./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-2.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_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/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_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/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_b25b7764-54f7-496b-ac67-de796b86c885/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 096e364e485b0e5279ae2fe39d9edab416c1da593e20bd1edd3d0a079c23fdc3 --- 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 16:31:35,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:35,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:35,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:35,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:35,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:35,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:35,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:35,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:35,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:35,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:35,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:35,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:35,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:35,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:35,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:35,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:35,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:35,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:35,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:35,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:35,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:35,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:35,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:35,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:35,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:35,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:35,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:35,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:35,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:35,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:35,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:35,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:35,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:35,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:35,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:35,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:35,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:35,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:35,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:35,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:35,700 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:31:35,733 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:35,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:35,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:35,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:35,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:35,735 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:31:35,736 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:31:35,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:31:35,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:31:35,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:35,736 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:31:35,737 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:31:35,737 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:31:35,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:35,737 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:31:35,737 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:35,737 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:35,738 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:35,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:35,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:35,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:35,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:35,739 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:31:35,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:31:35,739 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_b25b7764-54f7-496b-ac67-de796b86c885/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 096e364e485b0e5279ae2fe39d9edab416c1da593e20bd1edd3d0a079c23fdc3 [2022-10-17 16:31:36,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:36,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:36,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:36,043 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:36,045 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:36,046 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-2.i [2022-10-17 16:31:36,123 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/data/a2b686254/f4aa7f63bb7c4889a6d5a8b62b747142/FLAGc3856744c [2022-10-17 16:31:36,773 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:36,774 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-2.i [2022-10-17 16:31:36,794 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/data/a2b686254/f4aa7f63bb7c4889a6d5a8b62b747142/FLAGc3856744c [2022-10-17 16:31:36,972 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/data/a2b686254/f4aa7f63bb7c4889a6d5a8b62b747142 [2022-10-17 16:31:36,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:36,976 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:36,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:36,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:36,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:36,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:36" (1/1) ... [2022-10-17 16:31:36,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67455cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:36, skipping insertion in model container [2022-10-17 16:31:36,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:36" (1/1) ... [2022-10-17 16:31:36,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:37,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:37,550 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_b25b7764-54f7-496b-ac67-de796b86c885/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-2.i[33021,33034] [2022-10-17 16:31:37,742 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_b25b7764-54f7-496b-ac67-de796b86c885/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-2.i[44590,44603] [2022-10-17 16:31:37,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:37,778 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:37,841 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_b25b7764-54f7-496b-ac67-de796b86c885/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-2.i[33021,33034] [2022-10-17 16:31:37,909 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_b25b7764-54f7-496b-ac67-de796b86c885/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test3-2.i[44590,44603] [2022-10-17 16:31:37,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:38,006 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:38,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38 WrapperNode [2022-10-17 16:31:38,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:38,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:38,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:38,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:38,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,175 INFO L138 Inliner]: procedures = 177, calls = 336, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 1235 [2022-10-17 16:31:38,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:38,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:38,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:38,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:38,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,326 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:38,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:38,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:38,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:38,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:38,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:38,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:38,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7764-54f7-496b-ac67-de796b86c885/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:38,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:31:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:31:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:31:38,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:31:38,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:31:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:31:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:31:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:31:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:31:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:31:38,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:38,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:38,763 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:38,765 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:41,429 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:31:41,605 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:31:41,605 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-10-17 16:31:41,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:41 BoogieIcfgContainer [2022-10-17 16:31:41,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:31:41,611 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:31:41,611 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:31:41,622 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:31:41,623 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:41" (1/1) ... [2022-10-17 16:31:41,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:31:41,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:41,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1149 states and 1295 transitions. [2022-10-17 16:31:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1295 transitions. [2022-10-17 16:31:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:31:41,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:41,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:41,938 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 16:31:42,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:42,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1148 states and 1294 transitions. [2022-10-17 16:31:42,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1294 transitions. [2022-10-17 16:31:42,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:31:42,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:42,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:42,229 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 16:31:42,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:42,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1147 states and 1293 transitions. [2022-10-17 16:31:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1293 transitions. [2022-10-17 16:31:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:31:42,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:42,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:42,398 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 16:31:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:42,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1146 states and 1291 transitions. [2022-10-17 16:31:42,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1291 transitions. [2022-10-17 16:31:42,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:31:42,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:42,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:42,529 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 16:31:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:42,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1147 states and 1293 transitions. [2022-10-17 16:31:42,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1293 transitions. [2022-10-17 16:31:42,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:31:42,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:42,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:42,695 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 16:31:42,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:42,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1146 states and 1292 transitions. [2022-10-17 16:31:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1292 transitions. [2022-10-17 16:31:42,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:31:42,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:42,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:42,835 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 16:31:42,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:42,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1145 states and 1291 transitions. [2022-10-17 16:31:42,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1291 transitions. [2022-10-17 16:31:42,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:31:42,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:42,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:42,910 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 16:31:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1147 states and 1294 transitions. [2022-10-17 16:31:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1294 transitions. [2022-10-17 16:31:42,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:31:42,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:42,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:43,146 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 16:31:43,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:43,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1148 states and 1295 transitions. [2022-10-17 16:31:43,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1295 transitions. [2022-10-17 16:31:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:31:43,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:43,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:43,214 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 16:31:43,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:43,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1149 states and 1297 transitions. [2022-10-17 16:31:43,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1297 transitions. [2022-10-17 16:31:43,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:31:43,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:43,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:43,288 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 16:31:43,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1150 states and 1299 transitions. [2022-10-17 16:31:43,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1299 transitions. [2022-10-17 16:31:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:31:43,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:43,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:43,429 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 16:31:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:43,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1150 states and 1298 transitions. [2022-10-17 16:31:43,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1298 transitions. [2022-10-17 16:31:43,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:31:43,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:43,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:43,554 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 16:31:43,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:43,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1151 states and 1300 transitions. [2022-10-17 16:31:43,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1300 transitions. [2022-10-17 16:31:43,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:31:43,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:43,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:43,995 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 16:31:44,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1153 states and 1304 transitions. [2022-10-17 16:31:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1304 transitions. [2022-10-17 16:31:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:31:44,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:44,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:44,180 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 16:31:44,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:44,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1154 states and 1305 transitions. [2022-10-17 16:31:44,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1305 transitions. [2022-10-17 16:31:44,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:31:44,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:44,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:44,284 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 16:31:44,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1153 states and 1304 transitions. [2022-10-17 16:31:44,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1304 transitions. [2022-10-17 16:31:44,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:31:44,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:44,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:44,347 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 16:31:44,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1154 states and 1305 transitions. [2022-10-17 16:31:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1305 transitions. [2022-10-17 16:31:44,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:31:44,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:44,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:44,396 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 16:31:44,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1155 states and 1307 transitions. [2022-10-17 16:31:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1307 transitions. [2022-10-17 16:31:44,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:31:44,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:44,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:44,516 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 16:31:44,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:44,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1158 states and 1312 transitions. [2022-10-17 16:31:44,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1312 transitions. [2022-10-17 16:31:44,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:31:44,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:44,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:44,956 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 16:31:45,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:45,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1160 states and 1315 transitions. [2022-10-17 16:31:45,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1315 transitions. [2022-10-17 16:31:45,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:31:45,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:45,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:45,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:31:45,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:45,445 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 16:31:45,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:45,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1160 states and 1313 transitions. [2022-10-17 16:31:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1313 transitions. [2022-10-17 16:31:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:31:45,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:45,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:45,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:31:45,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:45,579 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 16:31:45,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:45,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1160 states and 1309 transitions. [2022-10-17 16:31:45,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1309 transitions. [2022-10-17 16:31:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:45,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:45,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:45,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:31:45,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:45,764 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 16:31:45,818 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 16:31:45,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:45,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1162 states and 1311 transitions. [2022-10-17 16:31:45,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1311 transitions. [2022-10-17 16:31:45,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:45,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:45,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:45,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:31:45,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:45,983 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 16:31:46,087 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 16:31:46,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1167 states and 1318 transitions. [2022-10-17 16:31:46,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1318 transitions. [2022-10-17 16:31:46,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:46,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:46,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:46,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:46,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:46,405 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 16:31:46,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1166 states and 1317 transitions. [2022-10-17 16:31:46,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1317 transitions. [2022-10-17 16:31:46,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:46,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:46,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:46,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:46,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:46,554 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 16:31:46,732 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 16:31:46,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:46,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1167 states and 1318 transitions. [2022-10-17 16:31:46,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1318 transitions. [2022-10-17 16:31:46,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:46,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:46,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:46,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:46,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:47,060 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 16:31:47,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:47,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1169 states and 1324 transitions. [2022-10-17 16:31:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1324 transitions. [2022-10-17 16:31:47,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:47,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:47,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:47,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:47,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:47,490 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 16:31:47,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:47,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1168 states and 1323 transitions. [2022-10-17 16:31:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1323 transitions. [2022-10-17 16:31:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:47,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:47,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:47,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:47,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:47,651 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 16:31:47,747 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 16:31:48,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1169 states and 1325 transitions. [2022-10-17 16:31:48,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1325 transitions. [2022-10-17 16:31:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:48,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:48,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:48,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:48,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:48,129 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 16:31:48,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:48,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1168 states and 1324 transitions. [2022-10-17 16:31:48,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1324 transitions. [2022-10-17 16:31:48,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:48,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:48,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:48,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:48,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:48,266 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 16:31:48,378 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 16:31:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:48,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1169 states and 1326 transitions. [2022-10-17 16:31:48,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1326 transitions. [2022-10-17 16:31:48,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:48,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:48,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:48,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:48,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1172 states and 1332 transitions. [2022-10-17 16:31:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1332 transitions. [2022-10-17 16:31:49,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:31:49,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:49,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:49,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:49,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:49,098 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 16:31:49,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1171 states and 1331 transitions. [2022-10-17 16:31:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1331 transitions. [2022-10-17 16:31:49,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:31:49,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:49,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:49,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:49,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:49,215 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 16:31:49,333 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 16:31:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:49,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1172 states and 1333 transitions. [2022-10-17 16:31:49,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1333 transitions. [2022-10-17 16:31:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:31:49,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:49,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:49,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:49,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:49,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:49,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1171 states and 1332 transitions. [2022-10-17 16:31:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1332 transitions. [2022-10-17 16:31:49,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:31:49,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:49,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:49,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:49,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:49,923 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 16:31:50,038 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 16:31:50,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:50,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1172 states and 1334 transitions. [2022-10-17 16:31:50,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1334 transitions. [2022-10-17 16:31:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:31:50,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:50,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:50,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:50,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:50,453 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 16:31:50,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:50,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1175 states and 1338 transitions. [2022-10-17 16:31:50,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1338 transitions. [2022-10-17 16:31:50,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:31:50,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:50,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:50,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:50,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:50,576 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 16:31:50,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:50,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1174 states and 1337 transitions. [2022-10-17 16:31:50,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1337 transitions. [2022-10-17 16:31:50,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:31:50,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:50,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:50,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:50,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:50,677 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 16:31:50,843 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 16:31:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:51,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1175 states and 1339 transitions. [2022-10-17 16:31:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1339 transitions. [2022-10-17 16:31:51,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:31:51,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:51,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:51,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:51,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:51,291 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 16:31:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1174 states and 1338 transitions. [2022-10-17 16:31:51,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1338 transitions. [2022-10-17 16:31:51,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:31:51,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:51,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:51,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:51,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:51,397 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 16:31:51,523 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 16:31:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1175 states and 1340 transitions. [2022-10-17 16:31:51,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1340 transitions. [2022-10-17 16:31:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:31:51,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:51,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:51,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:51,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:51,941 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 16:31:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:51,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1178 states and 1344 transitions. [2022-10-17 16:31:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1344 transitions. [2022-10-17 16:31:51,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:31:51,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:51,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:52,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:52,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:52,054 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 16:31:52,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:52,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1177 states and 1343 transitions. [2022-10-17 16:31:52,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1343 transitions. [2022-10-17 16:31:52,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:31:52,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:52,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:52,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:52,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:52,182 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 16:31:52,311 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 16:31:52,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:52,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1178 states and 1345 transitions. [2022-10-17 16:31:52,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1345 transitions. [2022-10-17 16:31:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:31:52,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:52,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:52,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:52,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:52,763 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 16:31:52,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:52,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1177 states and 1344 transitions. [2022-10-17 16:31:52,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1344 transitions. [2022-10-17 16:31:52,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:31:52,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:52,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:52,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:52,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:52,876 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 16:31:53,009 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 16:31:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:53,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1178 states and 1346 transitions. [2022-10-17 16:31:53,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1346 transitions. [2022-10-17 16:31:53,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:31:53,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:53,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:53,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:53,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:53,467 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 16:31:53,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:53,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1181 states and 1350 transitions. [2022-10-17 16:31:53,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1350 transitions. [2022-10-17 16:31:53,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:31:53,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:53,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:53,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:53,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:53,639 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 16:31:53,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:53,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1180 states and 1349 transitions. [2022-10-17 16:31:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1349 transitions. [2022-10-17 16:31:53,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:31:53,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:53,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:53,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:53,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:53,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:53,749 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 16:31:53,903 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 16:31:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1181 states and 1351 transitions. [2022-10-17 16:31:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1351 transitions. [2022-10-17 16:31:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:31:54,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:54,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:31:54,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:54,344 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 16:31:54,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:54,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1180 states and 1350 transitions. [2022-10-17 16:31:54,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1350 transitions. [2022-10-17 16:31:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:31:54,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:54,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:54,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:54,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:54,450 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 16:31:54,595 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 16:31:55,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1181 states and 1352 transitions. [2022-10-17 16:31:55,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1352 transitions. [2022-10-17 16:31:55,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:31:55,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:55,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:55,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:55,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:55,111 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 16:31:55,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:55,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1184 states and 1356 transitions. [2022-10-17 16:31:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1356 transitions. [2022-10-17 16:31:55,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:31:55,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:55,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:55,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:31:55,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:55,257 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 16:31:55,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:55,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1187 states and 1360 transitions. [2022-10-17 16:31:55,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1360 transitions. [2022-10-17 16:31:55,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:31:55,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:55,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:55,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:31:55,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:55,372 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 16:31:55,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:55,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1187 states and 1358 transitions. [2022-10-17 16:31:55,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1358 transitions. [2022-10-17 16:31:55,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:31:55,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:55,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:55,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:31:55,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:55,458 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 16:31:55,488 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 16:31:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1203 states and 1376 transitions. [2022-10-17 16:31:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1376 transitions. [2022-10-17 16:31:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:31:55,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:55,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:56,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:31:56,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:56,026 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 16:31:56,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:56,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1219 states and 1401 transitions. [2022-10-17 16:31:56,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1401 transitions. [2022-10-17 16:31:56,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:31:56,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:56,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:56,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:31:56,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:56,875 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 16:31:56,909 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 16:31:56,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1204 states and 1382 transitions. [2022-10-17 16:31:56,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1382 transitions. [2022-10-17 16:31:56,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:31:56,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:56,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:57,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:31:57,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:57,042 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 16:31:57,239 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 16:31:59,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:59,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1219 states and 1401 transitions. [2022-10-17 16:31:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1401 transitions. [2022-10-17 16:31:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:31:59,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:59,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:59,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:31:59,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:31:59,446 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 16:31:59,794 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 16:32:00,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:00,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1220 states and 1403 transitions. [2022-10-17 16:32:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1403 transitions. [2022-10-17 16:32:00,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:32:00,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:00,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:00,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:32:00,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:00,550 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 16:32:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:01,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1236 states and 1420 transitions. [2022-10-17 16:32:01,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1420 transitions. [2022-10-17 16:32:01,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:32:01,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:01,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:01,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:32:01,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:01,172 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 16:32:02,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:02,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1252 states and 1444 transitions. [2022-10-17 16:32:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1444 transitions. [2022-10-17 16:32:02,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:32:02,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:02,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:02,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:02,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:02,177 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 16:32:02,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:02,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1255 states and 1448 transitions. [2022-10-17 16:32:02,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1448 transitions. [2022-10-17 16:32:02,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:32:02,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:02,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:02,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:32:02,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:02,593 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 16:32:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:03,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1258 states and 1454 transitions. [2022-10-17 16:32:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1454 transitions. [2022-10-17 16:32:03,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:32:03,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:03,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:03,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:03,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:03,309 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 16:32:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1260 states and 1457 transitions. [2022-10-17 16:32:03,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1457 transitions. [2022-10-17 16:32:03,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:32:03,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:03,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:03,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:03,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:03,728 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 16:32:03,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:03,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1263 states and 1461 transitions. [2022-10-17 16:32:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1461 transitions. [2022-10-17 16:32:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:32:03,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:03,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:03,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:03,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:32:03,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:03,972 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 16:32:04,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:04,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1266 states and 1467 transitions. [2022-10-17 16:32:04,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1467 transitions. [2022-10-17 16:32:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:32:04,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:04,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:04,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:04,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:04,574 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 16:32:04,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1268 states and 1470 transitions. [2022-10-17 16:32:04,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1470 transitions. [2022-10-17 16:32:04,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:32:04,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:04,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:05,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:32:05,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:32:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.