./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8bb47039b70660cfe333b6887d0f99d94255697a030b075b004d2298d7cf4777 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:46:28,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:28,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:28,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:28,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:28,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:28,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:28,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:28,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:28,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:28,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:28,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:28,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:28,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:28,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:28,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:28,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:28,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:28,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:28,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:28,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:28,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:28,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:28,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:28,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:28,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:28,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:28,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:28,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:28,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:28,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:28,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:28,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:28,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:28,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:28,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:28,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:28,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:28,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:28,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:28,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:28,855 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:46:28,902 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:28,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:28,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:28,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:28,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:28,905 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:28,905 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:46:28,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:28,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:28,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:28,907 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:46:28,907 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:46:28,908 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:46:28,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:28,908 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:28,908 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:28,909 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:28,909 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:28,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:28,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:28,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:28,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:28,910 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:28,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:28,911 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_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bb47039b70660cfe333b6887d0f99d94255697a030b075b004d2298d7cf4777 [2022-10-17 16:46:29,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:29,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:29,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:29,282 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:29,283 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:29,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-1.i [2022-10-17 16:46:29,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/data/f773db15c/2046668e73624334823c064ecb22fe66/FLAG64a693131 [2022-10-17 16:46:30,172 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:30,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-1.i [2022-10-17 16:46:30,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/data/f773db15c/2046668e73624334823c064ecb22fe66/FLAG64a693131 [2022-10-17 16:46:30,721 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/data/f773db15c/2046668e73624334823c064ecb22fe66 [2022-10-17 16:46:30,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:30,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:30,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:30,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:30,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:30,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:30" (1/1) ... [2022-10-17 16:46:30,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49a95d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:30, skipping insertion in model container [2022-10-17 16:46:30,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:30" (1/1) ... [2022-10-17 16:46:30,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:30,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:31,437 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_590de194-7f11-44f2-a519-d7f84e38865b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-1.i[33021,33034] [2022-10-17 16:46:31,762 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_590de194-7f11-44f2-a519-d7f84e38865b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-1.i[84583,84596] [2022-10-17 16:46:31,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:31,778 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:31,828 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_590de194-7f11-44f2-a519-d7f84e38865b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-1.i[33021,33034] [2022-10-17 16:46:32,033 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_590de194-7f11-44f2-a519-d7f84e38865b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-1.i[84583,84596] [2022-10-17 16:46:32,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:32,089 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:32,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32 WrapperNode [2022-10-17 16:46:32,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:32,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:32,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:32,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:32,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,421 INFO L138 Inliner]: procedures = 177, calls = 730, calls flagged for inlining = 506, calls inlined = 506, statements flattened = 4385 [2022-10-17 16:46:32,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:32,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:32,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:32,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:32,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,600 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:32,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:32,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:32,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:32,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:32,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:32,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:32,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_590de194-7f11-44f2-a519-d7f84e38865b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:46:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:46:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:46:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:46:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:46:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:46:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:46:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:46:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:32,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:32,992 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:32,995 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:37,733 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:37,995 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:37,996 INFO L300 CfgBuilder]: Removed 54 assume(true) statements. [2022-10-17 16:46:38,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:38 BoogieIcfgContainer [2022-10-17 16:46:38,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:46:38,007 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:46:38,007 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:46:38,018 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:46:38,019 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:38" (1/1) ... [2022-10-17 16:46:38,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:46:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 3271 states and 4371 transitions. [2022-10-17 16:46:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 4371 transitions. [2022-10-17 16:46:38,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:46:38,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:38,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:38,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:38,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:38,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 3270 states and 4370 transitions. [2022-10-17 16:46:38,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 4370 transitions. [2022-10-17 16:46:38,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:46:38,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:38,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:38,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:38,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:38,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 3269 states and 4369 transitions. [2022-10-17 16:46:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 4369 transitions. [2022-10-17 16:46:38,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:46:38,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:38,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:38,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:38,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:38,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 3268 states and 4367 transitions. [2022-10-17 16:46:38,866 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4367 transitions. [2022-10-17 16:46:38,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:46:38,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:38,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 3267 states and 4366 transitions. [2022-10-17 16:46:39,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 4366 transitions. [2022-10-17 16:46:39,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:46:39,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:39,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:39,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:39,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 3266 states and 4365 transitions. [2022-10-17 16:46:39,285 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 4365 transitions. [2022-10-17 16:46:39,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:46:39,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:39,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:39,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 3269 states and 4370 transitions. [2022-10-17 16:46:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 4370 transitions. [2022-10-17 16:46:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:46:39,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:39,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:39,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 3268 states and 4369 transitions. [2022-10-17 16:46:39,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4369 transitions. [2022-10-17 16:46:39,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:46:39,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:39,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:39,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4370 states to 3269 states and 4370 transitions. [2022-10-17 16:46:39,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 4370 transitions. [2022-10-17 16:46:39,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:46:39,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:39,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:40,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:40,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 3270 states and 4372 transitions. [2022-10-17 16:46:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 4372 transitions. [2022-10-17 16:46:40,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:46:40,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:40,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:40,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:40,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:40,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 3271 states and 4374 transitions. [2022-10-17 16:46:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 4374 transitions. [2022-10-17 16:46:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:46:40,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:40,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:40,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:40,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 3270 states and 4372 transitions. [2022-10-17 16:46:40,493 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 4372 transitions. [2022-10-17 16:46:40,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:46:40,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:40,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:40,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:40,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 3269 states and 4371 transitions. [2022-10-17 16:46:40,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 4371 transitions. [2022-10-17 16:46:40,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:46:40,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:40,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:40,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:40,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 3270 states and 4373 transitions. [2022-10-17 16:46:40,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 4373 transitions. [2022-10-17 16:46:40,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:46:40,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:40,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:40,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:41,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 3271 states and 4374 transitions. [2022-10-17 16:46:41,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 4374 transitions. [2022-10-17 16:46:41,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:46:41,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:41,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:41,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:41,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 3270 states and 4373 transitions. [2022-10-17 16:46:41,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 4373 transitions. [2022-10-17 16:46:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:46:41,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:41,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:41,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:41,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:41,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 3269 states and 4372 transitions. [2022-10-17 16:46:41,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 4372 transitions. [2022-10-17 16:46:41,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:46:41,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:41,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:41,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:41,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 3268 states and 4371 transitions. [2022-10-17 16:46:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4371 transitions. [2022-10-17 16:46:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:46:41,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:41,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:41,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:41,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:41,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4374 states to 3271 states and 4374 transitions. [2022-10-17 16:46:41,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 4374 transitions. [2022-10-17 16:46:41,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:46:41,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:41,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:41,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:41,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4377 states to 3273 states and 4377 transitions. [2022-10-17 16:46:42,006 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 4377 transitions. [2022-10-17 16:46:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:46:42,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:42,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:42,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:42,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:42,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4375 states to 3273 states and 4375 transitions. [2022-10-17 16:46:42,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 4375 transitions. [2022-10-17 16:46:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:46:42,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:42,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:42,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:42,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:42,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 3273 states and 4371 transitions. [2022-10-17 16:46:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 4371 transitions. [2022-10-17 16:46:42,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:46:42,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:42,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:42,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:46:42,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:42,283 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:42,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:42,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:42,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 3275 states and 4373 transitions. [2022-10-17 16:46:42,418 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 4373 transitions. [2022-10-17 16:46:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:46:42,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:42,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:42,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:46:42,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:42,525 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:42,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:42,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 3280 states and 4380 transitions. [2022-10-17 16:46:42,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 4380 transitions. [2022-10-17 16:46:42,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:42,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:42,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:42,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:42,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:42,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:42,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4379 states to 3279 states and 4379 transitions. [2022-10-17 16:46:42,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 4379 transitions. [2022-10-17 16:46:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:42,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:42,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:43,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:43,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:43,072 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:43,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:43,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 3280 states and 4380 transitions. [2022-10-17 16:46:43,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 4380 transitions. [2022-10-17 16:46:43,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:43,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:43,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:43,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:43,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:43,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:43,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 3282 states and 4386 transitions. [2022-10-17 16:46:43,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 4386 transitions. [2022-10-17 16:46:43,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:46:43,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:43,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:43,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:43,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:43,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:43,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4385 states to 3281 states and 4385 transitions. [2022-10-17 16:46:43,988 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 4385 transitions. [2022-10-17 16:46:43,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:46:43,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:43,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:44,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:44,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:44,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:44,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4387 states to 3282 states and 4387 transitions. [2022-10-17 16:46:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 4387 transitions. [2022-10-17 16:46:44,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:46:44,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:44,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:44,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:44,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:44,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:44,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:44,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 3281 states and 4386 transitions. [2022-10-17 16:46:44,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 4386 transitions. [2022-10-17 16:46:44,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:46:44,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:44,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:44,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:44,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:44,664 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:44,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 3282 states and 4388 transitions. [2022-10-17 16:46:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 4388 transitions. [2022-10-17 16:46:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:46:45,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:45,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:45,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:46:45,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:45,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:45,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:45,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 3285 states and 4394 transitions. [2022-10-17 16:46:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 4394 transitions. [2022-10-17 16:46:45,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:46:45,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:45,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:45,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:45,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:45,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:45,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4393 states to 3284 states and 4393 transitions. [2022-10-17 16:46:45,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 4393 transitions. [2022-10-17 16:46:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:46:45,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:45,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:45,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:45,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:45,649 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:46,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:46,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4395 states to 3285 states and 4395 transitions. [2022-10-17 16:46:46,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 4395 transitions. [2022-10-17 16:46:46,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:46:46,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:46,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:46,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:46,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 3284 states and 4394 transitions. [2022-10-17 16:46:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 4394 transitions. [2022-10-17 16:46:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:46:46,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:46,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:46,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:46,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:46,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:46,382 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:46,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:46,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4396 states to 3285 states and 4396 transitions. [2022-10-17 16:46:46,864 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 4396 transitions. [2022-10-17 16:46:46,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:46:46,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:46,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:46,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:46:46,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:46,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:46,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:46,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4400 states to 3288 states and 4400 transitions. [2022-10-17 16:46:46,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 4400 transitions. [2022-10-17 16:46:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:46:46,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:46,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:47,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:47,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:47,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:47,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:47,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 3287 states and 4399 transitions. [2022-10-17 16:46:47,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 4399 transitions. [2022-10-17 16:46:47,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:46:47,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:47,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:47,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:47,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:47,156 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:47,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:47,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:47,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 3288 states and 4401 transitions. [2022-10-17 16:46:47,617 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 4401 transitions. [2022-10-17 16:46:47,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:46:47,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:47,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:47,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:47,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:47,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:47,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4400 states to 3287 states and 4400 transitions. [2022-10-17 16:46:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 4400 transitions. [2022-10-17 16:46:47,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:46:47,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:47,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:47,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:47,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:47,802 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:47,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:48,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:48,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4402 states to 3288 states and 4402 transitions. [2022-10-17 16:46:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 4402 transitions. [2022-10-17 16:46:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:46:48,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:48,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:48,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:46:48,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:48,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:48,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 3291 states and 4406 transitions. [2022-10-17 16:46:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 4406 transitions. [2022-10-17 16:46:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:46:48,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:48,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:48,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:48,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:48,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:48,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:48,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4405 states to 3290 states and 4405 transitions. [2022-10-17 16:46:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 4405 transitions. [2022-10-17 16:46:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:46:48,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:48,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:48,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:48,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:48,598 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:49,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 3291 states and 4407 transitions. [2022-10-17 16:46:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 4407 transitions. [2022-10-17 16:46:49,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:46:49,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:49,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:49,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:49,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 3290 states and 4406 transitions. [2022-10-17 16:46:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 4406 transitions. [2022-10-17 16:46:49,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:46:49,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:49,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:49,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:49,266 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:49,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 3291 states and 4408 transitions. [2022-10-17 16:46:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 4408 transitions. [2022-10-17 16:46:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:46:49,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:49,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:46:49,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:49,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:49,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 3294 states and 4412 transitions. [2022-10-17 16:46:49,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4412 transitions. [2022-10-17 16:46:49,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:46:49,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:49,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:49,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:49,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4411 states to 3293 states and 4411 transitions. [2022-10-17 16:46:49,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 4411 transitions. [2022-10-17 16:46:49,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:46:49,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:50,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:50,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:50,063 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:50,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:50,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4413 states to 3294 states and 4413 transitions. [2022-10-17 16:46:50,528 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4413 transitions. [2022-10-17 16:46:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:46:50,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:50,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:50,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:50,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:50,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:50,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 3293 states and 4412 transitions. [2022-10-17 16:46:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 4412 transitions. [2022-10-17 16:46:50,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:46:50,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:50,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:50,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:46:50,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:50,729 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:51,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 3294 states and 4414 transitions. [2022-10-17 16:46:51,247 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4414 transitions. [2022-10-17 16:46:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:46:51,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:46:51,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:51,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:51,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 3297 states and 4418 transitions. [2022-10-17 16:46:51,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 4418 transitions. [2022-10-17 16:46:51,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:46:51,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:46:51,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:51,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:51,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4422 states to 3300 states and 4422 transitions. [2022-10-17 16:46:51,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 4422 transitions. [2022-10-17 16:46:51,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:46:51,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:46:51,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:51,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:51,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 3300 states and 4420 transitions. [2022-10-17 16:46:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 4420 transitions. [2022-10-17 16:46:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:46:51,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:51,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:46:51,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:51,682 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:52,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 3316 states and 4438 transitions. [2022-10-17 16:46:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3316 states and 4438 transitions. [2022-10-17 16:46:52,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:46:52,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:52,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:52,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:46:52,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:52,264 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:52,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:52,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 3332 states and 4463 transitions. [2022-10-17 16:46:52,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 4463 transitions. [2022-10-17 16:46:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:46:52,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:52,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:53,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:46:53,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:53,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:55,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:55,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4483 states to 3347 states and 4483 transitions. [2022-10-17 16:46:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 4483 transitions. [2022-10-17 16:46:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:46:55,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:55,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:55,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:46:55,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:55,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:55,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4482 states to 3347 states and 4482 transitions. [2022-10-17 16:46:55,530 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 4482 transitions. [2022-10-17 16:46:55,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:46:55,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:55,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:55,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 11 conjunts are in the unsatisfiable core [2022-10-17 16:46:55,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:55,638 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:46:55,899 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:56,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4484 states to 3348 states and 4484 transitions. [2022-10-17 16:46:56,597 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 4484 transitions. [2022-10-17 16:46:56,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:46:56,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:46:56,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:56,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:57,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4501 states to 3364 states and 4501 transitions. [2022-10-17 16:46:57,177 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 4501 transitions. [2022-10-17 16:46:57,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:46:57,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:57,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:57,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:46:57,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:58,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 3380 states and 4525 transitions. [2022-10-17 16:46:58,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 4525 transitions. [2022-10-17 16:46:58,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:46:58,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:58,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:58,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:46:58,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:46:58,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:58,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:58,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4529 states to 3383 states and 4529 transitions. [2022-10-17 16:46:58,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3383 states and 4529 transitions. [2022-10-17 16:46:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:46:58,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:58,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms