./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/dll-circular-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-circular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b2cf85bdf3ceca18f859bba09ed8bf6de8160130db2f8571365ac2bc4f0e30c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:07:38,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:07:38,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:07:38,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:07:38,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:07:38,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:07:38,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:07:38,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:07:38,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:07:38,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:07:38,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:07:38,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:07:38,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:07:38,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:07:38,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:07:38,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:07:38,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:07:38,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:07:38,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:07:38,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:07:38,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:07:38,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:07:38,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:07:38,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:07:38,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:07:38,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:07:38,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:07:38,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:07:38,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:07:38,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:07:38,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:07:38,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:07:38,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:07:38,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:07:38,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:07:38,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:07:38,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:07:38,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:07:38,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:07:38,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:07:38,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:07:38,831 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-22 23:07:38,873 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:07:38,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:07:38,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:07:38,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:07:38,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:07:38,876 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:07:38,876 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:07:38,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:07:38,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:07:38,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:07:38,877 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 23:07:38,877 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 23:07:38,878 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 23:07:38,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:07:38,878 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:07:38,879 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:07:38,879 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:07:38,879 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:07:38,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:07:38,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:07:38,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:07:38,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:07:38,881 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:07:38,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:07:38,881 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_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b2cf85bdf3ceca18f859bba09ed8bf6de8160130db2f8571365ac2bc4f0e30c [2021-11-22 23:07:39,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:07:39,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:07:39,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:07:39,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:07:39,224 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:07:39,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/forester-heap/dll-circular-2.i [2021-11-22 23:07:39,318 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/data/9136a4624/ae9ed5f106dc4f9c9aab36b350c17620/FLAG31b0a3b21 [2021-11-22 23:07:39,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:07:39,922 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/sv-benchmarks/c/forester-heap/dll-circular-2.i [2021-11-22 23:07:39,937 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/data/9136a4624/ae9ed5f106dc4f9c9aab36b350c17620/FLAG31b0a3b21 [2021-11-22 23:07:40,200 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/data/9136a4624/ae9ed5f106dc4f9c9aab36b350c17620 [2021-11-22 23:07:40,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:07:40,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:07:40,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:07:40,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:07:40,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:07:40,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef9490f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40, skipping insertion in model container [2021-11-22 23:07:40,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:07:40,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:07:40,681 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_4ac578f0-9411-4545-81a8-c8e370a55887/sv-benchmarks/c/forester-heap/dll-circular-2.i[22391,22404] [2021-11-22 23:07:40,685 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_4ac578f0-9411-4545-81a8-c8e370a55887/sv-benchmarks/c/forester-heap/dll-circular-2.i[22497,22510] [2021-11-22 23:07:40,687 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_4ac578f0-9411-4545-81a8-c8e370a55887/sv-benchmarks/c/forester-heap/dll-circular-2.i[22622,22635] [2021-11-22 23:07:40,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:07:40,702 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:07:40,741 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_4ac578f0-9411-4545-81a8-c8e370a55887/sv-benchmarks/c/forester-heap/dll-circular-2.i[22391,22404] [2021-11-22 23:07:40,743 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_4ac578f0-9411-4545-81a8-c8e370a55887/sv-benchmarks/c/forester-heap/dll-circular-2.i[22497,22510] [2021-11-22 23:07:40,745 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_4ac578f0-9411-4545-81a8-c8e370a55887/sv-benchmarks/c/forester-heap/dll-circular-2.i[22622,22635] [2021-11-22 23:07:40,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:07:40,787 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:07:40,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40 WrapperNode [2021-11-22 23:07:40,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:07:40,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:07:40,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:07:40,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:07:40,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,858 INFO L137 Inliner]: procedures = 119, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 123 [2021-11-22 23:07:40,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:07:40,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:07:40,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:07:40,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:07:40,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:07:40,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:07:40,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:07:40,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:07:40,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:07:40" (1/1) ... [2021-11-22 23:07:40,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:07:40,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:07:40,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:07:41,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ac578f0-9411-4545-81a8-c8e370a55887/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:07:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:07:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:07:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:07:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:07:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:07:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:07:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:07:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:07:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:07:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:07:41,151 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:07:41,155 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:07:41,598 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:07:41,713 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:07:41,713 INFO L301 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-22 23:07:41,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:07:41 BoogieIcfgContainer [2021-11-22 23:07:41,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:07:41,734 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:07:41,734 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:07:41,753 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:07:41,753 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:07:41" (1/1) ... [2021-11-22 23:07:41,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:07:41,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 99 states and 117 transitions. [2021-11-22 23:07:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 117 transitions. [2021-11-22 23:07:41,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-22 23:07:41,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:41,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 98 states and 116 transitions. [2021-11-22 23:07:42,072 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2021-11-22 23:07:42,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-22 23:07:42,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 97 states and 115 transitions. [2021-11-22 23:07:42,290 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 115 transitions. [2021-11-22 23:07:42,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:07:42,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 96 states and 114 transitions. [2021-11-22 23:07:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 114 transitions. [2021-11-22 23:07:42,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:07:42,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 113 transitions. [2021-11-22 23:07:42,456 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2021-11-22 23:07:42,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:07:42,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2021-11-22 23:07:42,532 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2021-11-22 23:07:42,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:07:42,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 93 states and 111 transitions. [2021-11-22 23:07:42,590 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2021-11-22 23:07:42,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:07:42,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 93 states and 109 transitions. [2021-11-22 23:07:42,627 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 109 transitions. [2021-11-22 23:07:42,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:07:42,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 96 states and 115 transitions. [2021-11-22 23:07:42,766 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2021-11-22 23:07:42,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:07:42,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:42,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 99 states and 121 transitions. [2021-11-22 23:07:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2021-11-22 23:07:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:07:43,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 100 states and 123 transitions. [2021-11-22 23:07:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2021-11-22 23:07:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:07:43,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 101 states and 125 transitions. [2021-11-22 23:07:43,280 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 125 transitions. [2021-11-22 23:07:43,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:07:43,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 133 transitions. [2021-11-22 23:07:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2021-11-22 23:07:43,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:07:43,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 109 states and 141 transitions. [2021-11-22 23:07:43,813 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 141 transitions. [2021-11-22 23:07:43,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:07:43,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 108 states and 140 transitions. [2021-11-22 23:07:43,861 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 140 transitions. [2021-11-22 23:07:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:07:43,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:43,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 109 states and 142 transitions. [2021-11-22 23:07:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2021-11-22 23:07:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:07:44,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 111 states and 147 transitions. [2021-11-22 23:07:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 147 transitions. [2021-11-22 23:07:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:07:44,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:44,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:44,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:45,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 113 states and 150 transitions. [2021-11-22 23:07:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 150 transitions. [2021-11-22 23:07:45,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:07:45,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:45,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:45,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:45,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 113 states and 147 transitions. [2021-11-22 23:07:45,677 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 147 transitions. [2021-11-22 23:07:45,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:07:45,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:45,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:46,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:47,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 118 states and 158 transitions. [2021-11-22 23:07:47,316 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 158 transitions. [2021-11-22 23:07:47,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:07:47,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:47,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 119 states and 160 transitions. [2021-11-22 23:07:47,553 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 160 transitions. [2021-11-22 23:07:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:07:47,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:47,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:47,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 121 states and 163 transitions. [2021-11-22 23:07:47,875 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 163 transitions. [2021-11-22 23:07:47,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:07:47,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:47,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:48,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:48,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 124 states and 170 transitions. [2021-11-22 23:07:48,649 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 170 transitions. [2021-11-22 23:07:48,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:07:48,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:48,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:49,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:50,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:50,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 131 states and 185 transitions. [2021-11-22 23:07:50,695 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 185 transitions. [2021-11-22 23:07:50,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:07:50,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:50,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:52,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:52,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 136 states and 193 transitions. [2021-11-22 23:07:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 193 transitions. [2021-11-22 23:07:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:07:52,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:52,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:53,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:54,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 138 states and 198 transitions. [2021-11-22 23:07:54,058 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 198 transitions. [2021-11-22 23:07:54,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:07:54,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 141 states and 204 transitions. [2021-11-22 23:07:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 204 transitions. [2021-11-22 23:07:54,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:07:54,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:54,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:54,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 146 states and 212 transitions. [2021-11-22 23:07:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 212 transitions. [2021-11-22 23:07:54,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:07:54,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:54,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:55,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:55,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 147 states and 213 transitions. [2021-11-22 23:07:55,145 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 213 transitions. [2021-11-22 23:07:55,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:07:55,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:55,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:55,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 149 states and 219 transitions. [2021-11-22 23:07:56,534 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 219 transitions. [2021-11-22 23:07:56,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:07:56,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 150 states and 222 transitions. [2021-11-22 23:07:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 222 transitions. [2021-11-22 23:07:56,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:07:56,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:56,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:56,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:57,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:57,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 153 states and 230 transitions. [2021-11-22 23:07:57,509 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 230 transitions. [2021-11-22 23:07:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:07:57,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:57,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:57,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:07:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:59,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 157 states and 240 transitions. [2021-11-22 23:07:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 240 transitions. [2021-11-22 23:07:59,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:07:59,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:59,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:59,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:01,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:01,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 163 states and 254 transitions. [2021-11-22 23:08:01,308 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 254 transitions. [2021-11-22 23:08:01,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:08:01,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:01,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:03,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 166 states and 265 transitions. [2021-11-22 23:08:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 265 transitions. [2021-11-22 23:08:03,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:08:03,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:03,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:03,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:04,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 169 states and 276 transitions. [2021-11-22 23:08:04,940 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 276 transitions. [2021-11-22 23:08:04,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:08:04,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:04,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:04,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:04,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 169 states and 275 transitions. [2021-11-22 23:08:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 275 transitions. [2021-11-22 23:08:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:08:04,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:04,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:05,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 170 states and 276 transitions. [2021-11-22 23:08:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 276 transitions. [2021-11-22 23:08:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:08:05,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:05,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:08,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:08,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 177 states and 290 transitions. [2021-11-22 23:08:08,709 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 290 transitions. [2021-11-22 23:08:08,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:08:08,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:08,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:08,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:12,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:12,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 186 states and 310 transitions. [2021-11-22 23:08:12,340 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 310 transitions. [2021-11-22 23:08:12,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:08:12,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:12,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:12,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:13,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:13,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 188 states and 313 transitions. [2021-11-22 23:08:13,021 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 313 transitions. [2021-11-22 23:08:13,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:08:13,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:13,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:13,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:13,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 189 states and 315 transitions. [2021-11-22 23:08:13,362 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 315 transitions. [2021-11-22 23:08:13,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:08:13,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:13,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:13,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:14,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 190 states and 317 transitions. [2021-11-22 23:08:14,957 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 317 transitions. [2021-11-22 23:08:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:08:14,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:14,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:14,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 192 states and 321 transitions. [2021-11-22 23:08:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 321 transitions. [2021-11-22 23:08:15,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:08:15,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:15,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:15,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:16,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:16,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 195 states and 326 transitions. [2021-11-22 23:08:16,427 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 326 transitions. [2021-11-22 23:08:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:08:16,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:16,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:16,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:16,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 196 states and 326 transitions. [2021-11-22 23:08:16,667 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 326 transitions. [2021-11-22 23:08:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:08:16,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:16,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:17,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 209 states and 356 transitions. [2021-11-22 23:08:24,055 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 356 transitions. [2021-11-22 23:08:24,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:08:24,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:24,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 211 states and 358 transitions. [2021-11-22 23:08:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 358 transitions. [2021-11-22 23:08:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:08:24,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:24,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:24,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 212 states and 358 transitions. [2021-11-22 23:08:24,995 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 358 transitions. [2021-11-22 23:08:24,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:08:24,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:24,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:25,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:25,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 211 states and 357 transitions. [2021-11-22 23:08:25,030 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 357 transitions. [2021-11-22 23:08:25,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:08:25,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:25,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:26,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 214 states and 362 transitions. [2021-11-22 23:08:26,226 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 362 transitions. [2021-11-22 23:08:26,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:26,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:26,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:26,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:27,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 213 states and 361 transitions. [2021-11-22 23:08:27,059 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2021-11-22 23:08:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:27,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:27,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:27,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:28,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:28,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 216 states and 364 transitions. [2021-11-22 23:08:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 364 transitions. [2021-11-22 23:08:28,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:28,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:28,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:28,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 219 states and 368 transitions. [2021-11-22 23:08:28,857 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 368 transitions. [2021-11-22 23:08:28,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:28,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:28,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:28,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:29,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 222 states and 379 transitions. [2021-11-22 23:08:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 379 transitions. [2021-11-22 23:08:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:29,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:29,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:29,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:31,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 226 states and 386 transitions. [2021-11-22 23:08:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 386 transitions. [2021-11-22 23:08:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:31,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:31,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:31,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:33,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 230 states and 396 transitions. [2021-11-22 23:08:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 396 transitions. [2021-11-22 23:08:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:33,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:33,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:33,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:33,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 231 states and 397 transitions. [2021-11-22 23:08:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 397 transitions. [2021-11-22 23:08:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:33,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:33,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:34,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 236 states and 411 transitions. [2021-11-22 23:08:34,849 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 411 transitions. [2021-11-22 23:08:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:08:34,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:34,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:35,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:37,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 238 states and 412 transitions. [2021-11-22 23:08:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 412 transitions. [2021-11-22 23:08:37,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:08:37,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:37,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:38,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:42,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:42,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 244 states and 426 transitions. [2021-11-22 23:08:42,381 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 426 transitions. [2021-11-22 23:08:42,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:08:42,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:42,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:42,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:43,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 247 states and 430 transitions. [2021-11-22 23:08:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 430 transitions. [2021-11-22 23:08:43,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:08:43,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:43,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:43,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 250 states and 434 transitions. [2021-11-22 23:08:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 434 transitions. [2021-11-22 23:08:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:08:44,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:44,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:44,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 259 states and 453 transitions. [2021-11-22 23:08:50,878 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 453 transitions. [2021-11-22 23:08:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:08:50,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:50,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:51,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:56,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:56,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 267 states and 470 transitions. [2021-11-22 23:08:56,642 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 470 transitions. [2021-11-22 23:08:56,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:08:56,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:56,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:58,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:03,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 274 states and 492 transitions. [2021-11-22 23:09:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 492 transitions. [2021-11-22 23:09:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:09:03,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:03,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:03,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:03,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:03,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 275 states and 492 transitions. [2021-11-22 23:09:03,494 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 492 transitions. [2021-11-22 23:09:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:09:03,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:03,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:03,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 276 states and 492 transitions. [2021-11-22 23:09:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 492 transitions. [2021-11-22 23:09:03,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:09:03,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:03,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:03,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:07,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:07,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 282 states and 505 transitions. [2021-11-22 23:09:07,233 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 505 transitions. [2021-11-22 23:09:07,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:09:07,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:07,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:10,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 288 states and 516 transitions. [2021-11-22 23:09:10,885 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 516 transitions. [2021-11-22 23:09:10,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:09:10,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:10,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 288 states and 515 transitions. [2021-11-22 23:09:11,580 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 515 transitions. [2021-11-22 23:09:11,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:09:11,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:11,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:12,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:12,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 289 states and 515 transitions. [2021-11-22 23:09:12,588 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 515 transitions. [2021-11-22 23:09:12,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:09:12,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:12,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:14,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:24,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:24,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 301 states and 543 transitions. [2021-11-22 23:09:24,006 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 543 transitions. [2021-11-22 23:09:24,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:24,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:24,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:27,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:27,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 305 states and 555 transitions. [2021-11-22 23:09:27,965 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 555 transitions. [2021-11-22 23:09:27,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:27,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:27,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:33,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 312 states and 568 transitions. [2021-11-22 23:09:33,274 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 568 transitions. [2021-11-22 23:09:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:33,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:33,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:37,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:37,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 316 states and 578 transitions. [2021-11-22 23:09:37,502 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 578 transitions. [2021-11-22 23:09:37,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:37,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:37,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:37,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:09:43,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 323 states and 591 transitions. [2021-11-22 23:09:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 591 transitions. [2021-11-22 23:09:43,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:43,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:43,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:45,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:45,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 323 states and 590 transitions. [2021-11-22 23:09:45,368 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 590 transitions. [2021-11-22 23:09:45,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:45,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:45,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:45,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:46,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:09:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 323 states and 589 transitions. [2021-11-22 23:09:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 589 transitions. [2021-11-22 23:09:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:09:46,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:09:46,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:09:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,784 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:09:46,789 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:09:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:46,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:09:46,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:46,895 INFO L388 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 [2021-11-22 23:09:47,852 INFO L388 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 [2021-11-22 23:09:47,867 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:09:47,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:09:48,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:09:48,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:09:49,104 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:09:49,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:09:49,121 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:09:49,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:09:50,324 INFO L354 Elim1Store]: treesize reduction 84, result has 20.0 percent of original size [2021-11-22 23:09:50,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 82 [2021-11-22 23:09:50,347 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:09:50,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 65 [2021-11-22 23:09:52,452 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:09:52,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:09:52,498 INFO L354 Elim1Store]: treesize reduction 122, result has 19.7 percent of original size [2021-11-22 23:09:52,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 77 [2021-11-22 23:10:13,094 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:10:13,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:10:13,120 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:10:13,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:10:13,779 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:10:13,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:10:13,784 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:10:13,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:10:13,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:20,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:20,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 332 states and 615 transitions. [2021-11-22 23:11:20,762 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 615 transitions. [2021-11-22 23:11:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:11:20,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:20,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:22,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:24,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 333 states and 619 transitions. [2021-11-22 23:11:24,901 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 619 transitions. [2021-11-22 23:11:24,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:11:24,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:24,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:27,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:27,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 337 states and 625 transitions. [2021-11-22 23:11:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 625 transitions. [2021-11-22 23:11:27,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:11:27,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:27,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,362 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:11:27,367 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:11:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:27,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:11:27,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:11:27,408 INFO L388 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 [2021-11-22 23:11:27,463 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:11:27,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:11:27,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-22 23:11:27,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:11:27,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:11:27,583 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:11:27,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:11:27,602 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:11:27,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:11:28,229 INFO L354 Elim1Store]: treesize reduction 84, result has 20.0 percent of original size [2021-11-22 23:11:28,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 82 [2021-11-22 23:11:28,257 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:11:28,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 65 [2021-11-22 23:11:28,378 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:11:28,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:11:28,415 INFO L354 Elim1Store]: treesize reduction 122, result has 19.7 percent of original size [2021-11-22 23:11:28,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 77 [2021-11-22 23:11:28,610 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:11:28,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:11:28,640 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:11:28,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:11:28,682 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:11:28,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:11:28,690 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:11:28,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:11:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 338 states and 633 transitions. [2021-11-22 23:12:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 633 transitions. [2021-11-22 23:12:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:12:30,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:30,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:30,850 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:12:30,854 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:12:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:30,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:12:30,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:30,896 INFO L388 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 [2021-11-22 23:12:30,952 INFO L388 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 [2021-11-22 23:12:30,971 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:12:30,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:12:31,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:12:31,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:12:31,310 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:12:31,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:12:31,331 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:12:31,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:12:31,958 INFO L354 Elim1Store]: treesize reduction 84, result has 20.0 percent of original size [2021-11-22 23:12:31,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 82 [2021-11-22 23:12:31,988 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:12:31,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 65 [2021-11-22 23:12:32,132 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:12:32,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:12:32,183 INFO L354 Elim1Store]: treesize reduction 154, result has 18.1 percent of original size [2021-11-22 23:12:32,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 93 [2021-11-22 23:12:52,935 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:12:52,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:12:52,964 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:12:52,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:12:53,000 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:12:53,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:12:53,007 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:12:53,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:12:53,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 338 states and 633 transitions. [2021-11-22 23:12:53,069 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 633 transitions. [2021-11-22 23:12:53,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:12:53,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:53,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:53,092 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:12:53,097 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:12:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:53,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:12:53,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:12:53,134 INFO L388 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 [2021-11-22 23:12:53,214 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:12:53,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:12:53,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-22 23:12:53,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:12:53,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:12:53,349 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:12:53,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:12:53,370 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:12:53,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:12:54,045 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:12:54,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 69 [2021-11-22 23:12:54,078 INFO L354 Elim1Store]: treesize reduction 84, result has 20.0 percent of original size [2021-11-22 23:12:54,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 78 [2021-11-22 23:12:54,217 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:12:54,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:12:54,267 INFO L354 Elim1Store]: treesize reduction 154, result has 18.1 percent of original size [2021-11-22 23:12:54,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 93 [2021-11-22 23:13:14,936 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:13:14,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:13:14,962 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:13:14,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:13:14,997 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:13:14,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:13:15,003 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:13:15,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:13:15,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:15,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:15,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 338 states and 633 transitions. [2021-11-22 23:13:15,060 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 633 transitions. [2021-11-22 23:13:15,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:13:15,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:15,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:15,082 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:13:15,087 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:13:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:15,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:13:15,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:15,123 INFO L388 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 [2021-11-22 23:13:15,173 INFO L388 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 [2021-11-22 23:13:15,193 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:13:15,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:13:15,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:13:15,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:13:15,290 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:13:15,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:13:15,303 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:13:15,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:13:15,919 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:13:15,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 69 [2021-11-22 23:13:15,945 INFO L354 Elim1Store]: treesize reduction 60, result has 22.1 percent of original size [2021-11-22 23:13:15,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 62 [2021-11-22 23:13:16,595 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:13:16,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:13:16,632 INFO L354 Elim1Store]: treesize reduction 122, result has 19.7 percent of original size [2021-11-22 23:13:16,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 77 [2021-11-22 23:13:16,823 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:13:16,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:13:16,850 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:13:16,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:13:16,877 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:13:16,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:13:16,883 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:13:16,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:13:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:16,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:16,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 338 states and 633 transitions. [2021-11-22 23:13:16,934 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 633 transitions. [2021-11-22 23:13:16,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:13:16,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:16,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:16,958 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:13:16,963 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:13:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:16,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:13:16,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:17,004 INFO L388 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 [2021-11-22 23:13:17,070 INFO L388 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 [2021-11-22 23:13:17,086 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:13:17,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:13:17,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:13:17,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:13:17,214 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:13:17,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:13:17,236 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:13:17,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:13:17,852 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:13:17,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 69 [2021-11-22 23:13:17,886 INFO L354 Elim1Store]: treesize reduction 60, result has 22.1 percent of original size [2021-11-22 23:13:17,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 62 [2021-11-22 23:13:18,654 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:13:18,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:13:18,694 INFO L354 Elim1Store]: treesize reduction 154, result has 18.1 percent of original size [2021-11-22 23:13:18,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 93 [2021-11-22 23:13:39,299 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:13:39,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:13:39,327 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:13:39,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:13:39,361 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:13:39,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:13:39,367 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:13:39,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:13:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:39,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:39,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 338 states and 633 transitions. [2021-11-22 23:13:39,417 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 633 transitions. [2021-11-22 23:13:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:13:39,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:39,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:39,437 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:13:39,441 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:13:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:39,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:13:39,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:13:39,473 INFO L388 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 [2021-11-22 23:13:39,515 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:13:39,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:13:39,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-22 23:13:39,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:13:39,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:13:39,601 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:13:39,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:13:39,614 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:13:39,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:13:40,243 INFO L354 Elim1Store]: treesize reduction 84, result has 20.0 percent of original size [2021-11-22 23:13:40,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 82 [2021-11-22 23:13:40,264 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:13:40,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 65 [2021-11-22 23:13:40,907 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:13:40,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:13:40,955 INFO L354 Elim1Store]: treesize reduction 154, result has 18.1 percent of original size [2021-11-22 23:13:40,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 93 [2021-11-22 23:14:01,620 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:14:01,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:14:01,648 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:14:01,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:14:01,680 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:14:01,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:14:01,685 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:14:01,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:14:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 338 states and 633 transitions. [2021-11-22 23:14:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 633 transitions. [2021-11-22 23:14:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:14:01,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:01,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:01,739 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:14:01,743 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:14:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:01,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-22 23:14:01,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:02,533 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-22 23:14:02,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-22 23:14:02,551 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-22 23:14:02,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-22 23:14:03,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:14:03,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:14:03,079 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:14:03,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2021-11-22 23:14:03,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:14:03,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:14:03,102 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:14:03,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2021-11-22 23:14:03,769 INFO L354 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2021-11-22 23:14:03,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 131 treesize of output 104 [2021-11-22 23:14:03,794 INFO L354 Elim1Store]: treesize reduction 88, result has 17.8 percent of original size [2021-11-22 23:14:03,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 92 treesize of output 76 [2021-11-22 23:14:04,353 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-11-22 23:14:04,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 68 [2021-11-22 23:14:04,364 INFO L354 Elim1Store]: treesize reduction 30, result has 9.1 percent of original size [2021-11-22 23:14:04,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 26 [2021-11-22 23:14:04,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:29,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:29,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 342 states and 650 transitions. [2021-11-22 23:14:29,408 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 650 transitions. [2021-11-22 23:14:29,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:14:29,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:29,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:29,432 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:14:29,437 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:14:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:29,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-22 23:14:29,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:29,931 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-22 23:14:29,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-22 23:14:29,961 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-22 23:14:29,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2021-11-22 23:14:30,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:14:30,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:14:30,015 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:14:30,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2021-11-22 23:14:30,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:14:30,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:14:30,040 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:14:30,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 21 [2021-11-22 23:14:30,184 INFO L354 Elim1Store]: treesize reduction 112, result has 14.5 percent of original size [2021-11-22 23:14:30,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 131 treesize of output 104 [2021-11-22 23:14:30,226 INFO L354 Elim1Store]: treesize reduction 88, result has 17.8 percent of original size [2021-11-22 23:14:30,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 92 treesize of output 76 [2021-11-22 23:14:30,261 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-11-22 23:14:30,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 68 [2021-11-22 23:14:30,273 INFO L354 Elim1Store]: treesize reduction 30, result has 9.1 percent of original size [2021-11-22 23:14:30,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 26 [2021-11-22 23:14:30,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:54,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 344 states and 664 transitions. [2021-11-22 23:16:54,756 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 664 transitions. [2021-11-22 23:16:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:16:54,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:54,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:54,779 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:16:54,783 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:16:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:54,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:16:54,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:54,919 INFO L388 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 [2021-11-22 23:16:54,976 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:16:54,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:16:54,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-22 23:16:55,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:16:55,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:16:55,073 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:16:55,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:16:55,093 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:16:55,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:16:55,748 INFO L354 Elim1Store]: treesize reduction 84, result has 20.0 percent of original size [2021-11-22 23:16:55,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 82 [2021-11-22 23:16:55,775 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:16:55,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 65 [2021-11-22 23:16:55,876 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:16:55,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:16:55,907 INFO L354 Elim1Store]: treesize reduction 122, result has 19.7 percent of original size [2021-11-22 23:16:55,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 77 [2021-11-22 23:16:56,068 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:16:56,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:16:56,096 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:16:56,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:16:56,128 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:16:56,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:16:56,135 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:16:56,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:16:56,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:56,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:56,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 344 states and 664 transitions. [2021-11-22 23:16:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 664 transitions. [2021-11-22 23:16:56,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:16:56,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:56,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:56,225 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:16:56,229 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:16:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:56,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:16:56,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:56,270 INFO L388 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 [2021-11-22 23:16:56,335 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:16:56,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:16:56,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2021-11-22 23:16:56,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:16:56,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:16:56,444 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:16:56,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:16:56,463 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:16:56,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:16:57,200 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:16:57,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 69 [2021-11-22 23:16:57,223 INFO L354 Elim1Store]: treesize reduction 60, result has 22.1 percent of original size [2021-11-22 23:16:57,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 62 [2021-11-22 23:16:57,835 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:16:57,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:16:57,872 INFO L354 Elim1Store]: treesize reduction 122, result has 19.7 percent of original size [2021-11-22 23:16:57,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 77 [2021-11-22 23:16:58,050 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:16:58,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:16:58,072 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:16:58,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:16:58,098 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:16:58,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:16:58,103 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:16:58,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:16:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:58,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 344 states and 664 transitions. [2021-11-22 23:16:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 664 transitions. [2021-11-22 23:16:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:16:58,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:58,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:58,162 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:16:58,167 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:16:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:58,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:16:58,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:58,207 INFO L388 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 [2021-11-22 23:16:58,251 INFO L388 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 [2021-11-22 23:16:58,265 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:16:58,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:16:58,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:16:58,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 21 treesize of output 17 [2021-11-22 23:16:58,367 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:16:58,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 49 [2021-11-22 23:16:58,386 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-11-22 23:16:58,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 54 [2021-11-22 23:16:58,994 INFO L354 Elim1Store]: treesize reduction 84, result has 20.0 percent of original size [2021-11-22 23:16:58,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 82 [2021-11-22 23:16:59,020 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:16:59,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 65 [2021-11-22 23:16:59,126 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-11-22 23:16:59,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 93 [2021-11-22 23:16:59,162 INFO L354 Elim1Store]: treesize reduction 154, result has 18.1 percent of original size [2021-11-22 23:16:59,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 97 treesize of output 93 [2021-11-22 23:17:19,760 INFO L354 Elim1Store]: treesize reduction 72, result has 17.2 percent of original size [2021-11-22 23:17:19,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 78 [2021-11-22 23:17:19,780 INFO L354 Elim1Store]: treesize reduction 96, result has 16.5 percent of original size [2021-11-22 23:17:19,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 53 [2021-11-22 23:17:19,813 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:17:19,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 40 [2021-11-22 23:17:19,823 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-22 23:17:19,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-11-22 23:17:19,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:19,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 344 states and 664 transitions. [2021-11-22 23:17:19,866 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 664 transitions. [2021-11-22 23:17:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:17:19,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:19,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:19,886 ERROR L253 erpolLogProxyWrapper]: Interpolant 9 not inductive [2021-11-22 23:17:19,890 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-22 23:17:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:19,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-22 23:17:19,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:17:19,929 INFO L388 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 [2021-11-22 23:17:20,003 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:17:20,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-22 23:17:20,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2021-11-22 23:17:20,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 16 treesize of output 12 [2021-11-22 23:17:20,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2021-11-22 23:17:21,389 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-11-22 23:17:21,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-11-22 23:17:24,599 INFO L354 Elim1Store]: treesize reduction 68, result has 20.0 percent of original size [2021-11-22 23:17:24,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 58 [2021-11-22 23:17:24,611 INFO L354 Elim1Store]: treesize reduction 43, result has 23.2 percent of original size [2021-11-22 23:17:24,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 60 [2021-11-22 23:17:25,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:25,354 INFO L354 Elim1Store]: treesize reduction 104, result has 20.6 percent of original size [2021-11-22 23:17:25,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 92 treesize of output 83 [2021-11-22 23:17:25,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:17:25,363 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-22 23:17:25,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 58 [2021-11-22 23:17:26,304 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-22 23:17:26,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 114 treesize of output 83 [2021-11-22 23:17:26,330 INFO L354 Elim1Store]: treesize reduction 63, result has 21.3 percent of original size [2021-11-22 23:17:26,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 83 treesize of output 85 [2021-11-22 23:17:30,461 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-22 23:17:30,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 53 [2021-11-22 23:17:30,478 INFO L354 Elim1Store]: treesize reduction 27, result has 27.0 percent of original size [2021-11-22 23:17:30,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 45 [2021-11-22 23:17:30,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:50,262 WARN L227 SmtUtils]: Spent 35.31s on a formula simplification. DAG size of input: 58 DAG size of output: 56 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)