./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/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_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/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_f68cdcc7-01ee-40db-865f-6f0a555f183f/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 3d4f4fa5c64db6e2d1986e03259021eba4df8a22df3a334e78927feece513264 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:53:20,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:20,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:20,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:20,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:20,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:20,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:20,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:20,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:20,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:20,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:20,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:20,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:20,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:20,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:20,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:20,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:20,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:20,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:20,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:20,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:20,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:20,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:20,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:20,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:20,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:20,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:20,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:20,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:20,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:20,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:20,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:20,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:20,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:20,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:20,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:20,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:20,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:20,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:20,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:20,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:20,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:53:20,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:20,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:20,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:20,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:20,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:20,732 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:20,732 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:53:20,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:20,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:20,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:20,733 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:53:20,734 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:53:20,734 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:53:20,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:20,734 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:20,735 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:20,735 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:20,735 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:20,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:20,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:20,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:20,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:20,737 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:20,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:20,737 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_f68cdcc7-01ee-40db-865f-6f0a555f183f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d4f4fa5c64db6e2d1986e03259021eba4df8a22df3a334e78927feece513264 [2022-10-17 16:53:21,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:21,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:21,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:21,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:21,036 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:21,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i [2022-10-17 16:53:21,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/data/c2f49cbe6/93af86cb301a431a884fdb168443157e/FLAGe7d8d6678 [2022-10-17 16:53:21,870 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:21,875 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i [2022-10-17 16:53:21,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/data/c2f49cbe6/93af86cb301a431a884fdb168443157e/FLAGe7d8d6678 [2022-10-17 16:53:22,016 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/data/c2f49cbe6/93af86cb301a431a884fdb168443157e [2022-10-17 16:53:22,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:22,021 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:22,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:22,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:22,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:22,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dab352a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22, skipping insertion in model container [2022-10-17 16:53:22,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:22,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:22,566 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_f68cdcc7-01ee-40db-865f-6f0a555f183f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[33021,33034] [2022-10-17 16:53:22,696 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_f68cdcc7-01ee-40db-865f-6f0a555f183f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[44124,44137] [2022-10-17 16:53:22,698 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_f68cdcc7-01ee-40db-865f-6f0a555f183f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[44245,44258] [2022-10-17 16:53:22,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:22,729 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:22,793 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_f68cdcc7-01ee-40db-865f-6f0a555f183f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[33021,33034] [2022-10-17 16:53:22,930 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_f68cdcc7-01ee-40db-865f-6f0a555f183f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[44124,44137] [2022-10-17 16:53:22,938 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_f68cdcc7-01ee-40db-865f-6f0a555f183f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i[44245,44258] [2022-10-17 16:53:22,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:23,011 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:23,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23 WrapperNode [2022-10-17 16:53:23,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:23,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:23,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:23,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:23,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,226 INFO L138 Inliner]: procedures = 176, calls = 277, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 1026 [2022-10-17 16:53:23,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:23,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:23,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:23,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:23,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,384 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:23,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:23,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:23,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:23,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:23,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:23,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:23,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f68cdcc7-01ee-40db-865f-6f0a555f183f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:23,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:53:23,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:53:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:53:23,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:53:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:53:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:53:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:23,894 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:23,897 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:26,990 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:27,181 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:27,182 INFO L300 CfgBuilder]: Removed 63 assume(true) statements. [2022-10-17 16:53:27,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:27 BoogieIcfgContainer [2022-10-17 16:53:27,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:27,188 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:27,189 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:27,200 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:27,200 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:27" (1/1) ... [2022-10-17 16:53:27,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:53:27,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 939 states and 1056 transitions. [2022-10-17 16:53:27,296 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1056 transitions. [2022-10-17 16:53:27,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:53:27,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:27,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 938 states and 1055 transitions. [2022-10-17 16:53:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1055 transitions. [2022-10-17 16:53:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:53:27,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 937 states and 1054 transitions. [2022-10-17 16:53:27,870 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1054 transitions. [2022-10-17 16:53:27,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:53:27,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:27,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 936 states and 1052 transitions. [2022-10-17 16:53:27,958 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1052 transitions. [2022-10-17 16:53:27,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:53:27,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 935 states and 1051 transitions. [2022-10-17 16:53:28,206 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1051 transitions. [2022-10-17 16:53:28,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:53:28,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,309 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 16:53:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 934 states and 1050 transitions. [2022-10-17 16:53:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1050 transitions. [2022-10-17 16:53:28,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:53:28,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 937 states and 1055 transitions. [2022-10-17 16:53:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1055 transitions. [2022-10-17 16:53:28,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:53:28,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 936 states and 1054 transitions. [2022-10-17 16:53:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1054 transitions. [2022-10-17 16:53:28,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:53:28,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:28,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 937 states and 1055 transitions. [2022-10-17 16:53:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1055 transitions. [2022-10-17 16:53:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:53:28,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:29,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 938 states and 1057 transitions. [2022-10-17 16:53:29,053 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1057 transitions. [2022-10-17 16:53:29,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:53:29,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:29,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 939 states and 1059 transitions. [2022-10-17 16:53:29,485 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1059 transitions. [2022-10-17 16:53:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:53:29,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,554 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 16:53:29,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 938 states and 1057 transitions. [2022-10-17 16:53:29,586 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1057 transitions. [2022-10-17 16:53:29,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:53:29,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:29,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 937 states and 1056 transitions. [2022-10-17 16:53:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1056 transitions. [2022-10-17 16:53:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:53:29,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:29,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 938 states and 1058 transitions. [2022-10-17 16:53:29,936 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1058 transitions. [2022-10-17 16:53:29,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:53:29,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 939 states and 1059 transitions. [2022-10-17 16:53:30,162 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1059 transitions. [2022-10-17 16:53:30,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:53:30,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 938 states and 1058 transitions. [2022-10-17 16:53:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1058 transitions. [2022-10-17 16:53:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:53:30,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 937 states and 1057 transitions. [2022-10-17 16:53:30,312 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1057 transitions. [2022-10-17 16:53:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:30,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 936 states and 1056 transitions. [2022-10-17 16:53:30,539 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1056 transitions. [2022-10-17 16:53:30,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:30,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 939 states and 1060 transitions. [2022-10-17 16:53:31,019 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1060 transitions. [2022-10-17 16:53:31,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:31,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 941 states and 1063 transitions. [2022-10-17 16:53:31,525 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1063 transitions. [2022-10-17 16:53:31,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:31,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:53:31,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:31,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 941 states and 1061 transitions. [2022-10-17 16:53:31,673 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1061 transitions. [2022-10-17 16:53:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:53:31,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:53:31,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 941 states and 1057 transitions. [2022-10-17 16:53:31,831 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1057 transitions. [2022-10-17 16:53:31,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:53:31,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:53:31,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:32,027 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:32,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:32,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 943 states and 1059 transitions. [2022-10-17 16:53:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1059 transitions. [2022-10-17 16:53:32,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:53:32,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:32,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:53:32,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:32,313 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:32,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 948 states and 1066 transitions. [2022-10-17 16:53:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1066 transitions. [2022-10-17 16:53:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:53:32,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:32,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:32,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:32,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 950 states and 1072 transitions. [2022-10-17 16:53:33,295 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1072 transitions. [2022-10-17 16:53:33,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:53:33,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:33,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:33,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:33,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 949 states and 1071 transitions. [2022-10-17 16:53:33,396 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1071 transitions. [2022-10-17 16:53:33,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:53:33,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:33,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:33,491 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 950 states and 1072 transitions. [2022-10-17 16:53:33,905 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1072 transitions. [2022-10-17 16:53:33,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:53:33,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:33,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:33,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:34,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 949 states and 1071 transitions. [2022-10-17 16:53:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1071 transitions. [2022-10-17 16:53:34,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:53:34,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:34,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:34,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:34,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:34,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:34,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:34,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 950 states and 1073 transitions. [2022-10-17 16:53:34,594 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1073 transitions. [2022-10-17 16:53:34,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:53:34,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:34,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:34,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:34,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:34,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 953 states and 1079 transitions. [2022-10-17 16:53:34,965 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1079 transitions. [2022-10-17 16:53:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:53:34,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:34,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:35,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:35,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:35,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:35,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:35,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 952 states and 1078 transitions. [2022-10-17 16:53:35,090 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1078 transitions. [2022-10-17 16:53:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:53:35,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:35,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:35,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:35,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:35,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:35,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:35,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:35,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 953 states and 1080 transitions. [2022-10-17 16:53:35,802 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1080 transitions. [2022-10-17 16:53:35,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:35,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:35,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:35,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:35,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:35,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:35,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 952 states and 1079 transitions. [2022-10-17 16:53:35,904 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1079 transitions. [2022-10-17 16:53:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:35,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:35,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:35,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:35,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:35,988 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:36,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 953 states and 1081 transitions. [2022-10-17 16:53:36,493 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1081 transitions. [2022-10-17 16:53:36,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:53:36,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:36,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:36,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:36,579 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 16:53:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:36,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 956 states and 1085 transitions. [2022-10-17 16:53:36,609 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1085 transitions. [2022-10-17 16:53:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:53:36,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:36,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:36,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:36,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:36,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 955 states and 1084 transitions. [2022-10-17 16:53:36,723 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1084 transitions. [2022-10-17 16:53:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:53:36,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:36,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:36,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:36,816 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:37,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:37,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 956 states and 1086 transitions. [2022-10-17 16:53:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1086 transitions. [2022-10-17 16:53:37,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:37,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:37,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:37,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:37,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:37,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:37,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:37,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 955 states and 1085 transitions. [2022-10-17 16:53:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1085 transitions. [2022-10-17 16:53:37,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:37,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:37,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:37,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:37,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:37,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:37,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:38,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:38,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 956 states and 1087 transitions. [2022-10-17 16:53:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1087 transitions. [2022-10-17 16:53:38,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:53:38,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:38,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:38,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:38,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:38,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:38,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 959 states and 1091 transitions. [2022-10-17 16:53:38,256 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1091 transitions. [2022-10-17 16:53:38,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:53:38,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:38,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:38,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:38,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:38,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:38,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 958 states and 1090 transitions. [2022-10-17 16:53:38,367 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1090 transitions. [2022-10-17 16:53:38,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:53:38,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:38,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:38,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:38,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:38,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:38,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:38,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 959 states and 1092 transitions. [2022-10-17 16:53:38,985 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1092 transitions. [2022-10-17 16:53:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:53:38,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:38,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:39,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:39,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:39,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:39,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 958 states and 1091 transitions. [2022-10-17 16:53:39,120 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1091 transitions. [2022-10-17 16:53:39,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:53:39,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:39,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:39,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:39,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:39,205 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:39,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 959 states and 1093 transitions. [2022-10-17 16:53:39,721 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1093 transitions. [2022-10-17 16:53:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:53:39,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:39,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:39,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:39,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:39,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:39,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 962 states and 1097 transitions. [2022-10-17 16:53:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1097 transitions. [2022-10-17 16:53:39,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:53:39,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:39,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:39,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:39,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:39,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:39,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:39,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 961 states and 1096 transitions. [2022-10-17 16:53:39,941 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1096 transitions. [2022-10-17 16:53:39,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:53:39,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:39,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:40,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:40,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:40,025 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 962 states and 1098 transitions. [2022-10-17 16:53:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1098 transitions. [2022-10-17 16:53:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:53:40,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:40,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:40,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:40,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:40,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 961 states and 1097 transitions. [2022-10-17 16:53:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1097 transitions. [2022-10-17 16:53:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:53:40,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:40,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:40,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:40,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:40,772 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:41,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:41,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 962 states and 1099 transitions. [2022-10-17 16:53:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1099 transitions. [2022-10-17 16:53:41,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:53:41,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:41,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:41,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:41,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:41,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:41,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 965 states and 1103 transitions. [2022-10-17 16:53:41,411 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1103 transitions. [2022-10-17 16:53:41,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:53:41,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:41,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:41,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:41,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:41,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:41,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 964 states and 1102 transitions. [2022-10-17 16:53:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1102 transitions. [2022-10-17 16:53:41,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:53:41,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:41,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:41,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:53:41,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:41,605 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:41,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:42,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 965 states and 1104 transitions. [2022-10-17 16:53:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1104 transitions. [2022-10-17 16:53:42,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:53:42,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:42,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:42,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:42,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:42,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 968 states and 1108 transitions. [2022-10-17 16:53:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1108 transitions. [2022-10-17 16:53:42,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:53:42,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:42,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:42,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:53:42,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:42,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:42,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:42,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 984 states and 1126 transitions. [2022-10-17 16:53:42,961 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1126 transitions. [2022-10-17 16:53:42,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:53:42,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:42,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:43,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:53:43,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:43,041 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:43,129 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 16:53:43,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:43,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1000 states and 1151 transitions. [2022-10-17 16:53:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1151 transitions. [2022-10-17 16:53:43,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:53:43,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:43,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:43,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:53:43,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:43,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:43,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1000 states and 1149 transitions. [2022-10-17 16:53:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1149 transitions. [2022-10-17 16:53:43,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:53:43,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:43,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:43,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:53:43,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:43,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:53:44,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:46,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1015 states and 1169 transitions. [2022-10-17 16:53:46,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1169 transitions. [2022-10-17 16:53:46,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:53:46,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:53:46,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:46,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1015 states and 1168 transitions. [2022-10-17 16:53:46,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1168 transitions. [2022-10-17 16:53:46,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:53:46,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:46,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:46,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:47,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:47,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1031 states and 1192 transitions. [2022-10-17 16:53:47,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1192 transitions. [2022-10-17 16:53:47,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:53:47,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:47,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:47,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:47,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:47,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:47,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:47,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1034 states and 1196 transitions. [2022-10-17 16:53:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1196 transitions. [2022-10-17 16:53:47,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:53:47,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:47,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:47,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:47,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:48,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:48,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1037 states and 1202 transitions. [2022-10-17 16:53:48,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1202 transitions. [2022-10-17 16:53:48,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:53:48,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:48,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:48,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:48,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:48,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1039 states and 1205 transitions. [2022-10-17 16:53:49,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1205 transitions. [2022-10-17 16:53:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:53:49,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:49,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:49,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:53:49,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:53:49,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:49,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:49,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 1042 states and 1209 transitions. [2022-10-17 16:53:49,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1209 transitions. [2022-10-17 16:53:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:53:49,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:49,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:49,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:53:49,506 INFO L286 TraceCheckSpWp]: Computing forward predicates...