08,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:53:08,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:08,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:08,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:08,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:08,964 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 16:53:09,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:09,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1425 states and 1588 transitions. [2022-10-17 16:53:09,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1588 transitions. [2022-10-17 16:53:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:53:09,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:09,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:09,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:09,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:09,425 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 16:53:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1424 states and 1587 transitions. [2022-10-17 16:53:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1587 transitions. [2022-10-17 16:53:09,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:53:09,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:09,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:09,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:09,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:09,679 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 16:53:10,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:10,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1423 states and 1586 transitions. [2022-10-17 16:53:10,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1586 transitions. [2022-10-17 16:53:10,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:53:10,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:10,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:10,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:53:10,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:10,145 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 16:53:10,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:10,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1423 states and 1584 transitions. [2022-10-17 16:53:10,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1584 transitions. [2022-10-17 16:53:10,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:53:10,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:10,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:10,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:10,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:10,253 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 16:53:10,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:10,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1423 states and 1583 transitions. [2022-10-17 16:53:10,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1583 transitions. [2022-10-17 16:53:10,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:10,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:10,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:10,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:10,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:10,755 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 16:53:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1422 states and 1582 transitions. [2022-10-17 16:53:12,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1582 transitions. [2022-10-17 16:53:12,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:12,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:12,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:12,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:53:12,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:12,767 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 16:53:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.